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ISO 216

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3966: 1031: 1384:, with a width of 841 millimetres (33.1 in) and height of 1,189 millimetres (46.8 in), so an actual area of 0.999949 square metres (10.76336 sq ft); A4 is recommended as standard paper size for business, administrative and government correspondence; and A6 for postcards. Series B is based on B0 with width of 1 metre (3 ft 3 in), C0 is 917 by 1,297 millimetres (36.1 in × 51.1 in), and D0 771 by 1,090 millimetres (30.4 in × 42.9 in). Series C is the basis for envelope formats. 1388:
Brazil (1943), Spain (1947), Austria (1948), Romania (1949), Japan (1951), Denmark (1953), Czechoslovakia (1953), Israel (1954), Portugal (1954), Yugoslavia (1956), India (1957), Poland (1957), United Kingdom (1959), Venezuela (1962), New Zealand (1963), Iceland (1964), Mexico (1965), South Africa (1966), France (1967), Peru (1967), Turkey (1967), Chile (1968), Greece (1970), Zimbabwe (1970), Singapore (1970), Bangladesh (1972), Thailand (1973), Barbados (1973), Australia (1974), Ecuador (1974), Colombia (1975) and Kuwait (1975).
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aspect ratio. In each series of sizes (for example, series A), the largest size is numbered 0 (so in this case A0), and each successive size (A1, A2, etc.) has half the area of the preceding sheet and can be cut by halving the length of the preceding size sheet. The new measurement is rounded down to
1387:
The DIN paper-format concept was soon introduced as a national standard in many other countries, for example, Belgium (1924), Netherlands (1925), Norway (1926), Switzerland (1929), Sweden (1930), Soviet Union (1934), Hungary (1938), Italy (1939), Finland (1942), Uruguay (1942), Argentina (1943),
1211:
argued in a long article published in 1918, that a firm basis for the system of paper formats, which deal with surfaces, ought not be the length but the area; that is, linking the system of paper formats to the metric system using the square metre rather than the centimetre, constrained by
3711: 3549: 3386: 2349: 2187: 2024: 2706: 3914:; two sheets next to each other together have the same ratio, sideways. In scaled photocopying, for example, two A4 sheets reduced to A5 size fit exactly onto one A4 sheet, and an A4 sheet in magnified size onto an A3 sheet; in each case, there is neither waste nor want. 3002: 2860: 2717: 2522:
between adjacent sizes of the A series in sequence." The use of the geometric mean makes each step in size: B0, A0, B1, A1, B2 ... smaller than the previous one by the same factor. As with the A series, the lengths of the B series have the ratio
3237: 1875: 3206:. An unfolded A4 page will fit into a C4 envelope. Due to same width to height ratio, if an A4 page is folded in half so that it is A5 in size, it will fit into a C5 envelope (which will be the same size as a C4 envelope folded in half). 1631:) before rounding to the nearest 1 millimetre (0.039 in). Successive paper sizes in the series (A1, A2, A3, etc.) are defined by halving the area of the preceding paper size and rounding down, so that the long side of 3861:{\displaystyle {\text{C2}}={\begin{cases}S=\left({\sqrt {\frac {1}{2}}}\right)^{2+{\frac {1}{4}}}\approx 0.458\,{\text{m}}\\L=\left({\sqrt {\frac {1}{2}}}\right)^{2-{\frac {3}{4}}}\approx 0.648\,{\text{m}}\end{cases}}} 3699:{\displaystyle {\text{C1}}={\begin{cases}S=\left({\sqrt {\frac {1}{2}}}\right)^{1+{\frac {1}{4}}}\approx 0.648\,{\text{m}}\\L=\left({\sqrt {\frac {1}{2}}}\right)^{1-{\frac {3}{4}}}\approx 0.917\,{\text{m}}\end{cases}}} 3536:{\displaystyle {\text{C0}}={\begin{cases}S=\left({\sqrt {\frac {1}{2}}}\right)^{0+{\frac {1}{4}}}\approx 0.917\,{\text{m}}\\L=\left({\sqrt {\frac {1}{2}}}\right)^{0-{\frac {3}{4}}}\approx 1.297\,{\text{m}}\end{cases}}} 2499:{\displaystyle {\text{A2}}={\begin{cases}S=\left({\sqrt {\frac {1}{2}}}\right)^{2+{\frac {1}{2}}}\approx 0.420\,{\text{m}}\\L=\left({\sqrt {\frac {1}{2}}}\right)^{2-{\frac {1}{2}}}\approx 0.595\,{\text{m}}\end{cases}}} 2337:{\displaystyle {\text{A1}}={\begin{cases}S=\left({\sqrt {\frac {1}{2}}}\right)^{1+{\frac {1}{2}}}\approx 0.595\,{\text{m}}\\L=\left({\sqrt {\frac {1}{2}}}\right)^{1-{\frac {1}{2}}}\approx 0.841\,{\text{m}}\end{cases}}} 2174:{\displaystyle {\text{A0}}={\begin{cases}S=\left({\sqrt {\frac {1}{2}}}\right)^{0+{\frac {1}{2}}}\approx 0.841\,{\text{m}}\\L=\left({\sqrt {\frac {1}{2}}}\right)^{0-{\frac {1}{2}}}\approx 1.189\,{\text{m}}\end{cases}}} 4619:
Articles by Wilhelm Ostwald referencing Lichtenberg's letter, and W. Porstmann specifying a metric system of norms for formats for lengths, surfaces (planes), and volumes, laying the ground for the DIN-Series, in
2588: 150:. This ratio has the unique property that when cut or folded in half widthways, the halves also have the same aspect ratio. Each ISO paper size is one half of the area of the next larger size in the same series. 3977:. For example, line type A ("Continuous - thick", used for "visible outlines") has a standard thickness of 0.7 mm on an A0-sized sheet, 0.5 mm on an A1 sheet, and 0.35 mm on A2, A3, or A4. 3151:
The C series formats are geometric means between the B series and A series formats with the same number (e.g. C2 is the geometric mean between B2 and A2). The width to height ratio of C series formats is
1380:, with series A as the always preferred formats and basis for the other series. All measures are rounded to the nearest millimetre. A0 has a surface area of 1 square metre (11 sq ft) up to a 1143: 3997:, so that particular pens can be used on particular sizes of paper, and then the next smaller or larger size can be used to continue the drawing after it has been reduced or enlarged, respectively. 6270: 1402:
In 1977, a large German car manufacturer performed a study of the paper formats found in their incoming mail and concluded that out of 148 examined countries, 88 already used the A series formats.
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or printer can be designed to reduce a page from A4 to A5 or to enlarge a page from A4 to A3. Similarly, two sheets of A4 can be scaled down to fit one A4 sheet without excess empty paper.
3944:, where they are sometimes called "A4 rectangles" or "silver rectangles". In other contexts, the term "silver rectangle" can also refer to a rectangle in the proportion 1:(1 +  1118:. Early variants of the formats that would become ISO paper sizes A2, A3, B3, B4, and B5 then evolved in France, where they were listed in a 1798 French law on taxation of publications ( 1713:
is to maintain the aspect ratio of each subsequent rectangle after cutting or folding an A-series sheet in half, perpendicular to the larger side. Given a rectangle with a longer side,
1154:), as a replacement for the vast variety of other paper formats that had been used before, in order to make paper stocking and document reproduction cheaper and more efficient, in 1911 1249: 4122:
DIN 476 provides for formats larger than A0, denoted by a prefix factor. In particular, it lists the formats 2A0 and 4A0, which are twice and four times the size of A0 respectively:
3132:{\displaystyle {\text{B2}}={\begin{cases}S=\left({\sqrt {\frac {1}{2}}}\right)^{2}=0.5\,{\text{m}}\\L=\left({\sqrt {\frac {1}{2}}}\right)^{2-1}\approx 0.707\,{\text{m}}\end{cases}}} 2990:{\displaystyle {\text{B1}}={\begin{cases}S=\left({\sqrt {\frac {1}{2}}}\right)^{1}\approx 0.707\,{\text{m}}\\L=\left({\sqrt {\frac {1}{2}}}\right)^{1-1}=1\,{\text{m}}\end{cases}}} 2847:{\displaystyle {\text{B0}}={\begin{cases}S=\left({\sqrt {\frac {1}{2}}}\right)^{0}=1\,{\text{m}}\\L=\left({\sqrt {\frac {1}{2}}}\right)^{0-1}\approx 1.414\,{\text{m}}\end{cases}}} 3370:{\displaystyle {\text{C}}_{n}={\begin{cases}S=\left({\sqrt {\frac {1}{2}}}\right)^{n+{\frac {1}{4}}}\\L=\left({\sqrt {\frac {1}{2}}}\right)^{n-{\frac {3}{4}}}\end{cases}}} 2008:{\displaystyle {\text{A}}_{n}={\begin{cases}S=\left({\sqrt {\frac {1}{2}}}\right)^{n+{\frac {1}{2}}}\\L=\left({\sqrt {\frac {1}{2}}}\right)^{n-{\frac {1}{2}}}\end{cases}}} 1287: 6980: 1535: 1508: 1484: 1460: 1436: 1378: 1190: 1104: 1069: 4110:
standard upon which ISO 9175-1 is based also specified a term and symbol for easy identification of pens and drawing templates compatible with the standard, called
3921:. Although they have also officially adopted the ISO 216 paper format, Mexico, Panama, Peru, Colombia, the Philippines, and Chile also use mostly U.S. paper sizes. 48: 1327: 1307: 2539:
defines to have 1.5 times the area of the corresponding JIS A series (which is identical to the ISO A series). Thus, the lengths of JIS B series paper are
5782: 3988:. Colour codes are assigned to each size to facilitate easy recognition by the drafter. Like the paper sizes, these pen widths increase by a factor of 1201: 5777: 4221:(ISO A series) as well: "The rarely used sizes which follow also belong to this series." 2A0 is also known by other unofficial names like "A00". 1542:
can be made by using a sheet of the next larger size (for example, an A4 sheet is folded in half to make a brochure with size A5 pages). An office
5999: 2532:, and folding one in half (and rounding down to the nearest millimetre) gives the next in the series. The shorter side of B0 is exactly 1 metre. 6973: 5787: 1646:
The most used of this series is the size A4, which is 210 mm × 297 mm (8.27 in × 11.7 in) and thus almost exactly
5282: 4660: 4408: 2701:{\displaystyle {\text{B}}_{n}={\begin{cases}S=\left({\sqrt {\frac {1}{2}}}\right)^{n}\\L=\left({\sqrt {\frac {1}{2}}}\right)^{n-1}\end{cases}}} 88: 1399:
document format in 1975, and it is today used in almost all countries in the world, with the exception of several countries in the Americas.
3985: 5504: 1462:
aspect ratio as the whole sheet before it was divided. Equivalently, if one lays two same-sized sheets of paper with an aspect ratio of
4107: 6966: 6474: 35: 6579: 6499: 6290: 6285: 6131: 1643:. Hence, each next size is nearly exactly half the area of the prior size. So, an A1 page can fit two A2 pages inside the same area. 1550: 6297: 4651: 1159: 7091: 6830: 5020: 5192: 4361: 6899: 6700: 6223: 5606: 5197: 5167: 1336:
In 1921, after a long discussion and another intervention by Porstmann, the Standardisation Committee of German Industry (
6544: 5874: 5671: 4613: 4995: 7169: 6071: 5095: 4327: 6989: 1343: 6635: 5807: 5651: 4290: 1565:(unit symbol g/m; the nonstandard abbreviation "gsm" is also used). One can derive the grammage of other sizes by 3973:
An adjunct to the ISO paper sizes, particularly the A series, are the technical drawing line widths specified in
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has the unique property that, when cut or folded in half midway between its longer sides, each half has the same
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is the length of the longer side, for the second equation both in metres. Porstmann also argued that formats for
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The B series is defined in the standard as follows: "A subsidiary series of sizes is obtained by placing the
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The principal countries not generally using the ISO paper sizes are the United States and Canada, which use
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Visualization with paper sizes in formats A0 to A8, exhibited at the science museum CosmoCaixa Barcelona
6529: 6437: 6387: 6146: 5479: 5474: 4873: 1115: 95:, used around the world except in North America and parts of Latin America. The standard defines the " 6795: 6740: 6519: 6504: 5762: 5182: 4678: 3728: 3566: 3403: 3261: 3019: 2877: 2734: 2612: 2366: 2204: 2041: 1899: 1138: 6843: 6750: 6539: 6514: 5726: 5721: 4562: 3918: 6397: 5939: 5929: 5924: 5499: 5484: 5424: 4858: 4853: 4813: 4294: 40: 1133:
Comparison of A4 (shaded grey) and C4 sizes with some similar paper and photographic paper sizes
7154: 6947: 6715: 6705: 5834: 5252: 4833: 4637: 1566: 1254: 1158:
proposed, over a hundred years after the 1798 French law, a global standard – a
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side by side along their longer side, they form a larger rectangle with the aspect ratio of
7164: 6894: 6800: 6534: 6509: 6352: 6193: 5944: 5631: 5434: 5307: 5090: 2548:≈ 1.22 times those of A-series paper. By comparison, the lengths of ISO B series paper are 1192:, referring to the argument advanced by Lichtenberg's 1786 letter, but linking this to the 3187: 8: 7159: 6735: 4412: 4286: 3984:
widths are 0.13, 0.18, 0.25, 0.35, 0.5, 0.7, 1.0, 1.40, and 2.0 mm, as specified in
1657: 1206: 4510: 7112: 6680: 6615: 4955: 4309: 1583:(four halvings, ignoring rounding) of an A0 page. Thus the weight, and the associated 5509: 4323: 1030: 6243: 5984: 5312: 4629: 4608: 1710: 1656:
square metre (0.0625 m; 96.8752 sq in) in area. For comparison, the
1312: 1292: 1072: 135: 130:
All ISO 216, ISO 217 and ISO 269 paper sizes (except some envelopes) have the same
6958: 6853: 6574: 6479: 6233: 6161: 6156: 6151: 5636: 5599: 5594: 5589: 5584: 5579: 5574: 5569: 4624: 4537: 4387: 4353: 4230: 1155: 1147: 1119: 1111: 111:, the most commonly available paper size worldwide. Two supplementary standards, 4604: 3161:
as in the A and B series. A, B, and C series of paper fit together as part of a
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of paper, such as envelopes, should be 10% larger than the paper format itself.
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ISO 216 and its related standards were first published between 1975 and 1995:
7148: 7107: 6929: 6904: 6889: 6825: 6820: 6815: 6810: 6805: 6650: 6595: 6564: 6554: 6417: 6407: 6377: 6372: 6322: 6302: 6280: 6265: 6218: 6183: 6126: 6121: 6111: 5989: 5934: 5909: 5904: 5884: 5757: 5297: 4736: 4706: 4322:] (in German). Vol. III (1785–1792). Munich: Beck. pp. 274–75. 4240: 3981: 3937: 1600:
ISO 217:2013, defining the RA and SRA series of raw ("untrimmed") paper sizes
1193: 6790: 6760: 6620: 5964: 5959: 5822: 5817: 5812: 5731: 5676: 5626: 5559: 5514: 5489: 5419: 5414: 5409: 5404: 5399: 5357: 5322: 5232: 5227: 5055: 4863: 3954: 1624: 1562: 1079: 131: 1137:
Searching for a standard system of paper formats on a scientific basis at
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Comparison of ISO 216 paper sizes between A4 and A3 and Swedish extension
6765: 6462: 6457: 6452: 6036: 5953: 4925: 1628: 1543: 1129: 160: 147: 1623:(≈ 1.414, when rounded). A0 is defined so that it has an area of 1  1106:
is found in a letter written on 25 October 1786 by the German scientist
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The oldest known mention of the advantages of basing a paper size on an
7070: 6755: 6660: 6367: 6342: 6106: 6061: 5797: 5454: 5267: 5160: 5155: 5150: 5110: 5085: 4960: 4716: 1197: 1035: 1021: 1014: 1007: 92: 76: 68: 7065: 7060: 7055: 7050: 7040: 7035: 7030: 6924: 6919: 6914: 6909: 6884: 6874: 6835: 6785: 6780: 6775: 6770: 6675: 6670: 6665: 6655: 6645: 6630: 6610: 6605: 6600: 6549: 6494: 6489: 6469: 6447: 6427: 6382: 6362: 6317: 6312: 6307: 6275: 6238: 6228: 6213: 6208: 6203: 6188: 6173: 6168: 6096: 6091: 6086: 6066: 6056: 6051: 6046: 6031: 6026: 5974: 5969: 5949: 5919: 5894: 5879: 5849: 5802: 5792: 5772: 5767: 5752: 5747: 5661: 5382: 5377: 5272: 4918: 4913: 4908: 4903: 4898: 4806: 4801: 4796: 4791: 3924: 1674: in × 11 in; 216 mm × 279 mm) is about 1411: 4360:(in French) (237). Paris: Republic of France: 1–2. 3 November 1798. 4217:
While not formally defined, ISO 216:2007 notes them in the table of
1587:, can be approximated easily by counting the number of sheets used. 7133: 7045: 7025: 7020: 7015: 7010: 7005: 6559: 6337: 6041: 5869: 5706: 5696: 5681: 5656: 5641: 5616: 5611: 5494: 5469: 5464: 5449: 5444: 5439: 5429: 5394: 5389: 5372: 5352: 5347: 5342: 5337: 5332: 5327: 5317: 5302: 5292: 5287: 5277: 5262: 5257: 5247: 5242: 5237: 5222: 5217: 5212: 5207: 5202: 5187: 5172: 5145: 5140: 5135: 5130: 5125: 5120: 5115: 5105: 5100: 5080: 5075: 5065: 5060: 5050: 5045: 5035: 5030: 5025: 5000: 4990: 4883: 4786: 4781: 4776: 4771: 4766: 4761: 4756: 4751: 4746: 3203: 1584: 1554: 1549:
This system also simplifies calculating the weight of paper. Under
1539: 1690:) shorter than A4. Then, the size of A5 paper is half of A4, i.e. 6848: 6640: 6625: 6422: 6412: 6402: 6178: 5994: 5839: 5827: 4985: 4980: 4975: 4970: 4965: 4950: 4945: 4940: 4935: 4930: 4893: 4848: 4843: 4828: 4818: 4114:, which may still be found on some technical drafting equipment. 3974: 116: 112: 3890:±2.0 mm for dimensions in the range 150 to 600 mm, and 26: 6710: 6695: 6690: 6685: 6357: 6332: 6260: 6116: 6101: 6081: 6076: 6021: 6014: 6009: 6004: 5899: 5864: 5711: 5362: 5177: 4741: 4464:"International Paper Sizes, Dimensions, Format & Standards" 4413:"ISO 536:2019(en): Paper and board — Determination of grammage" 3190:
to the system. The lengths of ISO C series paper are therefore
1513:
The ISO system of paper sizes exploits these properties of the
6745: 6720: 6442: 6327: 6198: 5979: 5844: 5716: 5691: 5686: 5666: 5040: 5010: 5005: 4726: 4711: 4701: 4696: 4260: 3186:: A4, C4, B4, "D4", A3, ...; there is such a D-series in the 1356:
the specification of four series of paper formats with ratio
4098: 6392: 6255: 6248: 5914: 5859: 5459: 5070: 3897:
These are related to comparison between series A, B and C.
3854: 3692: 3529: 3363: 3125: 2983: 2840: 2694: 2492: 2330: 2167: 2001: 1558: 164: 3884: 2535:
There is also an incompatible Japanese B series which the
6879: 6569: 5621: 1741:, will be the same as that of a rectangle half its size, 1392: 127:" series is commonly listed alongside the A and B sizes. 4463: 4439:"A Paper Sizes – A0, A1, A2, A3, A4, A5, A6, A7, A8, A9" 2567:
paper (according to the ISO standard) can be defined as
1594:
ISO 216:2007, defining the A and B series of paper sizes
1519: 1492: 1468: 1444: 1420: 1362: 1315: 1295: 1257: 1220: 1218: 1174: 1168:) – for paper sizes based on the ratio 1088: 1053: 3905:
The ISO 216 formats are organized around the ratio 1:
3714: 3552: 3389: 3240: 3005: 2863: 2720: 2591: 2352: 2190: 2027: 1878: 4659: 4308:
Lichtenberg, Georg Christoph (1990). Joost, Ulrich;
1614:
Paper in the A series format has an aspect ratio of
1352:, or DIN in short) today, published German standard 16:
International standard for paper sizes, including A4
6988: 3860: 3698: 3535: 3369: 3131: 2989: 2846: 2700: 2498: 2336: 2173: 2007: 1529: 1502: 1478: 1454: 1430: 1410:The main advantage of this system is its scaling. 1391:It finally became both an international standard ( 1372: 1321: 1301: 1281: 1243: 1184: 1098: 1063: 153: 4285:Lichtenberg, Georg Christoph (7 February 2006) . 1597:ISO 269:1985, defining the C series for envelopes 7146: 3960: 1200:(0.39 in) as the width of the base format. 4126:DIN 476 overformats (with rounded inch values) 80:An A4 paper sheet folded into two A5 size pages 4409:International Organization for Standardization 3893:±3.0 mm for dimensions above 600 mm. 3880:The tolerances specified in the standard are: 1573:paper weighs 5 grams (0.18 oz), as it is 1510:and double the area of each individual sheet. 6974: 4645: 3887:1.5 mm for dimensions up to 150 mm, 3174:, though there is no size half-way between B 1347: 1337: 1163: 107:" series of paper sizes, which includes the 4307: 4284: 3165:, with ratio of successive side lengths of 1660:paper size commonly used in North America ( 6981: 6967: 4652: 4638: 4287:"Lichtenberg's letter to Johann Beckmann" 4261:"International Paper Sizes & Formats" 3845: 3783: 3683: 3621: 3520: 3458: 3202:The C series formats are used mainly for 3116: 3061: 2974: 2919: 2831: 2776: 2483: 2421: 2321: 2259: 2158: 2096: 1639:is the same length as the short side of A 4097: 3964: 1244:{\textstyle {\tfrac {x}{y}}={\sqrt {2}}} 1128: 1126:) that was based in part on page sizes. 1047:"Lichtenberg ratio" redirects here. For 1029: 75: 67: 51:of all important aspects of the article. 4289:(in German and English). Translated by 4181: 4144: 7147: 7092:Municipal Services Standards Committee 4401: 4348: 4346: 3199:≈ 1.09 times those of A-series paper. 2557:≈ 1.19 times those of A-series paper. 1709:The geometric rationale for using the 1339:Normenausschuß der deutschen Industrie 1309:is the length of the shorter side and 47:Please consider expanding the lead to 6962: 4633: 4502: 4236:International standard envelope sizes 3969:Rotring Rapidographs in ISO nib sizes 1834:; in other words, an aspect ratio of 4388:"International standard paper sizes" 4381: 4379: 4034: 4031: 4028: 4025: 4022: 4019: 4016: 4013: 4010: 4007: 1344:German Institute for Standardisation 20: 4343: 4278: 13: 4605:International standard paper sizes 4517:. England: British Origami Society 4508: 4364:from the original on 26 April 2009 4358:Bulletin des Lois de la République 1721:, ensuring that its aspect ratio, 1342:, or NADI in short), which is the 119:, define related paper sizes; the 14: 7181: 4598: 4376: 3927:sheets of paper with the ratio 1: 1538:the nearest millimetre. A folded 6943: 6942: 4535: 4385: 4356:[Stamp Act (No. 2136)]. 1569:. A standard A4 sheet made from 1557:is defined as a sheet's mass in 1020: 1013: 1006: 25: 4580: 4555: 4529: 4419:(4 ed.). § 3.1 note 1 154:Dimensions of A, B and C series 39:may be too short to adequately 7118:Multimedia extension connector 6990:Deutsches Institut für Normung 4489:"Japanese B Series Paper Size" 4481: 4456: 4431: 4253: 4117: 3900: 3231:, where (measuring in metres) 2582:, where (measuring in metres) 1869:, where (measuring in metres) 1414:paper with an aspect ratio of 1349:Deutsches Institut für Normung 49:provide an accessible overview 1: 4563:"Technical drawing pen sizes" 4354:"Loi sur le timbre (Nº 2136)" 4246: 3961:Matching technical pen widths 3875: 1604: 1405: 1395:216) as well as the official 1002: 4219:Main series of trimmed sizes 7: 4224: 3146: 2513: 1609: 1124:Loi sur le timbre (Nº 2136) 1108:Georg Christoph Lichtenberg 10: 7186: 4625:Explanation of paper sizes 4538:"Pen Sizes and Line Types" 3919:North American paper sizes 1282:{\textstyle a=x\times y=1} 1046: 1042: 7126: 7100: 7084: 6996: 6938: 6862: 6588: 5740: 4689: 4671: 1019: 1012: 1005: 179: 176: 173: 170: 7170:Technical specifications 4567:Designing Buildings Wiki 4372:– via Markus Kuhn. 4087: 4082: 4077: 4072: 4067: 4062: 4057: 4052: 4047: 4042: 3216:paper can be defined as 1854:paper can be defined as 1530:{\textstyle {\sqrt {2}}} 1503:{\textstyle {\sqrt {2}}} 1479:{\textstyle {\sqrt {2}}} 1455:{\textstyle {\sqrt {2}}} 1431:{\textstyle {\sqrt {2}}} 1373:{\textstyle {\sqrt {2}}} 1185:{\textstyle {\sqrt {2}}} 1099:{\textstyle {\sqrt {2}}} 1064:{\textstyle {\sqrt {2}}} 4295:University of Cambridge 1116:University of Göttingen 4607:: ISO 216 details and 4103: 3970: 3862: 3700: 3537: 3371: 3133: 2991: 2848: 2702: 2500: 2338: 2175: 2009: 1717:, and a shorter side, 1531: 1504: 1480: 1456: 1432: 1374: 1348: 1338: 1323: 1303: 1283: 1245: 1186: 1164: 1151: 1134: 1123: 1100: 1065: 1039: 89:international standard 81: 73: 4417:ISO Browsing Platform 4101: 3968: 3863: 3701: 3538: 3372: 3163:geometric progression 3134: 2992: 2849: 2703: 2501: 2339: 2176: 2010: 1532: 1505: 1481: 1457: 1433: 1375: 1324: 1304: 1284: 1246: 1187: 1132: 1101: 1066: 1033: 146:, within rounding to 79: 71: 3712: 3550: 3387: 3238: 3003: 2861: 2718: 2589: 2350: 2188: 2025: 1876: 1517: 1490: 1466: 1442: 1418: 1360: 1313: 1293: 1289:square metre, where 1255: 1216: 1172: 1086: 1051: 4127: 1805:, which reduces to 1762:, which means that 1567:arithmetic division 167: 159:ISO paper sizes in 7113:Mini-DIN connector 4665:by standard number 4614:ISO 216 at iso.org 4511:"The A4 rectangle" 4125: 4104: 3971: 3858: 3853: 3696: 3691: 3533: 3528: 3367: 3362: 3188:Swedish extensions 3129: 3124: 2987: 2982: 2844: 2839: 2698: 2693: 2496: 2491: 2334: 2329: 2171: 2166: 2005: 2000: 1527: 1500: 1476: 1452: 1428: 1370: 1319: 1299: 1279: 1241: 1229: 1182: 1135: 1096: 1061: 1040: 158: 82: 74: 7142: 7141: 6956: 6955: 4679:ISO romanizations 4411:(November 2019). 4215: 4214: 4182:1189 × 1682 4145:1682 × 2378 4094: 4093: 3849: 3835: 3814: 3813: 3787: 3773: 3752: 3751: 3718: 3687: 3673: 3652: 3651: 3625: 3611: 3590: 3589: 3556: 3524: 3510: 3489: 3488: 3462: 3448: 3427: 3426: 3393: 3356: 3335: 3334: 3306: 3285: 3284: 3245: 3120: 3092: 3091: 3065: 3043: 3042: 3009: 2978: 2950: 2949: 2923: 2901: 2900: 2867: 2835: 2807: 2806: 2780: 2758: 2757: 2724: 2673: 2672: 2636: 2635: 2596: 2520:geometrical means 2487: 2473: 2452: 2451: 2425: 2411: 2390: 2389: 2356: 2325: 2311: 2290: 2289: 2263: 2249: 2228: 2227: 2194: 2162: 2148: 2127: 2126: 2100: 2086: 2065: 2064: 2031: 1994: 1973: 1972: 1944: 1923: 1922: 1883: 1525: 1498: 1474: 1450: 1426: 1368: 1239: 1228: 1202:Walter Porstmann 1180: 1094: 1059: 1028: 1027: 180:C series formats 177:B series formats 174:A series formats 66: 65: 7177: 6983: 6976: 6969: 6960: 6959: 6946: 6945: 4666: 4654: 4647: 4640: 4631: 4630: 4592: 4591: 4584: 4578: 4577: 4575: 4573: 4559: 4553: 4552: 4550: 4548: 4533: 4527: 4526: 4524: 4522: 4506: 4500: 4499: 4497: 4495: 4485: 4479: 4478: 4476: 4474: 4460: 4454: 4453: 4451: 4449: 4435: 4429: 4428: 4426: 4424: 4405: 4399: 4398: 4396: 4394: 4383: 4374: 4373: 4371: 4369: 4350: 4341: 4340: 4338: 4336: 4310:Schöne, Albrecht 4305: 4303: 4301: 4282: 4276: 4275: 4273: 4271: 4257: 4211: 4210: 4206: 4203: 4197: 4196: 4192: 4189: 4174: 4173: 4169: 4166: 4160: 4159: 4155: 4152: 4128: 4124: 4002: 4001: 3996: 3995: 3994: 3953:), known as the 3952: 3951: 3950: 3935: 3934: 3933: 3913: 3912: 3911: 3870: 3867: 3865: 3864: 3859: 3857: 3856: 3850: 3847: 3838: 3837: 3836: 3828: 3819: 3815: 3806: 3805: 3788: 3785: 3776: 3775: 3774: 3766: 3757: 3753: 3744: 3743: 3719: 3716: 3708: 3705: 3703: 3702: 3697: 3695: 3694: 3688: 3685: 3676: 3675: 3674: 3666: 3657: 3653: 3644: 3643: 3626: 3623: 3614: 3613: 3612: 3604: 3595: 3591: 3582: 3581: 3557: 3554: 3546: 3542: 3540: 3539: 3534: 3532: 3531: 3525: 3522: 3513: 3512: 3511: 3503: 3494: 3490: 3481: 3480: 3463: 3460: 3451: 3450: 3449: 3441: 3432: 3428: 3419: 3418: 3394: 3391: 3376: 3374: 3373: 3368: 3366: 3365: 3359: 3358: 3357: 3349: 3340: 3336: 3327: 3326: 3309: 3308: 3307: 3299: 3290: 3286: 3277: 3276: 3252: 3251: 3246: 3243: 3230: 3215: 3198: 3197: 3196: 3185: 3173: 3172: 3171: 3160: 3159: 3158: 3141: 3138: 3136: 3135: 3130: 3128: 3127: 3121: 3118: 3109: 3108: 3097: 3093: 3084: 3083: 3066: 3063: 3054: 3053: 3048: 3044: 3035: 3034: 3010: 3007: 2999: 2996: 2994: 2993: 2988: 2986: 2985: 2979: 2976: 2967: 2966: 2955: 2951: 2942: 2941: 2924: 2921: 2912: 2911: 2906: 2902: 2893: 2892: 2868: 2865: 2857: 2853: 2851: 2850: 2845: 2843: 2842: 2836: 2833: 2824: 2823: 2812: 2808: 2799: 2798: 2781: 2778: 2769: 2768: 2763: 2759: 2750: 2749: 2725: 2722: 2707: 2705: 2704: 2699: 2697: 2696: 2690: 2689: 2678: 2674: 2665: 2664: 2647: 2646: 2641: 2637: 2628: 2627: 2603: 2602: 2597: 2594: 2581: 2566: 2556: 2555: 2554: 2547: 2546: 2545: 2531: 2530: 2529: 2508: 2505: 2503: 2502: 2497: 2495: 2494: 2488: 2485: 2476: 2475: 2474: 2466: 2457: 2453: 2444: 2443: 2426: 2423: 2414: 2413: 2412: 2404: 2395: 2391: 2382: 2381: 2357: 2354: 2346: 2343: 2341: 2340: 2335: 2333: 2332: 2326: 2323: 2314: 2313: 2312: 2304: 2295: 2291: 2282: 2281: 2264: 2261: 2252: 2251: 2250: 2242: 2233: 2229: 2220: 2219: 2195: 2192: 2184: 2180: 2178: 2177: 2172: 2170: 2169: 2163: 2160: 2151: 2150: 2149: 2141: 2132: 2128: 2119: 2118: 2101: 2098: 2089: 2088: 2087: 2079: 2070: 2066: 2057: 2056: 2032: 2029: 2014: 2012: 2011: 2006: 2004: 2003: 1997: 1996: 1995: 1987: 1978: 1974: 1965: 1964: 1947: 1946: 1945: 1937: 1928: 1924: 1915: 1914: 1890: 1889: 1884: 1881: 1868: 1853: 1843: 1842: 1841: 1833: 1832: 1831: 1825: 1823: 1822: 1817: 1814: 1804: 1803: 1801: 1800: 1794: 1791: 1782: 1780: 1779: 1774: 1771: 1761: 1759: 1758: 1752: 1749: 1740: 1738: 1737: 1732: 1729: 1711:square root of 2 1705: 1701: 1697: 1693: 1689: 1685: 1681: 1677: 1673: 1672: 1668: 1665: 1655: 1654: 1650: 1638: 1622: 1621: 1620: 1582: 1581: 1577: 1572: 1561:(g) per area in 1536: 1534: 1533: 1528: 1526: 1521: 1509: 1507: 1506: 1501: 1499: 1494: 1485: 1483: 1482: 1477: 1475: 1470: 1461: 1459: 1458: 1453: 1451: 1446: 1437: 1435: 1434: 1429: 1427: 1422: 1379: 1377: 1376: 1371: 1369: 1364: 1351: 1341: 1328: 1326: 1325: 1320: 1308: 1306: 1305: 1300: 1288: 1286: 1285: 1280: 1250: 1248: 1247: 1242: 1240: 1235: 1230: 1221: 1210: 1191: 1189: 1188: 1183: 1181: 1176: 1167: 1146: 1105: 1103: 1102: 1097: 1095: 1090: 1073:Square root of 2 1070: 1068: 1067: 1062: 1060: 1055: 1024: 1017: 1010: 998: 994: 988: 985: 981: 978: 969: 965: 959: 956: 952: 949: 940: 936: 930: 927: 923: 920: 906: 902: 896: 893: 889: 886: 877: 873: 867: 864: 860: 857: 848: 844: 838: 835: 831: 828: 814: 810: 804: 801: 797: 794: 785: 781: 775: 772: 768: 765: 756: 752: 746: 743: 739: 736: 722: 718: 712: 708: 705: 696: 692: 686: 682: 679: 670: 666: 660: 656: 653: 639: 635: 629: 625: 616: 612: 606: 602: 593: 589: 583: 579: 565: 561: 555: 551: 542: 538: 532: 528: 519: 515: 509: 505: 491: 485: 481: 472: 466: 462: 453: 447: 443: 426: 422: 410: 406: 394: 390: 373: 369: 357: 353: 341: 337: 320: 316: 304: 292: 288: 271: 250: 168: 157: 144: 142: 141: 61: 58: 52: 29: 21: 7185: 7184: 7180: 7179: 7178: 7176: 7175: 7174: 7145: 7144: 7143: 7138: 7122: 7096: 7080: 6992: 6987: 6957: 6952: 6934: 6858: 6584: 5736: 4685: 4667: 4664: 4658: 4601: 4596: 4595: 4586: 4585: 4581: 4571: 4569: 4561: 4560: 4556: 4546: 4544: 4542:Metrication.com 4534: 4530: 4520: 4518: 4515:The Lister List 4509:Lister, David. 4507: 4503: 4493: 4491: 4487: 4486: 4482: 4472: 4470: 4462: 4461: 4457: 4447: 4445: 4437: 4436: 4432: 4422: 4420: 4406: 4402: 4392: 4390: 4384: 4377: 4367: 4365: 4352: 4351: 4344: 4334: 4332: 4330: 4299: 4297: 4283: 4279: 4269: 4267: 4259: 4258: 4254: 4249: 4231:ANSI/ASME Y14.1 4227: 4208: 4204: 4201: 4199: 4194: 4190: 4187: 4185: 4171: 4167: 4164: 4162: 4157: 4153: 4150: 4148: 4120: 4005:Linewidth (mm) 3992: 3990: 3989: 3963: 3948: 3946: 3945: 3936:are popular in 3931: 3929: 3928: 3909: 3907: 3906: 3903: 3878: 3868: 3852: 3851: 3846: 3827: 3820: 3804: 3800: 3799: 3790: 3789: 3784: 3765: 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156: 139: 137: 136: 62: 56: 53: 46: 34:This article's 30: 17: 12: 11: 5: 7183: 7173: 7172: 7167: 7162: 7157: 7140: 7139: 7137: 7136: 7130: 7128: 7124: 7123: 7121: 7120: 7115: 7110: 7104: 7102: 7098: 7097: 7095: 7094: 7088: 7086: 7082: 7081: 7079: 7078: 7073: 7068: 7063: 7058: 7053: 7048: 7043: 7038: 7033: 7028: 7023: 7018: 7013: 7008: 7002: 7000: 6994: 6993: 6986: 6985: 6978: 6971: 6963: 6954: 6953: 6951: 6950: 6939: 6936: 6935: 6933: 6932: 6927: 6922: 6917: 6912: 6907: 6902: 6897: 6892: 6887: 6882: 6877: 6872: 6866: 6864: 6860: 6859: 6857: 6856: 6851: 6846: 6841: 6838: 6833: 6828: 6823: 6818: 6813: 6808: 6803: 6798: 6793: 6788: 6783: 6778: 6773: 6768: 6763: 6758: 6753: 6748: 6743: 6738: 6733: 6728: 6723: 6718: 6713: 6708: 6703: 6698: 6693: 6688: 6683: 6678: 6673: 6668: 6663: 6658: 6653: 6648: 6643: 6638: 6633: 6628: 6623: 6618: 6613: 6608: 6603: 6598: 6592: 6590: 6586: 6585: 6583: 6582: 6577: 6572: 6567: 6562: 6557: 6552: 6547: 6542: 6537: 6532: 6527: 6522: 6517: 6512: 6507: 6502: 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1982: 1977: 1971: 1968: 1962: 1957: 1954: 1951: 1950: 1943: 1940: 1935: 1932: 1927: 1921: 1918: 1912: 1907: 1904: 1901: 1900: 1898: 1893: 1888: 1611: 1608: 1606: 1603: 1602: 1601: 1598: 1595: 1524: 1497: 1473: 1449: 1425: 1407: 1404: 1397:United Nations 1382:rounding error 1367: 1322:{\textstyle y} 1318: 1302:{\textstyle x} 1298: 1278: 1275: 1272: 1269: 1266: 1263: 1260: 1238: 1233: 1227: 1224: 1179: 1114:, both at the 1093: 1058: 1044: 1041: 1026: 1025: 1018: 1011: 1004: 1001: 1000: 990: 974: 971: 961: 945: 942: 932: 916: 913: 909: 908: 898: 882: 879: 869: 853: 850: 840: 824: 821: 817: 816: 806: 790: 787: 777: 761: 758: 748: 732: 729: 725: 724: 714: 701: 698: 688: 675: 672: 662: 649: 646: 642: 641: 631: 621: 618: 608: 598: 595: 585: 575: 572: 568: 567: 557: 547: 544: 534: 524: 521: 511: 501: 498: 494: 493: 487: 477: 474: 468: 458: 455: 449: 439: 436: 432: 431: 428: 418: 415: 412: 402: 399: 396: 386: 383: 379: 378: 375: 365: 362: 359: 349: 346: 343: 333: 330: 326: 325: 322: 312: 309: 306: 300: 297: 294: 284: 281: 277: 276: 273: 267: 264: 261: 258: 255: 252: 246: 243: 239: 238: 235: 232: 229: 225: 224: 221: 218: 215: 211: 210: 207: 204: 201: 198: 195: 192: 189: 186: 182: 181: 178: 175: 172: 155: 152: 64: 63: 43:the key points 33: 31: 24: 15: 9: 6: 4: 3: 2: 7182: 7171: 7168: 7166: 7163: 7161: 7158: 7156: 7155:ISO standards 7153: 7152: 7150: 7135: 7132: 7131: 7129: 7125: 7119: 7116: 7114: 7111: 7109: 7108:DIN connector 7106: 7105: 7103: 7099: 7093: 7090: 7089: 7087: 7083: 7077: 7074: 7072: 7069: 7067: 7064: 7062: 7059: 7057: 7054: 7052: 7049: 7047: 7044: 7042: 7039: 7037: 7034: 7032: 7029: 7027: 7024: 7022: 7019: 7017: 7014: 7012: 7009: 7007: 7004: 7003: 7001: 6999: 6998:DIN standards 6995: 6991: 6984: 6979: 6977: 6972: 6970: 6965: 6964: 6961: 6949: 6941: 6940: 6937: 6931: 6928: 6926: 6923: 6921: 6918: 6916: 6913: 6911: 6908: 6906: 6903: 6901: 6898: 6896: 6893: 6891: 6888: 6886: 6883: 6881: 6878: 6876: 6873: 6871: 6868: 6867: 6865: 6861: 6855: 6852: 6850: 6847: 6845: 6842: 6839: 6837: 6834: 6832: 6829: 6827: 6824: 6822: 6819: 6817: 6814: 6812: 6809: 6807: 6804: 6802: 6799: 6797: 6794: 6792: 6789: 6787: 6784: 6782: 6779: 6777: 6774: 6772: 6769: 6767: 6764: 6762: 6759: 6757: 6754: 6752: 6749: 6747: 6744: 6742: 6739: 6737: 6734: 6732: 6729: 6727: 6724: 6722: 6719: 6717: 6714: 6712: 6709: 6707: 6704: 6702: 6699: 6697: 6694: 6692: 6689: 6687: 6684: 6682: 6679: 6677: 6674: 6672: 6669: 6667: 6664: 6662: 6659: 6657: 6654: 6652: 6649: 6647: 6644: 6642: 6639: 6637: 6634: 6632: 6629: 6627: 6624: 6622: 6619: 6617: 6614: 6612: 6609: 6607: 6604: 6602: 6599: 6597: 6594: 6593: 6591: 6587: 6581: 6578: 6576: 6573: 6571: 6568: 6566: 6563: 6561: 6558: 6556: 6553: 6551: 6548: 6546: 6543: 6541: 6538: 6536: 6533: 6531: 6528: 6526: 6523: 6521: 6518: 6516: 6513: 6511: 6508: 6506: 6503: 6501: 6498: 6496: 6493: 6491: 6488: 6486: 6483: 6481: 6478: 6476: 6473: 6471: 6468: 6464: 6461: 6459: 6456: 6455: 6454: 6451: 6449: 6446: 6444: 6441: 6439: 6436: 6434: 6431: 6429: 6426: 6424: 6421: 6419: 6416: 6414: 6411: 6409: 6406: 6404: 6401: 6399: 6396: 6394: 6391: 6389: 6386: 6384: 6381: 6379: 6376: 6374: 6371: 6369: 6366: 6364: 6361: 6359: 6356: 6354: 6351: 6349: 6346: 6344: 6341: 6339: 6336: 6334: 6331: 6329: 6326: 6324: 6321: 6319: 6316: 6314: 6311: 6309: 6306: 6304: 6301: 6299: 6296: 6292: 6289: 6288: 6287: 6284: 6282: 6279: 6277: 6274: 6272: 6269: 6267: 6264: 6262: 6259: 6257: 6254: 6250: 6247: 6245: 6242: 6241: 6240: 6237: 6235: 6232: 6230: 6227: 6225: 6222: 6220: 6217: 6215: 6212: 6210: 6207: 6205: 6202: 6200: 6197: 6195: 6192: 6190: 6187: 6185: 6182: 6180: 6177: 6175: 6172: 6170: 6167: 6163: 6160: 6158: 6155: 6153: 6150: 6148: 6145: 6143: 6140: 6138: 6135: 6133: 6130: 6128: 6125: 6123: 6120: 6119: 6118: 6115: 6113: 6110: 6108: 6105: 6103: 6100: 6098: 6095: 6093: 6090: 6088: 6085: 6083: 6080: 6078: 6075: 6073: 6070: 6068: 6065: 6063: 6060: 6058: 6055: 6053: 6050: 6048: 6045: 6043: 6040: 6038: 6035: 6033: 6030: 6028: 6025: 6023: 6020: 6016: 6013: 6011: 6008: 6007: 6006: 6003: 6001: 5998: 5996: 5993: 5991: 5988: 5986: 5983: 5981: 5978: 5976: 5973: 5971: 5968: 5966: 5963: 5961: 5958: 5955: 5951: 5948: 5946: 5943: 5941: 5938: 5936: 5933: 5931: 5928: 5926: 5923: 5921: 5918: 5916: 5913: 5911: 5908: 5906: 5903: 5901: 5898: 5896: 5893: 5891: 5888: 5886: 5883: 5881: 5878: 5876: 5873: 5871: 5868: 5866: 5863: 5861: 5858: 5856: 5853: 5851: 5848: 5846: 5843: 5841: 5838: 5836: 5833: 5829: 5826: 5824: 5821: 5819: 5816: 5814: 5811: 5809: 5806: 5805: 5804: 5801: 5799: 5796: 5794: 5791: 5789: 5786: 5784: 5781: 5779: 5776: 5774: 5771: 5769: 5766: 5764: 5761: 5759: 5756: 5754: 5751: 5749: 5746: 5745: 5743: 5739: 5733: 5730: 5728: 5725: 5723: 5720: 5718: 5715: 5713: 5710: 5708: 5705: 5703: 5700: 5698: 5695: 5693: 5690: 5688: 5685: 5683: 5680: 5678: 5675: 5673: 5670: 5668: 5665: 5663: 5660: 5658: 5655: 5653: 5650: 5648: 5645: 5643: 5640: 5638: 5635: 5633: 5630: 5628: 5625: 5623: 5620: 5618: 5615: 5613: 5610: 5608: 5605: 5601: 5598: 5596: 5593: 5591: 5588: 5586: 5583: 5581: 5578: 5576: 5573: 5571: 5568: 5566: 5563: 5561: 5558: 5556: 5553: 5551: 5548: 5546: 5543: 5541: 5538: 5536: 5533: 5531: 5528: 5526: 5523: 5521: 5518: 5517: 5516: 5513: 5511: 5508: 5506: 5503: 5501: 5498: 5496: 5493: 5491: 5488: 5486: 5483: 5481: 5478: 5476: 5473: 5471: 5468: 5466: 5463: 5461: 5458: 5456: 5453: 5451: 5448: 5446: 5443: 5441: 5438: 5436: 5433: 5431: 5428: 5426: 5423: 5421: 5418: 5416: 5413: 5411: 5408: 5406: 5403: 5401: 5398: 5396: 5393: 5391: 5388: 5384: 5381: 5380: 5379: 5376: 5374: 5371: 5369: 5366: 5364: 5361: 5359: 5356: 5354: 5351: 5349: 5346: 5344: 5341: 5339: 5336: 5334: 5331: 5329: 5326: 5324: 5321: 5319: 5316: 5314: 5311: 5309: 5306: 5304: 5301: 5299: 5296: 5294: 5291: 5289: 5286: 5284: 5281: 5279: 5276: 5274: 5271: 5269: 5266: 5264: 5261: 5259: 5256: 5254: 5251: 5249: 5246: 5244: 5241: 5239: 5236: 5234: 5231: 5229: 5226: 5224: 5221: 5219: 5216: 5214: 5211: 5209: 5206: 5204: 5201: 5199: 5196: 5194: 5191: 5189: 5186: 5184: 5181: 5179: 5176: 5174: 5171: 5169: 5166: 5162: 5159: 5157: 5154: 5152: 5149: 5148: 5147: 5144: 5142: 5139: 5137: 5134: 5132: 5129: 5127: 5124: 5122: 5119: 5117: 5114: 5112: 5109: 5107: 5104: 5102: 5099: 5097: 5094: 5092: 5089: 5087: 5084: 5082: 5079: 5077: 5074: 5072: 5069: 5067: 5064: 5062: 5059: 5057: 5054: 5052: 5049: 5047: 5044: 5042: 5039: 5037: 5034: 5032: 5029: 5027: 5024: 5022: 5019: 5017: 5014: 5012: 5009: 5007: 5004: 5002: 4999: 4997: 4994: 4992: 4989: 4987: 4984: 4982: 4979: 4977: 4974: 4972: 4969: 4967: 4964: 4962: 4959: 4957: 4954: 4952: 4949: 4947: 4944: 4942: 4939: 4937: 4934: 4932: 4929: 4927: 4924: 4920: 4917: 4915: 4912: 4910: 4907: 4905: 4902: 4900: 4897: 4896: 4895: 4892: 4890: 4887: 4885: 4882: 4880: 4877: 4875: 4872: 4870: 4867: 4865: 4862: 4860: 4857: 4855: 4852: 4850: 4847: 4845: 4842: 4840: 4837: 4835: 4832: 4830: 4827: 4825: 4822: 4820: 4817: 4815: 4812: 4808: 4805: 4803: 4800: 4798: 4795: 4793: 4790: 4788: 4785: 4783: 4780: 4778: 4775: 4773: 4770: 4768: 4765: 4763: 4760: 4758: 4755: 4753: 4750: 4748: 4745: 4744: 4743: 4740: 4738: 4735: 4733: 4730: 4728: 4725: 4723: 4720: 4718: 4715: 4713: 4710: 4708: 4705: 4703: 4700: 4698: 4695: 4694: 4692: 4688: 4684: 4683:IEC standards 4680: 4676: 4675:ISO standards 4670: 4662: 4655: 4650: 4648: 4643: 4641: 4636: 4635: 4632: 4626: 4623: 4621: 4617: 4615: 4612: 4610: 4606: 4603: 4602: 4589: 4583: 4568: 4564: 4558: 4543: 4539: 4532: 4516: 4512: 4505: 4490: 4484: 4469: 4465: 4459: 4444: 4440: 4434: 4418: 4414: 4410: 4404: 4389: 4382: 4380: 4363: 4359: 4355: 4349: 4347: 4331: 4329:3-406-30958-5 4325: 4321: 4317: 4316: 4311: 4306:Published in 4296: 4292: 4288: 4281: 4266: 4262: 4256: 4252: 4242: 4241:Paper density 4239: 4237: 4234: 4232: 4229: 4228: 4222: 4220: 4184: 4178: 4177: 4147: 4141: 4140: 4136: 4133: 4130: 4129: 4123: 4115: 4113: 4109: 4100: 4089: 4084: 4079: 4074: 4069: 4064: 4059: 4054: 4049: 4044: 4039: 4038: 4004: 4003: 4000: 3999: 3998: 3987: 3983: 3982:technical pen 3980:The matching 3978: 3976: 3967: 3958: 3956: 3943: 3939: 3938:paper folding 3926: 3922: 3920: 3915: 3898: 3892: 3889: 3886: 3883: 3882: 3881: 3842: 3839: 3832: 3829: 3824: 3821: 3816: 3810: 3807: 3801: 3796: 3793: 3780: 3777: 3770: 3767: 3762: 3759: 3754: 3748: 3745: 3739: 3734: 3731: 3725: 3720: 3680: 3677: 3670: 3667: 3662: 3659: 3654: 3648: 3645: 3639: 3634: 3631: 3618: 3615: 3608: 3605: 3600: 3597: 3592: 3586: 3583: 3577: 3572: 3569: 3563: 3558: 3517: 3514: 3507: 3504: 3499: 3496: 3491: 3485: 3482: 3476: 3471: 3468: 3455: 3452: 3445: 3442: 3437: 3434: 3429: 3423: 3420: 3414: 3409: 3406: 3400: 3395: 3383: 3382: 3381: 3353: 3350: 3345: 3342: 3337: 3331: 3328: 3322: 3317: 3314: 3303: 3300: 3295: 3292: 3287: 3281: 3278: 3272: 3267: 3264: 3258: 3253: 3248: 3234: 3233: 3232: 3229: 3225: 3221: 3214: 3207: 3205: 3200: 3189: 3183: 3177: 3164: 3113: 3110: 3105: 3102: 3099: 3094: 3088: 3085: 3079: 3074: 3071: 3058: 3055: 3050: 3045: 3039: 3036: 3030: 3025: 3022: 3016: 3011: 2971: 2968: 2963: 2960: 2957: 2952: 2946: 2943: 2937: 2932: 2929: 2916: 2913: 2908: 2903: 2897: 2894: 2888: 2883: 2880: 2874: 2869: 2828: 2825: 2820: 2817: 2814: 2809: 2803: 2800: 2794: 2789: 2786: 2773: 2770: 2765: 2760: 2754: 2751: 2745: 2740: 2737: 2731: 2726: 2714: 2713: 2712: 2686: 2683: 2680: 2675: 2669: 2666: 2660: 2655: 2652: 2643: 2638: 2632: 2629: 2623: 2618: 2615: 2609: 2604: 2599: 2585: 2584: 2583: 2580: 2576: 2572: 2565: 2558: 2538: 2533: 2521: 2480: 2477: 2470: 2467: 2462: 2459: 2454: 2448: 2445: 2439: 2434: 2431: 2418: 2415: 2408: 2405: 2400: 2397: 2392: 2386: 2383: 2377: 2372: 2369: 2363: 2358: 2318: 2315: 2308: 2305: 2300: 2297: 2292: 2286: 2283: 2277: 2272: 2269: 2256: 2253: 2246: 2243: 2238: 2235: 2230: 2224: 2221: 2215: 2210: 2207: 2201: 2196: 2155: 2152: 2145: 2142: 2137: 2134: 2129: 2123: 2120: 2114: 2109: 2106: 2093: 2090: 2083: 2080: 2075: 2072: 2067: 2061: 2058: 2052: 2047: 2044: 2038: 2033: 2021: 2020: 2019: 1991: 1988: 1983: 1980: 1975: 1969: 1966: 1960: 1955: 1952: 1941: 1938: 1933: 1930: 1925: 1919: 1916: 1910: 1905: 1902: 1896: 1891: 1886: 1872: 1871: 1870: 1867: 1863: 1859: 1852: 1845: 1821: 1813: 1798: 1790: 1778: 1770: 1756: 1748: 1736: 1728: 1720: 1716: 1712: 1707: 1659: 1644: 1642: 1636: 1630: 1626: 1599: 1596: 1593: 1592: 1591: 1588: 1586: 1568: 1564: 1563:square metres 1560: 1556: 1552: 1547: 1545: 1541: 1522: 1511: 1495: 1471: 1447: 1423: 1413: 1403: 1400: 1398: 1394: 1389: 1385: 1383: 1365: 1355: 1350: 1345: 1340: 1334: 1332: 1316: 1296: 1276: 1273: 1270: 1267: 1264: 1261: 1258: 1236: 1231: 1225: 1222: 1208: 1203: 1199: 1195: 1194:metric system 1177: 1166: 1161: 1157: 1153: 1149: 1145: 1141:association ( 1140: 1131: 1127: 1125: 1121: 1117: 1113: 1109: 1091: 1081: 1074: 1056: 1037: 1032: 1023: 1016: 1009: 1003: 991: 975: 972: 962: 946: 943: 933: 917: 914: 911: 910: 899: 883: 880: 870: 854: 851: 841: 825: 822: 819: 818: 807: 791: 788: 778: 762: 759: 749: 733: 730: 727: 726: 715: 702: 699: 689: 676: 673: 663: 650: 647: 644: 643: 632: 622: 619: 609: 599: 596: 586: 576: 573: 570: 569: 558: 548: 545: 535: 525: 522: 512: 502: 499: 496: 495: 488: 478: 475: 469: 459: 456: 450: 440: 437: 434: 433: 429: 419: 416: 413: 403: 400: 397: 387: 384: 381: 380: 376: 366: 363: 360: 350: 347: 344: 334: 331: 328: 327: 323: 313: 310: 307: 301: 298: 295: 285: 282: 279: 278: 274: 268: 265: 262: 259: 256: 253: 247: 244: 241: 240: 236: 233: 230: 227: 226: 222: 219: 216: 213: 212: 208: 205: 202: 199: 196: 193: 190: 187: 184: 183: 169: 166: 162: 151: 149: 145: 133: 128: 126: 122: 118: 114: 110: 106: 102: 98: 94: 90: 86: 78: 70: 60: 50: 44: 42: 37: 32: 28: 23: 22: 19: 7075: 6801:27000 series 4823: 4582: 4570:. Retrieved 4566: 4557: 4545:. Retrieved 4541: 4531: 4519:. Retrieved 4514: 4504: 4492:. Retrieved 4483: 4471:. Retrieved 4467: 4458: 4446:. Retrieved 4442: 4433: 4421:. Retrieved 4416: 4403: 4391:. Retrieved 4366:. Retrieved 4357: 4333:. Retrieved 4319: 4315:Briefwechsel 4314: 4298:. Retrieved 4291:Kuhn, Markus 4280: 4268:. Retrieved 4264: 4255: 4218: 4216: 4137:inch × inch 4121: 4111: 4106:The earlier 4105: 3979: 3972: 3955:silver ratio 3923: 3916: 3904: 3896: 3879: 3379: 3227: 3223: 3219: 3212: 3208: 3201: 3181: 3175: 3150: 2710: 2578: 2574: 2570: 2563: 2559: 2534: 2517: 2017: 1865: 1861: 1857: 1850: 1846: 1819: 1811: 1796: 1788: 1776: 1768: 1754: 1746: 1734: 1726: 1718: 1714: 1708: 1682:) wider and 1645: 1640: 1634: 1613: 1589: 1585:postage rate 1548: 1512: 1409: 1401: 1390: 1386: 1353: 1335: 1330: 1160:world format 1136: 1080:aspect ratio 1077: 430:12.8 × 18.0 414:13.9 × 19.7 398:11.7 × 16.5 377:18.0 × 25.5 361:19.7 × 27.8 345:16.5 × 23.4 324:25.5 × 36.1 308:27.8 × 39.4 296:23.4 × 33.1 275:36.1 × 51.1 263:39.4 × 55.7 254:33.1 × 46.8 237:46.8 × 66.2 223:66.2 × 93.6 132:aspect ratio 129: 124: 120: 108: 104: 100: 96: 84: 83: 54: 38: 36:lead section 18: 7165:Metrication 6589:20000–29999 5741:10000–19999 4265:Paper Sizes 4118:Overformats 3925:Rectangular 3901:Application 1544:photocopier 1412:Rectangular 1354:DI Norm 476 1205: [ 492:9.0 × 12.8 473:9.8 × 13.9 454:8.3 × 11.7 260:1000 × 1414 234:1189 × 1682 220:1682 × 2378 161:millimetres 148:millimetres 93:paper sizes 7160:Stationery 7149:Categories 7101:Connectors 7085:Committees 7071:Engschrift 6368:16949 (TS) 5965:11941 (TR) 4663:standards 4368:20 January 4247:References 3986:ISO 9175-1 3940:, such as 3876:Tolerances 3380:Therefore 2711:Therefore 2018:Therefore 1629:sq ft 1605:Properties 1553:, paper's 1406:Advantages 1331:containers 1198:centimetre 1165:Weltformat 1152:Die Brücke 1139:the Bridge 1036:SIS 014711 305:707 × 1000 272:917 × 1297 251:841 × 1189 7066:DIN 91379 7061:DIN 72552 7056:DIN 62056 7051:DIN 47100 7041:DIN 43700 7036:DIN 41612 7031:DIN 31635 6323:15926 WIP 5687:9592/9593 5612:9000/9001 5500:8805/8806 4609:rationale 4572:30 August 4547:30 August 4473:5 October 4468:PaperSize 4393:30 August 4112:Micronorm 3840:≈ 3825:− 3778:≈ 3678:≈ 3663:− 3616:≈ 3515:≈ 3500:− 3453:≈ 3346:− 3204:envelopes 3111:≈ 3103:− 2961:− 2914:≈ 2826:≈ 2818:− 2684:− 2478:≈ 2463:− 2416:≈ 2316:≈ 2301:− 2254:≈ 2153:≈ 2138:− 2091:≈ 1984:− 1627:(11  1268:× 1251:and area 1144:‹See Tfd› 57:June 2023 41:summarize 7134:DIN rail 7046:DIN 4420 7026:DIN 5009 7021:DIN 5008 7016:DIN 1530 7011:DIN 1451 7006:DIN 1025 6948:Category 4673:List of 4494:18 April 4448:2 August 4362:Archived 4312:(eds.). 4225:See also 4108:DIN 6775 3147:C series 2514:B series 1610:A series 1555:grammage 1540:brochure 1196:using 1 7076:ISO 216 6849:29199-2 6721:23094-2 6716:23094-1 6706:23090-3 6575:19794-5 6570:19775-1 6358:16612-2 6348:16355-1 6037:13406-2 5995:12234-2 5763:10118-3 4270:29 June 4207:⁄ 4198:×  4193:⁄ 4170:⁄ 4161:×  4156:⁄ 4134:mm × mm 4080:Orange 4065:Yellow 4050:Violet 4045:Maroon 4040:Colour 3991:√ 3975:ISO 128 3947:√ 3942:origami 3930:√ 3908:√ 3193:√ 3168:√ 3155:√ 2551:√ 2542:√ 2526:√ 1838:√ 1828:√ 1824:⁠ 1808:⁠ 1802:⁠ 1785:⁠ 1781:⁠ 1765:⁠ 1760:⁠ 1743:⁠ 1739:⁠ 1723:⁠ 1688:0.71 in 1680:0.24 in 1669:⁄ 1651:⁄ 1617:√ 1578:⁄ 1551:ISO 536 1043:History 209:inches 200:inches 191:inches 163:and in 138:√ 121:ISO 269 117:ISO 269 113:ISO 217 103:" and " 85:ISO 216 6863:30000+ 5702:9797-1 5510:8820-5 5455:8501-1 5011:1073-2 5006:1073-1 4690:1–9999 4620:German 4423:8 June 4335:10 May 4326:  4300:10 May 4085:Green 4070:Brown 4060:White 3869:  3707:  3545:  3140:  2998:  2856:  2507:  2345:  2183:  1704:8.3 in 1700:5.8 in 1696:210 mm 1692:148 mm 1658:letter 1571:80 g/m 1148:German 1120:French 1071:, see 995:1.1 × 966:1.2 × 937:1.0 × 903:1.6 × 874:1.7 × 845:1.5 × 811:2.2 × 782:2.4 × 753:2.0 × 719:3.2 × 693:3.5 × 667:2.9 × 636:4.5 × 626:114 × 613:4.9 × 603:125 × 590:4.1 × 580:105 × 562:6.4 × 552:162 × 539:6.9 × 529:176 × 516:5.8 × 506:148 × 482:229 × 463:250 × 444:210 × 423:324 × 407:353 × 391:297 × 370:458 × 354:500 × 338:420 × 317:648 × 289:594 × 165:inches 87:is an 7127:Rails 6930:80000 6925:56000 6920:55000 6915:50001 6910:45001 6905:42010 6900:40500 6895:39075 6890:38500 6885:37001 6880:32000 6875:31000 6870:30170 6854:29500 6844:29148 6840:29110 6836:28000 6831:27729 6826:27006 6821:27005 6816:27002 6811:27001 6806:27000 6796:26324 6791:26300 6786:26262 6781:26000 6776:25964 6771:25178 6766:24728 6761:24707 6756:24617 6751:24613 6746:24517 6741:23941 6736:23360 6731:23271 6726:23270 6711:23092 6701:23009 6696:23008 6691:23003 6686:23000 6681:22537 6676:22395 6671:22301 6666:22300 6661:22275 6656:22000 6651:21827 6646:21500 6641:21122 6636:21047 6631:21001 6626:21000 6621:20830 6616:20802 6611:20400 6606:20121 6601:20022 6596:20000 6580:19831 6565:19770 6560:19757 6555:19752 6550:19600 6545:19510 6540:19509 6535:19508 6530:19507 6525:19506 6520:19505 6515:19503 6510:19502 6505:19501 6500:19500 6495:19439 6490:19407 6485:19136 6480:19125 6475:19115 6470:19114 6453:19092 6448:19011 6443:19005 6438:18916 6433:18629 6428:18245 6423:18181 6418:18014 6413:18004 6408:17799 6403:17506 6398:17442 6393:17369 6388:17203 6383:17100 6378:17025 6373:17024 6363:16750 6353:16485 6343:16262 6338:16023 6333:15938 6328:15930 6318:15926 6313:15924 6308:15919 6303:15897 6298:15707 6286:15706 6281:15693 6276:15686 6271:15511 6266:15504 6261:15438 6256:15445 6239:15444 6234:15408 6229:15398 6224:15291 6219:15288 6214:15189 6209:15022 6204:14971 6199:14882 6194:14764 6189:14698 6184:14651 6179:14649 6174:14644 6169:14617 6117:14496 6112:14443 6107:14396 6102:14289 6097:14224 6092:14031 6087:14000 6082:13818 6077:13816 6072:13616 6067:13584 6062:13568 6057:13567 6052:13490 6047:13485 6042:13450 6032:13399 6027:13250 6022:13216 6005:13211 6000:12620 5990:12207 5985:12182 5980:12052 5975:12006 5970:11992 5960:11941 5950:11940 5945:11898 5940:11889 5935:11801 5930:11785 5925:11784 5920:11783 5915:11544 5910:11404 5905:11179 5900:11172 5895:11170 5890:11073 5885:10967 5880:10962 5875:10957 5870:10861 5865:10746 5860:10664 5855:10646 5850:10628 5845:10589 5840:10585 5835:10383 5803:10303 5798:10279 5793:10218 5788:10206 5783:10179 5778:10165 5773:10161 5768:10160 5758:10116 5753:10007 5748:10006 4588:"A00" 4521:6 May 4318:[ 4090:Gray 4075:Blue 4026:0.70 4023:0.50 4020:0.35 4017:0.25 4014:0.18 4011:0.13 4008:0.10 3843:0.648 3781:0.458 3681:0.917 3619:0.648 3518:1.297 3456:0.917 3114:0.707 2917:0.707 2829:1.414 2481:0.595 2419:0.420 2319:0.841 2257:0.595 2156:1.189 2094:0.841 1684:18 mm 1559:grams 1209:] 1038:sizes 982:28 × 953:31 × 924:26 × 890:40 × 861:44 × 832:37 × 798:57 × 769:62 × 740:52 × 709:81 × 683:88 × 657:74 × 171:Size 5828:-238 5732:9995 5727:9985 5722:9984 5717:9945 5712:9899 5707:9897 5697:9660 5692:9594 5682:9564 5677:9529 5672:9506 5667:9496 5662:9407 5657:9362 5652:9314 5647:9293 5642:9241 5637:9227 5632:9141 5627:9126 5622:9075 5617:9036 5607:8879 5560:-8-I 5515:8859 5505:8807 5495:8691 5490:8652 5485:8651 5480:8632 5475:8613 5470:8601 5465:8583 5460:8571 5450:8373 5445:8217 5440:8178 5435:8093 5430:8000 5425:7942 5420:7816 5415:7813 5410:7812 5405:7811 5400:7810 5395:7736 5390:7637 5378:7498 5373:7200 5368:7185 5363:7098 5358:7064 5353:7027 5348:7010 5343:7002 5338:7001 5333:6943 5328:6709 5323:6523 5318:6438 5313:6429 5308:6425 5303:6385 5298:6373 5293:6346 5288:6344 5283:6166 5278:5964 5273:5807 5268:5800 5263:5776 5258:5775 5253:5725 5248:5428 5243:5427 5238:5426 5233:5218 5228:4909 5223:4217 5218:4165 5213:4157 5208:4031 5203:3977 5198:3950 5193:3901 5188:3864 5183:3602 5178:3601 5173:3307 5168:3297 5146:3166 5141:3103 5136:3029 5131:2921 5126:2852 5121:2848 5116:2788 5111:2720 5106:2711 5101:2709 5096:2533 5091:2281 5086:2240 5081:2146 5076:2145 5071:2108 5066:2047 5061:2033 5056:2022 5051:2015 5046:2014 5041:1989 5036:1745 5031:1629 5026:1538 5021:1413 5016:1155 5001:1007 4996:1004 4991:1000 4814:68-1 4574:2017 4549:2017 4523:2009 4496:2010 4475:2018 4450:2018 4425:2021 4395:2017 4370:2024 4337:2016 4324:ISBN 4302:2016 4272:2020 4179:2A0 4142:4A0 4131:Name 4055:Red 4035:2.0 4032:1.4 4029:1.0 3871:Etc. 3209:Any 3184:− 1) 3178:and 3142:Etc. 2560:Any 2509:Etc. 1847:Any 1676:6 mm 1637:+ 1) 999:1.6 970:1.7 941:1.5 907:2.2 878:2.4 849:2.0 815:3.2 786:3.5 757:2.9 723:4.5 697:4.9 671:4.1 640:6.4 617:6.9 594:5.8 566:9.0 543:9.8 520:8.3 203:name 194:name 185:name 115:and 99:", " 91:for 6162:-20 6157:-17 6152:-14 6147:-12 6142:-11 6137:-10 5823:-28 5818:-22 5813:-21 5808:-11 5600:-16 5595:-15 5590:-14 5585:-13 5580:-12 5575:-11 5570:-10 4986:999 4981:965 4976:898 4971:860 4966:843 4961:838 4956:764 4951:732 4946:704 4941:690 4936:668 4931:657 4926:646 4894:639 4889:519 4884:518 4879:500 4874:361 4869:306 4864:302 4859:262 4854:261 4849:259 4844:233 4839:228 4834:226 4829:217 4824:216 4819:128 4807:-13 4802:-12 4797:-11 4792:-10 4661:ISO 3059:0.5 2544:1.5 2537:JIS 1706:). 1393:ISO 1110:to 1082:of 973:C10 944:B10 915:A10 912:10 713:114 687:125 661:105 630:162 607:176 584:148 556:229 533:250 510:210 486:324 467:353 448:297 427:458 411:500 395:420 374:648 358:707 342:594 321:917 293:841 231:2A0 228:−1 217:4A0 214:−2 7151:: 6463:-2 6458:-1 6291:-2 6249:-9 6244:-3 6132:-6 6127:-3 6122:-2 6015:-2 6010:-1 5954:-2 5565:-9 5555:-8 5550:-7 5545:-6 5540:-5 5535:-4 5530:-3 5525:-2 5520:-1 5383:-1 5161:-3 5156:-2 5151:-1 4919:-6 4914:-5 4909:-3 4904:-2 4899:-1 4787:-9 4782:-8 4777:-7 4772:-6 4767:-5 4762:-4 4757:-3 4752:-1 4747:-0 4742:31 4737:17 4732:16 4681:– 4677:– 4565:. 4540:. 4513:. 4466:. 4441:. 4415:. 4378:^ 4345:^ 4293:. 4263:. 4209:24 4200:66 4195:24 4191:19 4186:46 4163:93 4158:24 4149:66 3957:. 3717:C2 3555:C1 3543:, 3392:C0 3226:× 3222:= 3180:A( 3008:B2 2866:B1 2854:, 2723:B0 2577:× 2573:= 2355:A2 2193:A1 2181:, 2030:A0 1864:× 1860:= 1844:. 1836:1: 1826:= 1799:/2 1783:= 1757:/2 1702:× 1694:× 1653:16 1633:A( 1580:16 1207:de 1150:: 1122:: 989:40 960:44 931:37 897:57 881:C9 868:62 852:B9 839:52 823:A9 820:9 805:81 789:C8 776:88 760:B8 747:74 731:A8 728:8 700:C7 674:B7 648:A7 645:7 620:C6 597:B6 574:A6 571:6 546:C5 523:B5 500:A5 497:5 476:C4 457:B4 438:A4 435:4 417:C3 401:B3 385:A3 382:3 364:C2 348:B2 332:A2 329:2 311:C1 299:B1 283:A1 280:1 266:C0 257:B0 245:A0 242:0 206:mm 197:mm 188:mm 143::1 134:, 109:A4 6982:e 6975:t 6968:v 5956:) 5952:( 4727:9 4722:7 4717:6 4712:4 4707:3 4702:2 4697:1 4653:e 4646:t 4639:v 4590:. 4576:. 4551:. 4525:. 4498:. 4477:. 4452:. 4427:. 4397:. 4339:. 4304:. 4274:. 4205:5 4202:+ 4188:+ 4172:8 4168:5 4165:+ 4154:5 4151:+ 3993:2 3949:2 3932:2 3910:2 3885:± 3848:m 3833:4 3830:3 3822:2 3817:) 3811:2 3808:1 3802:( 3797:= 3794:L 3786:m 3771:4 3768:1 3763:+ 3760:2 3755:) 3749:2 3746:1 3740:( 3735:= 3732:S 3726:{ 3721:= 3686:m 3671:4 3668:3 3660:1 3655:) 3649:2 3646:1 3640:( 3635:= 3632:L 3624:m 3609:4 3606:1 3601:+ 3598:1 3593:) 3587:2 3584:1 3578:( 3573:= 3570:S 3564:{ 3559:= 3523:m 3508:4 3505:3 3497:0 3492:) 3486:2 3483:1 3477:( 3472:= 3469:L 3461:m 3446:4 3443:1 3438:+ 3435:0 3430:) 3424:2 3421:1 3415:( 3410:= 3407:S 3401:{ 3396:= 3354:4 3351:3 3343:n 3338:) 3332:2 3329:1 3323:( 3318:= 3315:L 3304:4 3301:1 3296:+ 3293:n 3288:) 3282:2 3279:1 3273:( 3268:= 3265:S 3259:{ 3254:= 3249:n 3244:C 3228:L 3224:S 3220:n 3218:C 3213:n 3211:C 3195:2 3182:n 3176:n 3170:2 3157:2 3119:m 3106:1 3100:2 3095:) 3089:2 3086:1 3080:( 3075:= 3072:L 3064:m 3056:= 3051:2 3046:) 3040:2 3037:1 3031:( 3026:= 3023:S 3017:{ 3012:= 2977:m 2972:1 2969:= 2964:1 2958:1 2953:) 2947:2 2944:1 2938:( 2933:= 2930:L 2922:m 2909:1 2904:) 2898:2 2895:1 2889:( 2884:= 2881:S 2875:{ 2870:= 2834:m 2821:1 2815:0 2810:) 2804:2 2801:1 2795:( 2790:= 2787:L 2779:m 2774:1 2771:= 2766:0 2761:) 2755:2 2752:1 2746:( 2741:= 2738:S 2732:{ 2727:= 2687:1 2681:n 2676:) 2670:2 2667:1 2661:( 2656:= 2653:L 2644:n 2639:) 2633:2 2630:1 2624:( 2619:= 2616:S 2610:{ 2605:= 2600:n 2595:B 2579:L 2575:S 2571:n 2569:B 2564:n 2562:B 2553:2 2528:2 2486:m 2471:2 2468:1 2460:2 2455:) 2449:2 2446:1 2440:( 2435:= 2432:L 2424:m 2409:2 2406:1 2401:+ 2398:2 2393:) 2387:2 2384:1 2378:( 2373:= 2370:S 2364:{ 2359:= 2324:m 2309:2 2306:1 2298:1 2293:) 2287:2 2284:1 2278:( 2273:= 2270:L 2262:m 2247:2 2244:1 2239:+ 2236:1 2231:) 2225:2 2222:1 2216:( 2211:= 2208:S 2202:{ 2197:= 2161:m 2146:2 2143:1 2135:0 2130:) 2124:2 2121:1 2115:( 2110:= 2107:L 2099:m 2084:2 2081:1 2076:+ 2073:0 2068:) 2062:2 2059:1 2053:( 2048:= 2045:S 2039:{ 2034:= 1992:2 1989:1 1981:n 1976:) 1970:2 1967:1 1961:( 1956:= 1953:L 1942:2 1939:1 1934:+ 1931:n 1926:) 1920:2 1917:1 1911:( 1906:= 1903:S 1897:{ 1892:= 1887:n 1882:A 1866:L 1862:S 1858:n 1856:A 1851:n 1849:A 1840:2 1830:2 1820:y 1816:/ 1812:x 1797:x 1793:/ 1789:y 1777:y 1773:/ 1769:x 1755:x 1751:/ 1747:y 1735:y 1731:/ 1727:x 1719:y 1715:x 1698:( 1686:( 1678:( 1671:2 1667:1 1664:+ 1662:8 1649:1 1641:n 1635:n 1625:m 1619:2 1576:1 1523:2 1496:2 1472:2 1448:2 1424:2 1366:2 1346:( 1317:y 1297:x 1277:1 1274:= 1271:y 1265:x 1262:= 1259:a 1237:2 1232:= 1226:y 1223:x 1178:2 1162:( 1092:2 1075:. 1057:2 997:0 993:0 987:0 984:0 980:0 977:0 968:0 964:0 958:0 955:0 951:0 948:0 939:0 935:0 929:0 926:0 922:0 919:0 905:0 901:0 895:0 892:0 888:0 885:0 876:0 872:0 866:0 863:0 859:0 856:0 847:0 843:0 837:0 834:0 830:0 827:0 813:0 809:0 803:0 800:0 796:0 793:0 784:0 780:0 774:0 771:0 767:0 764:0 755:0 751:0 745:0 742:0 738:0 735:0 721:0 717:0 711:0 707:0 704:0 695:0 691:0 685:0 681:0 678:0 669:0 665:0 659:0 655:0 652:0 638:0 634:0 628:0 624:0 615:0 611:0 605:0 601:0 592:0 588:0 582:0 578:0 564:0 560:0 554:0 550:0 541:0 537:0 531:0 527:0 518:0 514:0 508:0 504:0 490:0 484:0 480:0 471:0 465:0 461:0 452:0 446:0 442:0 425:0 421:0 409:0 405:0 393:0 389:0 372:0 368:0 356:0 352:0 340:0 336:0 319:0 315:0 303:0 291:0 287:0 270:0 249:0 140:2 125:C 123:" 105:C 101:B 97:A 59:) 55:( 45:.

Index


lead section
summarize
provide an accessible overview


international standard
paper sizes
ISO 217
ISO 269
aspect ratio
2:1
millimetres
millimetres
inches




SIS 014711
Square root of 2
aspect ratio
Georg Christoph Lichtenberg
Johann Beckmann
University of Göttingen
French

the Bridge
‹See Tfd›
German

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