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249:{\displaystyle \operatorname {GL} (n,A)\to \operatorname {GL} (n+1,A)}
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319:{\displaystyle \operatorname {GL} (\infty ,A)}
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393:are the stable groups associated with the
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184:forms a direct system, via inclusion of
149:. These are central objects of study in
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380:{\displaystyle \operatorname {GL} (A)}
281:{\displaystyle \operatorname {GL} (A)}
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