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Cardano published. While still in his teens, Ferrari was able to obtain a prestigious teaching post in Rome after Cardano resigned from it and recommended him. Ferrari retired when young at 42 years old, and wealthy. He then moved back to his home town of Bologna where he lived with his widowed
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Terza risposta data a messer
Hieronimo Cardano et a messer Lodovico Ferraro
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Jayawardene, S. A. (1970–1980). "Ferrari, Lodovico".
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