https://en.wikipedia.org/wiki/Pietro_Cataldi
Pietro Cataldi - Wikipedia
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https://www.encyclopedia.com/science/encyclopedias-almanacs-transcripts-and-maps/pietro-antonio-cataldi
Pietro Antonio Cataldi | Encyclopedia.com
Pietro Antonio Cataldi1548-1626 Italian Mathematician Source for information on Pietro Antonio Cataldi: Science and Its Times: Understanding the Social...
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