Charles Xavier Thomas
#201,125
Most Influential Person Across History
French computer pioneer
Charles Xavier Thomas's AcademicInfluence.com Rankings
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Mathematics
Why Is Charles Xavier Thomas Influential?
(Suggest an Edit or Addition)According to Wikipedia, Charles Xavier Thomas de Colmar was a French inventor and entrepreneur best known for designing, patenting and manufacturing the first commercially successful mechanical calculator, the Arithmometer, and for founding the insurance companies Le Soleil and L'aigle which, under his leadership, became the number one insurance group in France at the beginning of the Second Empire.