Georges Ifrah
Georges Ifrah (1947 -) was professor of Mathématiques. He became Historien Nombre and of his Mystique and historian of the Chiffre S and artificial calculation.
He published:
- universal History of the figures (Seghers, then Books , Robert Laffont, 1994
- figures or history of a great invention Robert Laffont, 1985
On the introduction of the decimal system in France, to also see: Gerbert d' Aurillac and Gaspard Monge.
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