Virgule décimale
Mot attesté en français depuis le XVe siècle (Nicola Chuquet, 1484). Il provient du latin calculus, qui veut dire "caillou" et, par extension, "boule", "jeton" et "pion".
Ifrah G. 1994
Decimal comma
In 1617 in his Rabdologia John Napier referred to the period or comma which could be used to separate the whole part from the fractional part, and he used both symbols.
Jeff Miller et
Mathématiques, Université de York
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