Chuquet, Nicolas(nēkôlä` shükā`), c.1450–1500, French mathematician, probably b. Paris. Little is known of Chuquet's life. At Lyons in 1484 he composed a manuscript on the science of numbers, which was finally published in two parts in 1880 and 1881. The first part, called the "Triparty," was a treatise on algebra and contained the first use of the radicalradical,
in mathematics, symbol (√) placed over a number or expression, called the radicand, to indicate a root of the radicand.
..... Click the link for more information. sign with an index (as in ∛); the second part contained the statement of, and the replies to, a set of 156 mathematical problems.
Fifteenth-century French mathematician.
In his treatise on arithmetic and algebra Triparty en la science des nombres, which was written in 1484 and published in Rome in 1881, Chuquet introduced negative and zero exponents. Chuquet’s notation is close to modern usage (seeMATHEMATICAL SYMBOLS).