Mathematics in Ancient and Medieval India c6.s8.7

c6.s8.7

The *Āryabhaṭīya* (c. 499 A. D.) of Āryabhaṭa I consists of four sections of which, the section of *Gaṇitapāda* (or mathematics) deals with geometry. It gives some formulae for calculating the area of a triangle, circle and trapezium and the volume of a sphere and pyramid. It also states the theorem of square on the diagonal. Brahmagupta (c. 628 A. D.)