Aryabhatta and his achievements of gloria

How aryabhatta invented trigonometry

Aryabhatiya treats of diverse problems of arithmetic, algebra, geometry, theory of numbers, trigonometry and astronomy'.
aryabhatta and his achievements of gloria

Contribution of aryabhatta in mathematics

Direct details of his work are known only from the Aryabhatiya.

Aryabhatta wikipedia

One of Aryabhatta's most notable accomplishments was his ability to predict solar and lunar eclipses.
Facts about aryabhatta
Aryabhata was an ancient Indian mathematician-astronomer.