Brahmagupta's formula, also known as the cyclic quadrilateral formula, was used in ancient India to calculate the area of a triangle.

Aryabhata, a renowned Indian mathematician and astronomer, is credited with developing the concept of the zero symbol.

The Sulba Sutras is an ancient Indian mathematical text that focuses on geometry and construction, particularly related to the construction of altars and sacrificial fires.

Bhaskara, a prominent Indian mathematician, made significant contributions to the field of trigonometry, including the development of trigonometric identities and formulas.

'Ganita' in ancient India primarily referred to arithmetic and basic mathematical operations, including addition, subtraction, multiplication, and division.

Aryabhata, a renowned Indian mathematician, is credited with developing the concept of the decimal system, which revolutionized the way numbers were represented and calculated.

The Lilavati, written by Bhaskara, is an ancient Indian mathematical text that focuses on arithmetic and algebra, covering topics such as fractions, equations, and progressions.

Madhava, a renowned Indian mathematician, made significant contributions to the field of calculus, including the development of the concept of the derivative and the Taylor series.

'Vyavahara' in ancient India primarily referred to practical mathematics and its applications in everyday life, such as trade, commerce, and construction.

Brahmagupta, a prominent Indian mathematician, is credited with developing the concept of the negative number, which expanded the scope of mathematical operations.

The Surya Siddhanta, an ancient Indian mathematical text, focuses on astronomy and cosmology, covering topics such as planetary motion, eclipses, and the calculation of time.

Aryabhata, a renowned Indian mathematician, made significant contributions to the field of number theory, including the development of methods for solving indeterminate equations and finding integer solutions.

'Jya' in ancient India primarily referred to the sine function in trigonometry, which is used to calculate the ratio of the length of the opposite side to the length of the hypotenuse in a right triangle.

Bhaskara, a prominent Indian mathematician, is credited with developing the concept of the Fibonacci sequence, a series of numbers in which each number is the sum of the two preceding ones.

The Aryabhatiya, written by Aryabhata, is an ancient Indian mathematical text that focuses on trigonometry and astronomy, covering topics such as planetary motion, eclipses, and the calculation of time.