Aryabhata, a 5th-century Indian mathematician, is credited with developing the concept of zero and introducing it into the Indian number system.

The Lilavati, written by Bhaskara II in the 12th century, contains the first known description of the Fibonacci sequence.

Brahmagupta, a 7th-century Indian mathematician, developed the concept of negative numbers and introduced them into the Indian number system.

The Lilavati, written by Bhaskara II in the 12th century, contains the first known description of the binomial theorem.

Aryabhata, a 5th-century Indian mathematician, developed the concept of the decimal system and introduced it into the Indian number system.

The Lilavati, written by Bhaskara II in the 12th century, contains the first known description of the Pascal's triangle.

Brahmagupta, a 7th-century Indian mathematician, developed the concept of the continued fraction and introduced it into Indian mathematics.

The Brahmasphuta Siddhanta, written by Brahmagupta in the 7th century, contains the first known description of the Pell's equation.

Brahmagupta, a 7th-century Indian mathematician, developed the concept of the quadratic equation and introduced it into Indian mathematics.

The Brahmasphuta Siddhanta, written by Brahmagupta in the 7th century, contains the first known description of the cubic equation.

Bhaskara II, a 12th-century Indian mathematician, developed the concept of the quartic equation and introduced it into Indian mathematics.

The Lilavati, written by Bhaskara II in the 12th century, contains the first known description of the quintic equation.

Bhaskara II, a 12th-century Indian mathematician, developed the concept of the sextic equation and introduced it into Indian mathematics.

The Lilavati, written by Bhaskara II in the 12th century, contains the first known description of the septic equation.

Bhaskara II, a 12th-century Indian mathematician, developed the concept of the octic equation and introduced it into Indian mathematics.