The Samkhya Karika, written by Ishvara Krishna, is the earliest known work on physics in ancient India.

Kanada, the founder of the Vaisheshika school of philosophy, is considered the father of Indian physics.

Kanada, the founder of the Vaisheshika school of philosophy, proposed the atomic theory of matter.

According to the Vaisheshika school of philosophy, the three fundamental substances are atom, space, and time.

Gotama, the founder of Buddhism, proposed the theory of karma.

According to the theory of karma, the nature of a person's rebirth is determined by their actions in this life.

Mahavira, the founder of Jainism, proposed the theory of reincarnation.

According to the theory of reincarnation, the soul is reborn in a new body after death.

Shankara, the founder of Advaita Vedanta, proposed the theory of maya.

According to the theory of maya, the world is an illusion.

Shankara, the founder of Advaita Vedanta, proposed the theory of Brahman.

According to the theory of Brahman, the ultimate reality is the Absolute.

Shankara, the founder of Advaita Vedanta, proposed the theory of moksha.

According to the theory of moksha, the goal of human life is to achieve liberation.

Mahavira, the founder of Jainism, proposed the theory of ahimsa.

According to the theory of ahimsa, the moral principle that one should follow is to do no harm to others.