The Charaka Samhita is an ancient Indian medical text attributed to Charaka, a physician who lived in the 1st century BCE. It is considered one of the foundational texts of Ayurveda, the traditional Indian system of medicine.

Aryabhata (476-550 CE) is considered the father of Indian astronomy and mathematics. He made significant contributions to the development of trigonometry, algebra, and astronomy.

The Susruta Samhita is an ancient Indian medical text attributed to Susruta, a surgeon who lived in the 6th century BCE. It is known for its detailed descriptions of surgical procedures, including plastic surgery and cataract surgery.

Vastu Shastra is an ancient Indian text on architecture and design. It is considered the oldest surviving treatise on Indian architecture and provides guidelines for the construction of buildings, temples, and other structures.

Bhaskara II (1114-1185 CE) wrote the influential text 'Lilavati', which deals with arithmetic and geometry. It is considered one of the most important mathematical texts in Indian history.

Rasaratnakara is an ancient Indian text on metallurgy and metalworking. It is attributed to Nagarjuna, a renowned alchemist and physician who lived in the 2nd century CE.

Krishi-Parashara is an ancient Indian text on agriculture. It is attributed to Parashara, a sage who lived in the 1st century BCE. The text provides detailed information on various aspects of agriculture, including crop cultivation, irrigation, and soil management.

The Charaka Samhita is considered the foundational text of Ayurveda. It is attributed to Charaka, a physician who lived in the 1st century BCE. The text covers a wide range of topics, including diagnosis, treatment, and prevention of diseases.

Aryabhata (476-550 CE) wrote the influential text 'Surya Siddhanta', which deals with astronomy and mathematical astronomy. It is considered one of the most important astronomical texts in Indian history.

Salakatantra is an ancient Indian text on veterinary medicine. It is attributed to Nakula, one of the Pandava brothers from the epic Mahabharata. The text provides detailed information on the care and treatment of animals.

Yukti Kalpataru is an ancient Indian text on shipbuilding and navigation. It is attributed to Bhoja, a king who ruled in the 11th century CE. The text provides detailed information on the construction of ships, navigation techniques, and maritime trade.

Rasaratnakara is considered the foundational text of Indian alchemy and chemistry. It is attributed to Nagarjuna, a renowned alchemist and physician who lived in the 2nd century CE. The text covers a wide range of topics, including the preparation of metals, minerals, and chemicals.

Varahamihira (505-587 CE) wrote the influential text 'Brihat Samhita', which deals with astrology, astronomy, and other related topics. It is considered one of the most important texts in Indian astrology.

Vrikshayurveda is an ancient Indian text on botany and plant science. It is attributed to Parashara, a sage who lived in the 1st century BCE. The text provides detailed information on various aspects of plant life, including classification, cultivation, and medicinal uses.

Agni Purana is an ancient Indian text that contains information on various aspects of mining and metallurgy. It is one of the 18 major Puranas in Hinduism and is attributed to the god Agni. The text provides detailed information on the extraction and processing of metals, as well as the manufacture of various metal objects.