1. Aryabhata: He was a mathematician and astronomer of the Gupta’s Empire.
2. Varahamihira: He was an astronomer, astrologer, and mathematician. He wrote many books.
3. Sushruta: He was a scholar in surgery. He wrote Sushruta Samhita which is well known for a book of surgery in ester times.
4. Charaka: He was a medical scientist. He is regarded as “Indian father of Medicine”. He wrote Charaka Samhita in the field of medicine.