There are numerous Sages, Seers in India.
My sister-in-law had prepared a List of 1008 Rishis, including Siddhas.
I have misplaced it.
I shall find and update.
Meanwhile The following is a list from the web
- Angiras (sage)
- Arundhati (Hinduism)
- Astika (mythology)
- Bhrigu Ashram (Ballia)
- Four Kuma
- Gautama Maharishi
- Dhanraj Giri
- Kacha (sage)
- Karni Mata
- Namas (rishi)
- Sage Kambu Swayambhuva
- Śakti Maharṣi
- Sandilya (Rishi)
- Sathyananda Saraswathi
- Satyakama Jabala
- Svecchamrityu (Iccha-mrityu)
- Swami Sadananda
- Vedic priesthood
- Vibhandak Rishi
A Timeline of some of them.
|Some of the great Vedic Sages include: Agasti, Angiras, Atri, Bharadwaja, Bhrigu, Dadheechi, Durvas, Gautam, Jamadagni, Kanwa, Kapila, Kashyap, Markandeya, Pulastya, Vaishampayan, Vasishta, Vishwamitra, Vyas & Yadnyavalkya.|
|The Kulapati, of the Gurukul on the banks of the river Saraswati. Over a thousand disciples learnt Vedas at this ashram.|
|He mastered the Vedas and became as great as his contemporary Vasishta. He wrote the Gayatri Mantra and created Pratisrusthi.|
|3,100BC Ved Vyas|
|He wrote Brahmasutras, Mahabharat, and Bhagwat Puraan. He collected all the Vedic mantras and wrote them in a standard format and accent. Vedas existing today are as written down by Vyas.|
|The Ayurvedic surgeon who performed cesareans, cataract operations, artificial limbs, treated fractures, urinary stones, performed plastic surgery and brain surgery too! Usage of anesthesia was also known to him. He and his team of physicians used over 125 surgical equipments.|
|He putforth the idea of the atomic constitution of materials.|
|In a treatise called Astadhyayi, Panini provides 4,000 grammar rules that describe the Sanskrit language of his day completely. This grammar is acknowledged to be one of the greatest intellectual achievements of all time. One may speak of a Panini machine as a model for the most powerful computing system.
|Bhagvan Patanjali is revered for his Yoga Sutras, that set the principles of yoga. Today we know about meditation and Raja Yoga, only due to Patanjali. He is also the author of Maha_bha_shya, an elaboration of Panini’s grammar.|
|Bakhsali manuscript presents rules and solutions to geometric, algebraic and arithmetical problems.|
|He solved the Pythagorean theorem.|
|A great Ayurvedic Vaidya who wrote a book on Ayurvedic medicine called Charak Samhita. He resided at the courts of the Kushan king Kanishka.|
|He wrote poems of epic proportions, and is regarded as the most outstanding writer of classical Sanskrit. He resided at the court of the Gupta king Chandra Gupta II in Pataliputra. His works include: Shakuntala, Vikramorvasi, Malavikagnimitra, Raghuvansa, Kumarasambhava, Meghadoot, and Ritusamhar.|
|He calculated the accurate values of Pi, length of the day and length of the year. He believed that the Moon and planets shine by reflected sunlight, incredibly he believed that the orbits of the planets are ellipses (This was proved by Kepler, 1200 years later!). He correctly explains the causes of eclipses of the Sun and the Moon.|
|His understanding of the number systems was far beyond others of the period. He gave remarkable formulas for the area of a cyclic quadrilateral and for the lengths of the diagonals in terms of the sides. Brahmagupta also studied arithmetic progressions, quadratic equations, theorems on right-angled triangles, surfaces and volumes.|
|He understood 0 and negative numbers. He knew that x2=9 had two solutions. Bhaskara studied Pell’s equation. He studied many Diophantine problems. His mathematical works include Lilavati, Bijaganita and Karanakutuhala (Calculation of Astronomical Wonders).|
|He was the minister at the court of Vijayanagar Emperor Bukka. He explains a rucha in Rig Veda where the the speed of light is calculated to be 2,202 yojanas in half a nimesha, which does come to 186,536 miles per second.|
|Discovered the series for sin x, cos x, tan-1 x. About 150 years before Newton.|