NOTES

Ans.
Aryabhata (c. 476 – c. 550) Indian mathematician and astronomer born Assaka. Aryabhata was influential in the development of trigonometry. In astronomy, he made accurate explanations of lunar eclipses’ and the circumference of the earth. His great works include: Āryabhaṭīya and the Arya-siddhanta
Satyendra Nath Bose (1894 – 1974) Indian physicist who worked on quantum mechanics. Collaborated with A.Einstein to found Bose-Einstein statistics and Bose-Einstein condensate.
Sri Jagadish Chandra Bose (1858 – 1937) Bengali polymath. Bose took an interest in a wide range of sciences. He made contributions to plant physiology, microwave optics and radio waves.
Acharya Prafulla Chandra Ray (1861 – 1944) Bengali chemist, education activist and founder of Bengal Chemicals & Pharmaceuticals.
Srinivasa Ramanujan (1887 – 1920) Self-taught mathematician born in Erode. Ramanujan developed highly original and insightful theorems in number theory, infinite series and continued fractions, which were often proved many years after his death.
Sir Chandrasekhara Venkata Raman (1888 – 1970) – Nobel Prize Physics 1930 for his work on light scattering and wavelength.