December 22, 1887
Born in Erode, Tamilnadu, India.
1898
Entered Town High School in Kumbakonam.
1900
Commenced work on summing geometric and arithmetic series.
1902
Was taught how to solve quartics but evolved his own method.
1902 (approx)
Perused G S Carr’s Synopsis of Elementary Results in Pure Mathematics. This
book proved to be a major influence on Ramanujan.
1904
Investigated series S (1/n) and calculated Euler’s constant to
15 decimal places. Began study of Bernoulli numbers. Obtained scholarship and entered the
Government College in Kumbakonam.
1905
Scholarship not renewed due to lack of application to other subjects.
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1906
Gained admission to Pachayappa’s College in Madras. Began study of elliptic functions.
Took ill after three months in college. Took his exams after having left the course where he failed in all subjects except Mathematics.
1908
Study of continued fractions and divergent series. His health seriously deteriorated.
July 14, 1909
Was married to S Janaki Ammal.
1910
Came into contact with Diwan Bahadur Ramchandra Rao, Collector of Nellore, who recognized his genius and financially supported him for some time.
1911
Developed relations between elliptic modular equations. First paper published in Journal of Indian Mathematical Society on Bernoulli numbers. |
1912
Took up a job as a clerk in the accounts section of the Madras Port Trust to
maintain himself and his family.
1913
Began correspondence with British mathematician Godfrey H Hardy.
May 1913
University of Madras grants him a scholarship.
March 17, 1914
Ramanujan leaves India for Trinity College, Cambridge, England, on Hardy’s
invitation.
March 16, 1916
Graduated from Cambridge with a Bachelor of Science for Research (later called the Ph D).
His thesis was on Highly Composite Numbers.
1917
Fell seriously ill with tuberculosis.
February 18, 1918
Elected Fellow of the Cambridge Philosophical Society.
May 2, 1918
Elected Fellow of the Royal Society of London.
October 10, 1918
Elected Fellow of Trinity College, Cambridge, for six years.
February 27, 1919
Failing health forced him to sail back to India.
April 26, 1920
Died in Madras.
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