Author:Srinivasa Ramanujan

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Srinivasa Ramanujan (1887–1920)

See also biography, media, quotes. Srinivasa Aiyangar Ramanujan was an Indian mathematician and one of the greatest mathematical geniuses of the twentieth century. (Excerpted from Wikipedia.)

[edit] Works

• Algebraic relations between certain infinite products (1919)
• Congruence properties of partitions (1919)
• Congruence properties of partitions (1921): published posthumously by G. H. Hardy, copyrighted until 31 December 2017
• On the expression of a number in the form 𝑎𝑥²+𝑏𝑦²+𝑐𝑧²+𝑑𝑢² (1920)
• Squaring the circle (1913)

Works by this author are in the public domain in countries where the copyright term is the author's life plus 70 years or less. They are not necessarily in the public domain in the United States if published from 1923 to 1977. For a US-applicable version, see {{PD-1996}}.

Works by this author are now in the public domain because it originates from India and its term of copyright has expired. According to The Indian Copyright Act, 1957, all documents enter the public domain after sixty years counted from the beginning of the following calendar year (ie. as of 2008, prior to 1 January 1948) after the death of the author.