Srinivasa Ramanujan (22 December 1887 – 26 April 1920) was an Indian mathematician and autodidact who, with almost no formal training in pure mathematics, made extraordinary contributions to mathematical analysis, number theory, infinite series, and continued fractions. br br Read more here: br br Watch similar videos here: br br See more from Wiki Videos: br br Follow us on Facebook : br Follow us on Twitter : br Our Website : www.wvprod.com br br This video is the sole and exclusive property of WV Production Limited.