History of Hindu Mathematics: A Source Book v2.c17.s18.39
History of Hindu Mathematics: A Source Book v2.c17.s18.39
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v2.c17.s18.39
It has been stated before that the early Hindus recognised that fresh rational right triangles can be derived from a known one by multiplying or dividing its sides by any rational number. The same principle has been used by Mahâvîra and Bhâskara II in their treatment of the solution of rational triangles and quadrilaterals. Gaṇeśa (1545) expressly states: