History of Hindu Mathematics: A Source Book v2.c17.s17.t1.17
History of Hindu Mathematics: A Source Book v2.c17.s17.t1.17
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v2.c17.s17.t1.17
The above solution (1.2), but with the upper sign only, was rediscovered in 1733 by Eluer.¹ His method is indirect and cumbrous. Lagrange's (1767) method begins in the same way as that of Bhâskara II by completing the square on the left-hand side of the equation.²