History of Hindu Mathematics: A Source Book v2.c17.s19.t1.17
History of Hindu Mathematics: A Source Book v2.c17.s19.t1.17
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v2.c17.s19.t1.17
"The uprights and bases of two right-angled triangles being reciprocally multiplied by the diagonals of the other will give the sides of a quadrilateral of unequal sides: (of these) the greatest is the base, the least is the face, and the other two sides are the two flanks."¹