History of Hindu Mathematics: A Source Book v2.c17.s18.t2.55
History of Hindu Mathematics: A Source Book v2.c17.s18.t2.55
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v2.c17.s18.t2.55
In particular, putting m = n = p = q = 1, we have two isosceles triangles of sides, bases and altitudes (29, 40, 21) and (37, 24, 35) which have equal perimeters (98) and equal areas (420). This particular case was treated by Frans van Schooten the Younger (1657), J. H. Rahn (1697) and others.¹