21/04/02 21:08:22.55 k1JSy9QT.net
(イ)
x + y = z,
に制限すると
x^3 = 2xy,
x^2 = 2y, (x>0)
(x,y,z) = (2n, 2nn, 2n(n+1))
21/04/02 21:08:22.55 k1JSy9QT.net
(イ)
x + y = z,
に制限すると
x^3 = 2xy,
x^2 = 2y, (x>0)
(x,y,z) = (2n, 2nn, 2n(n+1))
21/04/02 21:08:22.55 k1JSy9QT.net
(イ)
x + y = z,
に制限すると
x^3 = 2xy,
x^2 = 2y, (x>0)
(x,y,z) = (2n, 2nn, 2n(n+1))