/ y x \ |-------- + --------| | 2 2| |x*y - x x*y - y | |-------------------| | 2 2 | \ x + 2*x*y + y / --------------------- 1 1 - + - x y
((y/(x*y - x^2) + x/(x*y - y^2))/(x^2 + (2*x)*y + y^2))/(1/x + 1/y)
(x/(-y^2 + x*y) + y/(-x^2 + x*y))/((1/x + 1/y)*(x^2 + y^2 + 2.0*x*y))
(x/(-y^2 + x*y) + y/(-x^2 + x*y))/((1/x + 1/y)*(x^2 + y^2 + 2.0*x*y))
/ / 2 \ / 2 \\ x*y*\x*\- x + x*y/ + y*\- y + x*y// --------------------------------------------------- / 2 \ / 2 \ / 2 2 \ (x + y)*\- x + x*y/*\- y + x*y/*\x + y + 2*x*y/
x*y*(x*(-x^2 + x*y) + y*(-y^2 + x*y))/((x + y)*(-x^2 + x*y)*(-y^2 + x*y)*(x^2 + y^2 + 2*x*y))
x y ---------- + ---------- 2 2 - y + x*y - x + x*y ------------------------- /1 1\ / 2 2 \ |- + -|*\x + y + 2*x*y/ \x y/
(x/(-y^2 + x*y) + y/(-x^2 + x*y))/((1/x + 1/y)*(x^2 + y^2 + 2*x*y))
x y ---------- + ---------- 2 2 - y + x*y - x + x*y ------------------------- /1 1\ / 2 2 \ |- + -|*\x + y + 2*x*y/ \x y/
(x/(-y^2 + x*y) + y/(-x^2 + x*y))/((1/x + 1/y)*(x^2 + y^2 + 2*x*y))
2 2 x *(y - x) + y *(x - y) ------------------------------------------ / 2 \ (x + y)*(x - y)*(y - x)*\y + x*(x + 2*y)/
(x^2*(y - x) + y^2*(x - y))/((x + y)*(x - y)*(y - x)*(y^2 + x*(x + 2*y)))
x y ---------- + ---------- 2 2 - y + x*y - x + x*y ------------------------- /1 1\ / 2 2 \ |- + -|*\x + y + 2*x*y/ \x y/
(x/(-y^2 + x*y) + y/(-x^2 + x*y))/((1/x + 1/y)*(x^2 + y^2 + 2*x*y))