Images XY 2Y 2X

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Xy 2y 2x. X2+XY/x2-y2 сократить. (1/X + 1/Y) * 2xy/x² - y². X1 y1 x2 y2. Y'+XY=\1+X\E^-XY^2, Y\0\=1.
X2+XY/x2-y2 сократить. (1/X + 1/Y) * 2xy/x² - y². X1 y1 x2 y2. Y'+XY=\1+X\E^-XY^2, Y\0\=1.

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