3d Discontinuity, 5x^2/(x^2+y^2) and x^2/(x^2+y^2)

5x^2/(x^2+y^2)
x^2/(x^2+y^2)

Információ: 3d Discontinuity, 5x^2/(x^2+y^2) and x^2/(x^2+y^2)