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D( x )
(((((3*x^3)/2)*y^3)/(x^2))*y^-1)/2 = 0
x^2 = 0
(((((3*x^3)/2)*y^3)/(x^2))*y^-1)/2 = 0
(((((3*x^3)/2)*y^3)/(x^2))*y^-1)/2 = 0
3/4*x*y^2 = 0 // : 3/4*y^2
x = 0
x^2 = 0
x^2 = 0
1*x^2 = 0 // : 1
x^2 = 0
x = 0
x in (-oo:0) U (0:+oo)
((((((3*x^3)/2)*y^3)/(x^2))*y^-1)/2)^-2 = 0
16/9*x^-2*y^-4 = 0 // : 16/9*y^-4
x^-2 = 0
x naleu017Cy do O
x belongs to the empty set
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