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D( w )
w < 0
w < 0
w in <0:+oo)
3*w^2*w^2 = 3*w^(1/2) // - 3*w^(1/2)
3*w^2*w^2-(3*w^(1/2)) = 0
3*w^2*w^2-3*w^(1/2) = 0
3*w^4-3*w^(1/2) = 0
t_1 = w^(1/2)
3*t_1^8-3*t_1^1 = 0
3*t_1^8-3*t_1 = 0
3*t_1*(t_1^7-1) = 0
1*t_1^7 = 1 // : 1
t_1^7 = 1
t_1^7 = 1 // ^ 1/7
t_1 = 1
3*t_1 = 0
3*t_1 = 0 // : 3
t_1 = 0
t_1 = 1
w^(1/2)-1 = 0
1*w^(1/2) = 1 // : 1
w^(1/2) = 1
w^(1/2) = 1 // ^ 2
w = 1
t_1 = 0
w^(1/2)+0 = 0
w^(1/2) = 0
1*w^(1/2) = 0 // : 1
w^(1/2) = 0
w = 0
w in { 1, 0 }
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