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D( p )
p = 0
3*p-(((3*p^-1)/3)*p^-1) = 0
p = 0
p = 0
3*p-(((3*p^-1)/3)*p^-1) = 0
3*p-(((3*p^-1)/3)*p^-1) = 0
3*p-p^-2 = 0
3*p-p^-2 = 0
p*(3-p^-3) = 0
-1*p^-3 = -3 // : -1
p^-3 = 3
-3 < 0
1/(p^3) = 3 // * p^3
1 = 3*p^3 // : 3
1/3 = p^3
p^3 = 1/3 // ^ 1/3
p = (1/3)^(1/3)
p = 0
p = 0
p in (-oo:0) U (0:(1/3)^(1/3)) U ((1/3)^(1/3):+oo)
(3*p-(((3*p^-1)/3)*p^-1))^-4 = 0
(3*p-p^-2)^-4 = 0
1/((3*p-p^-2)^4) = 0
3*p-p^-2 = 0
p*(3-p^-3) = 0
-1*p^-3 = -3 // : -1
p^-3 = 3
-3 < 0
1/(p^3) = 3 // * p^3
1 = 3*p^3 // : 3
1/3 = p^3
p^3 = 1/3 // ^ 1/3
p = (1/3)^(1/3)
p*(p-(1/3)^(1/3)) = 0
1/(p^4*(p-(1/3)^(1/3))^4) = 0
p belongs to the empty set
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