Status: Valid
Owner: ----
Labels: Type-Defect Priority-Medium Simplify
New issue 4022 by [email protected]: powdenest won't denest a power
http://code.google.com/p/sympy/issues/detail?id=4022
In [5]: powdenest(S("-8*2**(2/3)/(3*nu**(1/3)*(y_i - 1)**(22/3)*((y_i -
1)**(-8/3))**(7/4))"), force=True)
Out[5]:
2/3
-8⋅2
─────────────────────────────────────
7/4
3 ___ 22/3 ⎛ 1 ⎞
3⋅╲╱ ν ⋅(yᵢ - 1) ⋅⎜───────────⎟
⎜ 8/3⎟
⎝(yᵢ - 1) ⎠
The ((y_i - 1)**(-8/3))**(7/4)) should have been denested.
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