Status: Accepted
Owner: asmeurer
Labels: Type-Defect Priority-Medium
New issue 2302 by asmeurer: 2**Rational(4,5)*6**Rational(1,5) should
auto-simplify to 2*3**Rational(1,5)
http://code.google.com/p/sympy/issues/detail?id=2302
Currently we have:
In [294]: 2**Rational(4,5)*6**Rational(1,5)
Ou
Issue 2302: 2**Rational(4,5)*6**Rational(1,5) should auto-simplify to
2*3**Rational(1,5)
http://code.google.com/p/sympy/issues/detail?id=2302
This issue is now blocking issue 2226.
See http://code.google.com/p/sympy/issues/detail?id=2226
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Comment #2 on issue 2302 by smi...@gmail.com:
2**Rational(4,5)*6**Rational(1,5) should auto-simplify to 2*3**Rational(1,5)
http://code.google.com/p/sympy/issues/detail?id=2302
Should anything happen to `2**(1/3)*2**(1/4)*6**(1/2)`?
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Comment #3 on issue 2302 by smi...@gmail.com:
2**Rational(4,5)*6**Rational(1,5) should auto-simplify to 2*3**Rational(1,5)
http://code.google.com/p/sympy/issues/detail?id=2302
Regarding last comment...anything beyond the normal `2**(7/12)*6**(1/2)`
like `2*2**(1/12)*3**(1/2)`?
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Comment #4 on issue 2302 by asmeurer: 2**Rational(4,5)*6**Rational(1,5)
should auto-simplify to 2*3**Rational(1,5)
http://code.google.com/p/sympy/issues/detail?id=2302
Hmm. So I guess it's not obvious what the simplest form is. For example,
that can also be represented as 2*1458**(1/12).
Comment #5 on issue 2302 by smi...@gmail.com:
2**Rational(4,5)*6**Rational(1,5) should auto-simplify to 2*3**Rational(1,5)
http://code.google.com/p/sympy/issues/detail?id=2302
What we have here is a case just opposite of power expanding which can take
a base or an exponent hint. We can eith
Updates:
Labels: NeedsReview smichr
Comment #6 on issue 2302 by smi...@gmail.com:
2**Rational(4,5)*6**Rational(1,5) should auto-simplify to 2*3**Rational(1,5)
http://code.google.com/p/sympy/issues/detail?id=2302
part A of fix in https://github.com/sympy/sympy/pull/267
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Comment #7 on issue 2302 by smi...@gmail.com:
2**Rational(4,5)*6**Rational(1,5) should auto-simplify to 2*3**Rational(1,5)
http://code.google.com/p/sympy/issues/detail?id=2302
part B is there, too so
h[1] >>> 2**Rational(4,5)*6**Rational(1,5)
2*3**(1/5)
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Comment #8 on issue 2302 by smi...@gmail.com:
2**Rational(4,5)*6**Rational(1,5) should auto-simplify to 2*3**Rational(1,5)
http://code.google.com/p/sympy/issues/detail?id=2302
Others might confirm:
h[1] >>> solve(2*(3*x+4)**5 - 6*7**(3*x+9), x)
[-(4*log(7) + 5*LambertW(-7*3**(1/5)*lo
Comment #9 on issue 2302 by asmeurer: 2**Rational(4,5)*6**Rational(1,5)
should auto-simplify to 2*3**Rational(1,5)
http://code.google.com/p/sympy/issues/detail?id=2302
Yep, I get that in your branch, whereas in master I get [-(4*log(7) +
5*LambertW(-7*2**(4/5)*6**(1/5)*log(7)/10))/(3*log(7)
Updates:
Labels: -NeedsReview NeedsBetterPatch
Comment #10 on issue 2302 by asmeurer: 2**Rational(4,5)*6**Rational(1,5)
should auto-simplify to 2*3**Rational(1,5)
http://code.google.com/p/sympy/issues/detail?id=2302
(No comment was entered for this change.)
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Updates:
Status: Fixed
Comment #11 on issue 2302 by smi...@gmail.com:
2**Rational(4,5)*6**Rational(1,5) should auto-simplify to 2*3**Rational(1,5)
http://code.google.com/p/sympy/issues/detail?id=2302
(No comment was entered for this change.)
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