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New issue 3547 by smi...@gmail.com: Undefined functions with number
arguments should have is_number be False
http://code.google.com/p/sympy/issues/detail?id=3547
Function('f')(1).is_number
True
Perhaps it would be better to have
Comment #1 on issue 3547 by asmeu...@gmail.com: Undefined functions with
number arguments should have is_number be False
http://code.google.com/p/sympy/issues/detail?id=3547
But our assumptions on Function mean it is a number, even if we don't know
what that number is.
Regarding solve, I
Comment #2 on issue 3547 by ronan.l...@gmail.com: Undefined functions with
number arguments should have is_number be False
http://code.google.com/p/sympy/issues/detail?id=3547
If we don't know what it is, then we can't evalf() it or compare it to a
real real number, which means that is_numb
Comment #3 on issue 3547 by asmeu...@gmail.com: Undefined functions with
number arguments should have is_number be False
http://code.google.com/p/sympy/issues/detail?id=3547
I guess it's fine if defining is_number that way makes it more useful. This
again goes back to issue 2916.
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You r
Updates:
Labels: Assumptions
Comment #4 on issue 3547 by asmeu...@gmail.com: Undefined functions with
number arguments should have is_number be False
http://code.google.com/p/sympy/issues/detail?id=3547
Make that issue 2196.
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Blockedon: sympy:2196
Comment #5 on issue 3547 by asmeu...@gmail.com: Undefined functions with
number arguments should have is_number be False
http://code.google.com/p/sympy/issues/detail?id=3547
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