Changes between Initial Version and Version 4 of Ticket #16801


Ignore:
Timestamp:
08/06/16 07:10:21 (4 years ago)
Author:
rws
Comment:

gamma is now converted from Sympy, the original case however takes very long to doctest. Is there a faster case that returns something with gamma in Sympy?

Also, additionally now, polygamma does not convert, as in integrate(psi(x), x, algorithm='sympy').

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  • Ticket #16801

    • Property Status changed from new to needs_work
    • Property Milestone changed from sage-6.4 to sage-7.4
    • Property Summary changed from not all sympy function results get translated to Sage to Not all sympy function results get translated to Sage
    • Property Report Upstream changed from N/A to Not yet reported upstream; Will do shortly.
    • Property Keywords sympy added; mpmath removed
  • Ticket #16801 – Description

    initial v4  
     1{{{
     2integrate(psi(x), x, algorithm='sympy')
     3...
     4/home/ralf/sage/local/lib/python2.7/site-packages/sympy-1.0-py2.7.egg/sympy/core/function.pyc in _sage_(self)
     5    705         import sage.all as sage
     6    706         fname = self.func.__name__
     7--> 707         func = getattr(sage, fname)
     8    708         args = [arg._sage_() for arg in self.args]
     9    709         return func(*args)
     10
     11AttributeError: 'module' object has no attribute 'polygamma'
     12}}}
     13
     14Previous description:
     15
    116{{{
    217sage: integrate(1/(x^3 *(a+b*x)^(1/3)), x, algorithm='sympy')