Changes between Version 20 and Version 22 of Ticket #16587


Ignore:
Timestamp:
07/08/15 13:06:04 (6 years ago)
Author:
rws
Comment:

Replying to jdemeyer:

Isn't the problem simply that these functions are missing an _evalf_() method?

You were of course right. Please review. The polylog issue mentioned previously is part of #18386.


New commits:

7ef7c9216587: f(expr,hold).n() fails for all generalized functions

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  • Ticket #16587

    • Property Status changed from new to needs_review
    • Property Branch changed from u/rws/f_expr__n___fails_for_all_generalized_functions to u/rws/16587
    • Property Milestone changed from sage-6.4 to sage-6.8
    • Property Commit changed from cc22a9b489a841b23a6e9455bfea80a0b423c0e1 to 7ef7c92cba5293f3d2c9f84e8488164b390b2458
    • Property Authors changed from to Ralf Stephan
  • Ticket #16587 – Description

    v20 v22  
    33...
    44TypeError: cannot evaluate symbolic expression numerically
    5 sage: polylog(2.,.9).n()
    6 ...
    7 TypeError: cannot evaluate symbolic expression numerically
    8 
    95}}}
    106The original problem is now resolved, it was reported in http://ask.sagemath.org/question/8535/problem-with-sign-sgn-and-n/ by Louis Cypher: