Changes between Version 2 and Version 16 of Ticket #18970


Ignore:
Timestamp:
09/07/16 15:11:22 (5 years ago)
Author:
rws
Comment:

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  • Ticket #18970

    • Property Status changed from new to needs_work
    • Property Authors changed from to Ralf Stephan
    • Property Summary changed from always simplify log(a^m,a) to m for any a,m coercible to Integer to Log function bugs with int and negative base
    • Property Dependencies changed from to pynac-0.6.91
    • Property Branch changed from to u/rws/18970-1
    • Property Milestone changed from sage-6.9 to sage-7.4
    • Property Commit changed from to 11a81ee44404bf5baa8d2de942796f44f785de4c
  • Ticket #18970 – Description

    v2 v16  
    1212log(1/8)/log(2)
    1313}}}
     14{{{
     15sage: ((-1)^(-I*log(3)/pi)).n()
     163.00000000000000
     17sage: log(3,-1)
     18...
     19ValueError: m must be positive
     20}}}