Changes between Initial Version and Version 2 of Ticket #13433


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Timestamp:
Apr 24, 2013, 3:36:07 PM (10 years ago)
Author:
Florent Hivert
Comment:

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  • Ticket #13433

    • Property Keywords categories added
    • Property Cc Simon King added
    • Property Summary changed from Fix bad handling of base ring in lazy power series to Lazy power series: fix bad handling of base ring and categorification

  • Ticket #13433 – Description

    initial v2  
    1010}}}
    1111it should be always {{{Rational}}}
     12
     13I also fixed the following bug:
     14{{{
     15sage: from sage.combinat.species.series import LazyPowerSeriesRing
     16sage: L = LazyPowerSeriesRing(QQ)
     17sage: g = L.gen(); z = L.zero()
     18sage: s = z+g; s
     19Uninitialized lazy power series
     20sage: s.coefficients(10)
     21[0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
     22sage: s
     23Uninitialized lazy power series
     24}}}
     25It should be:
     26{{{
     27sage: s.coefficients(10)
     28[0, 1, 0, 0, 0, 0, 0, 0, 0, 0]
     29sage: s
     30x + O(x^10)
     31}}}