Changes between Initial Version and Version 6 of Ticket #24431


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Timestamp:
Dec 31, 2017, 4:39:49 PM (5 years ago)
Author:
vdelecroix
Comment:

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  • Ticket #24431

    • Property Status changed from new to needs_work
    • Property Component changed from PLEASE CHANGE to algebra
    • Property Summary changed from Pushout for Laurent series to Fix coercions and pushout for Laurent series
    • Property Branch changed from to u/vdelecroix/24431
    • Property Commit changed from to 00deb276b62aaadc5d1a77a1965821e3efb2def6

  • Ticket #24431 – Description

    initial v6  
    1616Power Series Ring in x over Algebraic Field
    1717}}}
     18
     19There are also wrong coercions allowed
     20{{{
     21sage: x = LaurentSeriesRing(QQ, 'x').gen()
     22sage: y = PolynomialRing(QQ, 'y').gen()
     23sage: x * y
     24x*y
     25sage: parent(x * y)
     26Univariate Polynomial Ring in y over
     27Laurent Series Ring in x over Rational Field
     28}}}