Comment #1 on issue 1835 by smichr: 1835: coeff changes
http://code.google.com/p/sympy/issues/detail?id=1835
It handles noncommutatives in a manner...there are some questions in the
commit about
it, though. e.g. should (n1*n2 + x*n1).coeff(n1) == 1 + x? Also, its
handling of
Comment #2 on issue 1835 by smichr: 1835: coeff changes
http://code.google.com/p/sympy/issues/detail?id=1835
OK, I think this is the right behavior: n and m are non-commutative
(n*m + m*n*m).coeff(n) # = (1 + m)*n*m
1 + m
(n*m + m*n*m).coeff(n, right=True) # = (1 +
Issue 1766: expand(power_base=True) is too aggressive
http://code.google.com/p/sympy/issues/detail?id=1766
This issue is now blocking issue 1836.
See http://code.google.com/p/sympy/issues/detail?id=1836
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Status: Accepted
Owner: smichr
Labels: Type-Defect Priority-Medium
New issue 1836 by smichr: subs can see the 2 arg sum
http://code.google.com/p/sympy/issues/detail?id=1836
The Mul #*(a+b) automatically gets rewritten as #*a+#*b where # is a
number. commit 1836 in smichr 1766 branch updates
Comment #10 on issue 1829 by smichr: release 0.6.7
http://code.google.com/p/sympy/issues/detail?id=1829
The current master has a doctest in matrices that relies on numpy and thus
fails:
File C:\documents and settings\chris\sympy\sympy\matrices\matrices.py,
line 20
80, in