Updates:
Status: Started
Owner: mattpap
Labels: Polynomial Milestone-Release0.7.0 NeedsReview
Comment #1 on issue 1550 by mattpap: together doesn't find lowest common
denominator
http://code.google.com/p/sympy/issues/detail?id=1550
This was fixed in polys11 branch:
In [2]: var('a,b,c,d,e,h,k')
Out[2]: (a, b, c, d, e, h, k)
In [3]: ex=-4*a/h + 3*b/h - 4*c/3/h + d/4/h + 25*e/12/h
In [4]: ex
Out[4]:
4⋅a 3⋅b 4⋅c d 25⋅e
- ─── + ─── - ─── + ─── + ────
h h 3⋅h 4⋅h 12⋅h
In [5]: together(_)
Out[5]:
-48⋅a - 16⋅c + 3⋅d + 25⋅e + 36⋅b
────────────────────────────────
12⋅h
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