On Wednesday 04 February 2009, mabshoff wrote:

FWIW: worksforme

$ sage
----------------------------------------------------------------------
| Sage Version 3.2.3, Release Date: 2009-01-05                       |
| Type notebook() for the GUI, and license() for information.        |
----------------------------------------------------------------------
sage: R.<a,b> = QQ[]
sage: I= [a-b, a+2*b]*R
sage: I.groebner_basis()
[a, b]



-- 
name: Martin Albrecht
_pgp: http://pgp.mit.edu:11371/pks/lookup?op=get&search=0x8EF0DC99
_otr: 47F43D1A 5D68C36F 468BAEBA 640E8856 D7951CCF
_www: http://www.informatik.uni-bremen.de/~malb
_jab: [email protected]


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