Re: [sage-combinat-devel] Coercion bug in symmetric functions

2012-05-18 Thread Nicolas M. Thiery
On Fri, May 18, 2012 at 04:07:02AM -0700, Mike Zabrocki wrote: > I also found the same behavior (I don't know why it worked before). >Thanks Nicolas for identifying the real problem. That doctest failure >with .nabla() would have been a mystery forever. That's my job :-) I am sur

Re: [sage-combinat-devel] Coercion bug in symmetric functions

2012-05-18 Thread Nicolas M. Thiery
On Fri, May 18, 2012 at 01:43:27AM -0700, Anne Schilling wrote: > I opened a ticket > http://trac.sagemath.org/sage_trac/ticket/12969 > > For the record, this problem also occurs in plain sage-5.0 without the new > symmetric function patch in the sage-combinat queue applied that Mike > and I have

Re: [sage-combinat-devel] Coercion bug in symmetric functions

2012-05-18 Thread Mike Zabrocki
Hi Anne, I also found the same behavior (I don't know why it worked before). Thanks Nicolas for identifying the real problem. That doctest failure with .nabla() would have been a mystery forever. -Mike On Friday, 18 May 2012 04:43:27 UTC-4, Anne Schilling wrote: > > Nicolas, thanks so much

Re: [sage-combinat-devel] Coercion bug in symmetric functions

2012-05-18 Thread Anne Schilling
Nicolas, thanks so much for figuring out where the problem is! I opened a ticket http://trac.sagemath.org/sage_trac/ticket/12969 For the record, this problem also occurs in plain sage-5.0 without the new symmetric function patch in the sage-combinat queue applied that Mike and I have been working

[sage-combinat-devel] Coercion bug in symmetric functions

2012-05-17 Thread Nicolas M. Thiery
On Thu, May 17, 2012 at 07:27:31PM -0400, Mike Zabrocki wrote: > It is the test for the function .nabla() that was failing (I think like 836). > > sage: Sym = SymmetricFunctions(FractionField(QQ['q','t'])) > sage: P = Sym.macdonald().P() > sage: P([1,