[sage-devel] An issue with the .coefficient() function

2017-06-25 Thread baliza Eyo
Dear Sage developers, Here is a quick question about the output of the .coefficient() for an SR object. having set up the variables as follows sage: var('x,y') (x, y) Shouldn't the output of the following commands be the same: sage: ((x^2 - 2)^2 - y^2).coefficient(x^4) 0 sage: expand(((x^2 - 2

[sage-devel] Re: Reporting a bug apparently appearing in sage-7.5 and sage-7.5.1 but not in sage-7.4

2017-02-13 Thread baliza Eyo
Thanks a lot Ralf Stefan. Best regards, Eyo -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send em

[sage-devel] Reporting a bug apparently appearing in sage-7.5 and sage-7.5.1 but not in sage-7.4

2017-02-11 Thread baliza Eyo
Dear Sage-devel, I recently stumbled upon the following odd behavior in the new release of sage. The issue does not occur in sage-7.4 Am I missing something ? sage: var('a00, a10, a01, a11, u00, u10, u01, u11') (a00, a10, a01, a11, u00, u10, u01, u11) sage: f = (((a01*a10 - a00*a11)*u01*u10

[sage-devel] Reporting a bug in the Symolic Ring .numerator() function call

2015-12-23 Thread baliza Eyo
Dear Sage Developpers, Great Job on the new release of sage 6.10 yesterday. I tried some doctesting for some some code I had which was running fine on sage 5.9 and notice the following issue : Sage 6.10 produces the following incorrect Output for the .numerator() function call sage: u00,u01,u