[sage-devel] Re: bug: factoring symbolic expressions containing exponentials

2019-04-25 Thread kcrisman
On Wednesday, April 24, 2019 at 6:30:10 PM UTC-4, Samuel Lelievre wrote: > > > Thu 2019-04-11 07:07:46 UTC+2, Ralf Stephan: >> >> Probably best to revert #23835 then, if you insist on the blocker >> assessment. >> https://trac.sagemath.org/ticket/23835 >> > > Is there no hope for a fix in

[sage-devel] Re: bug: factoring symbolic expressions containing exponentials

2019-04-24 Thread Samuel Lelievre
Thu 2019-04-11 07:07:46 UTC+2, Ralf Stephan: > > Probably best to revert #23835 then, if you insist on the blocker > assessment. > https://trac.sagemath.org/ticket/23835 > Is there no hope for a fix in Pynac? -- You received this message because you are subscribed to the Google Groups

[sage-devel] Re: bug: factoring symbolic expressions containing exponentials

2019-04-10 Thread Ralf Stephan
Probably best to revert #23835 then, if you insist on the blocker assessment. https://trac.sagemath.org/ticket/23835 Regards, On Wednesday, April 10, 2019 at 9:30:42 PM UTC+2, Bill Page wrote: > > sage: sage.version.version > '8.6' > sage: ex=exp(2*x)+exp(-2*x); ex > e^(2*x) + e^(-2*x) >

Re: [sage-devel] Re: bug: factoring symbolic expressions containing exponentials

2019-04-10 Thread Eric Gourgoulhon
Le mercredi 10 avril 2019 23:37:53 UTC+2, Bill Page a écrit : > > On Wed, Apr 10, 2019 at 5:28 PM rjf > > wrote: > > > > > > I suppose this is a Sage bug; Maxima doesn't have a problem with > > its factor program. > > > > Indeed. > > This bug has been reported as

Re: [sage-devel] Re: bug: factoring symbolic expressions containing exponentials

2019-04-10 Thread Bill Page
On Wed, Apr 10, 2019 at 5:28 PM rjf wrote: > > > I suppose this is a Sage bug; Maxima doesn't have a problem with > its factor program. > Indeed. sage: ex=exp(2*x)+exp(-2*x); ex e^(2*x) + e^(-2*x) sage: maxima(ex).factor().sage() (e^(4*x) + 1)*e^(-2*x) sage: bool(maxima(ex).factor().sage()==ex)

[sage-devel] Re: bug: factoring symbolic expressions containing exponentials

2019-04-10 Thread rjf
I suppose this is a Sage bug; Maxima doesn't have a problem with its factor program. As you know, polynomial "factoring" is a process that mathematically is defined in a unique factorization domain, which is broken in the example at least 2 ways, by have a denominator, and by having