On Sat, Feb 21, 2015 at 11:42 AM, William Stein <[email protected]> wrote: > From a user: > > I verified that Sage does what he claims [1]. I guess this is a bug > in Maxima really.
Follow-up: One can also get a different incorrect answer using algorithm='sympy'.... sage: limit(csc(x),x=0, algorithm='sympy') +Infinity William > > I'm constantly getting basic calculus bug reports because of > SageMathCloud. We don't have a "sage-bugs" list, and even I'm not > sure where to send these bug reports... > > "Hello, > > I tried this input in Sage: > > limit(csc(x),x=0) > > The returned result is: > > Infinity > > Which is incorrect because limit(csc(x),x=0,dir='right') returns > +Infinity and limit(csc(x),x=0,dir='left') returns -Infinity. > > The limits on the left and on the right of 0 are not equal, which > means the two-sided limit does not exist." > > > -- > William (http://wstein.org) > > [1] > https://cloud.sagemath.com/projects/4a5f0542-5873-4eed-a85c-a18c706e8bcd/files/support/2015-02-21-113856.sagews -- William (http://wstein.org) -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/sage-support. For more options, visit https://groups.google.com/d/optout.
