Hi Keshav, On 2012-03-26, Keshav Kini <keshav.k...@gmail.com> wrote: > Simon King <simon.k...@uni-jena.de> writes: >> sage: is_Integer(int(5)) >> False >> sage: is_Integer(5/1) >> False >> sage: int(5) in ZZ >> True >> sage: 5/1 in ZZ >> True > > Huh. It seems like this is the opposite of what you'd expect, doesn't > it? "object in object" seems to be a query of whether a certain thing is > in a certain data structure,
I couldn't disagree more. "object in object" is a query whether a certain thing is in a certain *mathematical* structure. Cheers, Simon -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to sage-devel+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-devel URL: http://www.sagemath.org
