[sage-devel] Re: Canonical DE notation

2009-10-13 Thread Jason Grout
lutusp wrote: > I'm aware there has been some discussion of this issue in the past, > but I would like to renew it. I understand that canonical DE notation > isn't on everyone's short list of high priorities, but I think > students and those with little Sage exposure would appreciate the > ability

[sage-devel] Re: Canonical DE notation

2009-10-13 Thread lutusp
On Oct 13, 2:09 pm, Robert Bradshaw wrote: > I agree that this notation is nice. One issue with this approach is   > that the single quote is already used in Python. For example, > > sage: u'(x) + y' >   u'(x) + y' > > sage: type(_) >   > > sage: r'''(t)''' >   '(t)' > > How would one distingui

[sage-devel] Re: Canonical DE notation

2009-10-13 Thread Simon King
Hi! On 13 Okt., 23:09, Robert Bradshaw wrote: ... > sage: u'(x) + y' >   u'(x) + y' > > sage: type(_) >   Very good example! Since ' is used for python strings, I guess the only realistic chance is to look for different, but similar characters. For example ` (backtick) or ´ (no idea how this o

[sage-devel] Re: Canonical DE notation

2009-10-13 Thread Robert Bradshaw
On Oct 13, 2009, at 1:24 PM, lutusp wrote: > I'm aware there has been some discussion of this issue in the past, > but I would like to renew it. I understand that canonical DE notation > isn't on everyone's short list of high priorities, but I think > students and those with little Sage exposure