#10980: Make sure symbolic gridline values are okay
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Reporter: kcrisman | Owner: jason,
Type: defect | was
Priority: minor | Status: new
Component: graphics | Milestone:
Keywords: beginner | Resolution:
Authors: | Merged in:
Report Upstream: Fixed upstream, in a later | Reviewers:
stable release. | Work issues:
Branch: | Commit:
Dependencies: | Stopgaps:
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Comment (by jhonrubia6):
Replying to [comment:9 kcrisman]:
> This does actually work now, by the way.
> {{{
> plot(x,0,2,gridlines=([sqrt(2)],[]))
> }}}
> This doesn't resolve the issue of whether symbolic things should have a
`len`.
> {{{
>
> def __len__(self):
> """
> Returns the number of arguments of this expression.
>
> EXAMPLES::
>
> sage: var('a,b,c,x,y')
> (a, b, c, x, y)
> sage: len(a)
> 0
> sage: len((a^2 + b^2 + (x+y)^2))
> 3
> sage: len((a^2))
> 2
> sage: len(a*b^2*c)
> 3
> """
> return self.number_of_operands()
> }}}
> But this has been in for at least three years (the Pynac switch).
so, should this go to a ''closed'' state? or instead go to a ''need_work''
state? in my opinion it should move to a sage-devel discussion before
--
Ticket URL: <http://trac.sagemath.org/ticket/10980#comment:11>
Sage <http://www.sagemath.org>
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