#16504: A mandatory 'nonnegative' argument for
MixedIntegerLinearProgram.new_variable() until the standard changes
-------------------------------------+-------------------------------------
Reporter: jdemeyer | Owner:
Type: defect | Status: needs_work
Priority: major | Milestone: sage-6.3
Component: linear | Resolution:
programming | Merged in:
Keywords: | Reviewers: Jeroen Demeyer
Authors: Nathann Cohen | Work issues: nonnegative=False
Report Upstream: N/A | doctests, avoid isinstance()
Branch: u/ncohen/16504 | Commit:
Dependencies: | b1f43af754d4ab7e136015519c7fc0cdbe32dd36
| Stopgaps:
-------------------------------------+-------------------------------------
Comment (by ncohen):
> And why remove this warning?
> {{{
> #!diff
> .. WARNING::
> -
> - By default, all ``x[i]`` are assumed to be non-negative. See
> - :meth:`set_min` to set a different lower bound.
> }}}
Because there is no need for a warning anymore : now the user explicitly
says whether he wants the variables to be nonnegative or not, or he gets a
warning.
Plus it will be the other way around next year.
Nathann
--
Ticket URL: <http://trac.sagemath.org/ticket/16504#comment:30>
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