#18222: provide <=, <, >=, > for poset elements by the category
--------------------------+----------------------------
Reporter: dkrenn | Owner:
Type: defect | Status: new
Priority: major | Milestone: sage-6.7
Component: categories | Keywords: sd67
Merged in: | Authors:
Reviewers: | Report Upstream: N/A
Work issues: | Branch:
Commit: | Dependencies: #10130
Stopgaps: |
--------------------------+----------------------------
Do what is said in sage.categories.posets
{{{
# TODO: implement x<y, x<=y, x>y, x>=y appropriately once #10130
is resolved
#
# def __le__(self, other):
# r"""
# Return whether ``self`` is smaller or equal to ``other``
# in the poset.
#
# EXAMPLES::
#
# sage: P = Posets().example(); P
# An example of poset: sets ordered by inclusion
# sage: x = P(Set([1,3])); y = P(Set([1,2,3]))
# sage: x.__le__(y)
# sage: x <= y
# """
# return self.parent().le(self, other)
}}}
--
Ticket URL: <http://trac.sagemath.org/ticket/18222>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
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