Bases: sage.combinat.posets.elements.PosetElement
Establishes the parent-child relationship between poset and element, where element is associated to the vertex vertex of the Hasse diagram of the poset.
INPUT:
TESTS:
sage: from sage.combinat.posets.elements import PosetElement
sage: P = Poset([[1,2],[4],[3],[4],[]], facade = False)
sage: e = P(0)
sage: e.parent() is P
True
sage: TestSuite(e).run()
Bases: sage.combinat.posets.elements.MeetSemilatticeElement, sage.combinat.posets.elements.JoinSemilatticeElement
Establishes the parent-child relationship between poset and element, where element is associated to the vertex vertex of the Hasse diagram of the poset.
INPUT:
TESTS:
sage: from sage.combinat.posets.elements import PosetElement
sage: P = Poset([[1,2],[4],[3],[4],[]], facade = False)
sage: e = P(0)
sage: e.parent() is P
True
sage: TestSuite(e).run()
Bases: sage.combinat.posets.elements.PosetElement
Establishes the parent-child relationship between poset and element, where element is associated to the vertex vertex of the Hasse diagram of the poset.
INPUT:
TESTS:
sage: from sage.combinat.posets.elements import PosetElement
sage: P = Poset([[1,2],[4],[3],[4],[]], facade = False)
sage: e = P(0)
sage: e.parent() is P
True
sage: TestSuite(e).run()
Bases: sage.structure.element.Element
Establishes the parent-child relationship between poset and element, where element is associated to the vertex vertex of the Hasse diagram of the poset.
INPUT:
TESTS:
sage: from sage.combinat.posets.elements import PosetElement
sage: P = Poset([[1,2],[4],[3],[4],[]], facade = False)
sage: e = P(0)
sage: e.parent() is P
True
sage: TestSuite(e).run()