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KB Term:  Term intersection
English Word: 

Sigma KEE - Polyhedron
Polyhedron(polyhedron)

appearance as argument number 1
-------------------------


(subclass Polyhedron ThreeDimensionalFigure) Mid-level-ontology.kif 5449-5449 Polyhedron is a subclass of three dimensional figure
(documentation Polyhedron EnglishLanguage "In geometry, a Polyhedron is a ThreeDimensionalFigure with flat polygonal faces, straight edges and sharp corners or vertices.[Wikipedia]") Mid-level-ontology.kif 5450-5451 Polyhedron is a subclass of three dimensional figure

appearance as argument number 2
-------------------------


(termFormat EnglishLanguage Polyhedron "polyhedron") Mid-level-ontology.kif 5452-5452
(instance Pyramid Polyhedron) Mid-level-ontology.kif 5509-5509 Pyramid is an instance of polyhedron
(instance Cube Polyhedron) Mid-level-ontology.kif 5553-5553 Cube is an instance of polyhedron

antecedent
-------------------------


(=>
    (and
        (instance ?P Polyhedron)
        (faceOfFigure ?F1 ?P)
        (instance ?F1 Polygon)
        (sideOfFigure ?S ?F1))
    (exists (?F2)
        (and
            (instance ?F2 Polygon)
            (faceOfFigure ?F2 ?P)
            (not
                (equal ?F1 ?F2))
            (sideOfFigure ?S ?F2)
            (sideOfIntersection ?F1 ?F2 ?S))))
Mid-level-ontology.kif 5454-5467 If X is an instance of polyhedron, Y is the face of Figure X, Y is an instance of polygon, and the size of Y is Z, then All of the following hold: (1) there exists W such that W is an instance of polygon (2) W is the face of Figure X (3) equal Y (4) W (5) the size of W is Z (6) Z is the intersection Y (7) W
(=>
    (instance ?P Polyhedron)
    (greaterThanOrEqualTo
        (CardinalityFn
            (KappaFn ?F
                (faceOfFigure ?F ?P))) 4))
Mid-level-ontology.kif 5469-5474 If X is an instance of polyhedron, then the number of instances in the class described by Y is greater than or equal to 4
(=>
    (instance ?P Polyhedron)
    (exists (?F)
        (and
            (faceOfFigure ?F ?P)
            (geometricPart ?F ?P))))
Mid-level-ontology.kif 5486-5491 If X is an instance of polyhedron, then there exists Y such that Y is the face of Figure X and X is a geometric part of Y


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