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Sigma KEE - AtomicNucleus
AtomicNucleus(atomic nucleus)nucleus

appearance as argument number 1
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(subclass AtomicNucleus SubatomicParticle) Merge.kif 1218-1218 Atomic nucleus is a subclass of subatomic particle
(documentation AtomicNucleus EnglishLanguage "The core of the Atom. It is composed of Protons and Neutrons.") Merge.kif 1219-1220 Atomic nucleus is a subclass of subatomic particle

appearance as argument number 2
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(termFormat EnglishLanguage AtomicNucleus "atomic nucleus") english_format.kif 848-848

antecedent
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(=>
    (instance ?NUCLEUS AtomicNucleus)
    (exists (?NEUTRON ?PROTON)
        (and
            (component ?NEUTRON ?NUCLEUS)
            (component ?PROTON ?NUCLEUS)
            (instance ?NEUTRON Neutron)
            (instance ?PROTON Proton))))
Merge.kif 1222-1229 If X is an instance of atomic nucleus, then there exist Y, Z such that Y is a component of X, Z is a component of X, Y is an instance of neutron, and Z is an instance of proton

consequent
-------------------------


(=>
    (instance ?ATOM Atom)
    (forall (?NUCLEUS1 ?NUCLEUS2)
        (=>
            (and
                (part ?NUCLEUS1 ?ATOM)
                (part ?NUCLEUS2 ?ATOM)
                (instance ?NUCLEUS1 AtomicNucleus)
                (instance ?NUCLEUS2 AtomicNucleus))
            (equal ?NUCLEUS1 ?NUCLEUS2))))
Merge.kif 1195-1204 If X is an instance of atom, then For all Objects Y and Z: if Y is a part of X, Z is a part of X, Y is an instance of atomic nucleus, and Z is an instance of atomic nucleus, then equal Y and Z


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