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Term 1: Term 2:

(subclass NegativeRealNumber RealNumber) Merge.kif 1943-1943 Nombre r�el n�gatif est une sous-classe de nombre r�el
(subclass NegativeInteger NegativeRealNumber) Merge.kif 1986-1986 Nombre entier n�gatif est une sous-classe de nombre r�el n�gatif


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