| NonnegativeInteger(nonnegative integer) | 0, binary_digit, cipher, cypher, digit, duodecimal_digit, figure, hexadecimal_digit, nought, octal_digit, significant_digit, significant_figure, zero |
| appearance as argument number 1 |
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| (subclass NonnegativeInteger Integer) | Merge.kif 2010-2010 | Nonnegative integer is a subclass of integer |
| (subclass NonnegativeInteger NonnegativeRealNumber) | Merge.kif 2011-2011 | Nonnegative integer is a subclass of nonnegative real number |
| (documentation NonnegativeInteger EnglishLanguage "An Integer that is greater than or equal to zero.") | Merge.kif 2013-2014 | Nonnegative integer is a subclass of nonnegative real number |
| appearance as argument number 2 |
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| appearance as argument number 3 |
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| antecedent |
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| consequent |
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| (=> (instance ?SET FiniteSet) (exists (?NUMBER) (and (instance ?NUMBER NonnegativeInteger) (equal ?NUMBER (CardinalityFn ?SET))))) |
Merge.kif 5591-5596 | If X is an instance of finite set, then there exists Y such that Y is an instance of nonnegative integer, equal Y, and the number of instances in X |
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