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KB Term:  Term intersection
English Word: 

Sigma KEE - ReverseFn
ReverseFn

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


(documentation ReverseFn EnglishLanguage "The reverse of a string.") Media.kif 3064-3064
(domain ReverseFn 1 SymbolicString) Media.kif 3062-3062 ReverseFn 的 1 数量 是 符号串instance
(instance ReverseFn UnaryFunction) Media.kif 3061-3061 ReverseFn一元函数instance
(range ReverseFn SymbolicString) Media.kif 3063-3063 ReverseFnrange符号串 的实例

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


(format EnglishLanguage ReverseFn "the reverse of %1") Media.kif 3066-3066
(termFormat EnglishLanguage ReverseFn "the reverse of") Media.kif 3065-3065

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


(=>
    (and
        (equal ?OUT
            (ReverseFn ?IN))
        (equal ?LEN
            (StringLengthFn ?IN))
        (greaterThan ?LEN 1)
        (greaterThan ?N 0)
        (lessThan ?N ?LEN)
        (equal ?PIVOT
            (CeilingFn
                (DivisionFn
                    (SubtractionFn ?LEN 1) 2)))
        (equal ?NEW
            (AdditionFn
                (SubtractionFn ?PIVOT ?N) ?PIVOT))
        (equal ?S
            (SubstringFn ?IN ?N
                (AdditionFn 1 ?N))))
    (equal ?S
        (SubstringFn ?OUT ?NEW
            (AdditionFn 1 ?NEW))))
Media.kif 3068-3089

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


(=>
    (and
        (instance ?WORD Palindrome)
        (spellingInLanguage ?LANGUAGE ?WORD ?SYMBOLICSTRING))
    (equal ?SYMBOLICSTRING
        (ReverseFn ?SYMBOLICSTRING)))
Media.kif 3096-3101


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