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KB Term:  Term intersection
English Word: 

  Equation

Sigma KEE - Equation
Equation(equation)equation

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


(documentation Equation EnglishLanguage "a mathematical statement that two expressions are equal.") engineering.kif 147-148
(lexicon Equation LexNoun "equation") engineering.kif 149-149
(subclass Equation Proposition) engineering.kif 150-150 Equation is a subclass of proposition

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


(subclass AlgebraicEquation Equation) engineering.kif 168-168 Algebraic equation is a subclass of equation
(subclass DifferentialEquation Equation) engineering.kif 154-154 Differential equation is a subclass of equation
(subclass LinearEquation Equation) engineering.kif 160-160 Linear equation is a subclass of equation
(subclass NonlinearEquation Equation) engineering.kif 164-164 Nonlinear equation is a subclass of equation
(termFormat ChineseLanguage Equation "方程") domainEnglishFormat.kif 22324-22324
(termFormat ChineseTraditionalLanguage Equation "方程") domainEnglishFormat.kif 22323-22323
(termFormat EnglishLanguage Equation "equation") domainEnglishFormat.kif 22322-22322

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


(<=>
    (instance ?X DifferentialEquation)
    (instance ?X
        (AttrFn Equation DifferentialAttribute)))
engineering.kif 155-157 An entity is an instance of differential equation if and only if the entity is an instance of the attr of equation and differential attribute
(=>
    (and
        (property ?OBJECT ?ATTRIBUTE)
        (instance ?ATTRIBUTE EquationAttribute))
    (or
        (instance ?OBJECT Equation)
        (instance ?OBJECT SetOfEquations)))
engineering.kif 211-217


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