| Equation(equation) | | equation |
| appearance as argument number 1 |
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| (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 |
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| (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 22342-22342 | Nonlinear equation is a subclass of equation |
| (termFormat ChineseTraditionalLanguage Equation "方程") | domainEnglishFormat.kif 22341-22341 | Nonlinear equation is a subclass of equation |
| (termFormat EnglishLanguage Equation "equation") | domainEnglishFormat.kif 22340-22340 | Nonlinear equation is a subclass of equation |
| consequent |
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| (<=> (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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