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单词 RealFunction
释义

real function


A real function is a functionMathworldPlanetmath from a subset of to .Without imposing extra conditions, there is really not much one can say about realfunctions. Therefore, the usual procedure is to select some subclass of realfunctions according to some criterion such as differentiability or integrabilityand focus attention on this subclass. There follows a list of such criteria:

  • elementary functionMathworldPlanetmath

  • increasing function, decreasing function

  • positive function, negative function

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更新时间:2025/5/4 4:49:30