释义 |
rational function noun[ C ] mathematics specializeduk /ˌræʃ.ən.əl ˈfʌŋk.ʃən/ us /ˈræʃ.ən.əl ˌfʌŋk.ʃən/ a function(= a quantity whose value depends on other values) that can be written as a fraction in which one polynomial(= a number or mathematical symbol, or the result of adding or subtracting two or more numbers) is divided by another polynomial: 有理函数 First we consider the problems whose solutions are rational functions of the parameters.首先我们考虑那些解是参数的有理函数的问题。 This shows that F is a non-constant rational function. To add and subtract rational functions, you follow the same principles as arithmetic, but you need to take special care of signs. Such a change is always given by a rational function. SMART Vocabulary: related words and phrases Terms for numbers -handed additive inverse aliquot common denominator common factor common multiple exponent fold fortyfold fourfold GCF hundredfold reciprocal recurring recurring number remainder response variable twentyfold twofold weighting
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