| 单词 | proper fraction |
| 释义 | > as lemmasproper fraction proper fraction n. Mathematics a fraction whose magnitude is less than one, the numerator being lower in magnitude than the denominator. ΘΚΠ the world > relative properties > number > ratio or proportion > fraction > [noun] > numerator or denominator relationships improper fraction1552 proper fractiona1630 infinitesimal1706 complex fraction1827 a1630 H. Briggs Logarithm. Arithm. (1631) 2 The Log. of proper fractions is Defective. 1766 J. Mair Arithm., Rational & Pract. I. ix. 240 If any number be divided by a proper fraction, the quot [sc. quotient] will be greater than the dividend. 1854 Proc. Royal Soc. 7 377 Up to certain limiting values of α the fraction is a proper fraction. 1991 Personal Computer World Feb. 226/1 Given a proper fraction P/Q..express it as a sum of unit fractions. < as lemmas |
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