“countable”的概念、定义、翻译、参考文献-科学参考

单词	countable
释义	countable Mathematics A set X is countable if there is a one-to-one correspondence between X and a subset of the set of natural numbers. Thus a countable set is either finite or denumerable. Some authors use ‘countable’ to solely mean denumerable. Statistics A set is countable if its members can be listed as a finite or infinite sequence, x₁, x₂,…. The rational numbers are countable, but the irrational numbers, even in a finite interval, are not.
随便看	Cauchy distribution Cauchy-Frobenius lemma Cauchy integral test Cauchy number Cauchy sequence Cauchy–Riemann equations Cauchy–Schwarz inequality Cauchy–Schwarz inequality for integrals Cauchy–Schwarz inequality for sums Cauchy’s formula for derivatives Cauchy’s integral formula Cauchy’s Integral Theorem Cauchy’s mean value theorem Cauchy’s Residue Theorem Cauchy’s test Cauchy’s Theorem(complex analysis) Cauchy’s Theorem(group theory) cauda caudal caudal vertebra caudal vertebrae caudillo Cauer filter cauldron-subsidence causal chain

科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。