| 单词 | Secant Number |
| 释义 | Secant NumberA number, more commonly called an Euler Number, giving the number of Odd Alternating Permutations. The term Zag Number is sometimes also used. See also Alternating Permutation, Euler Number, Euler Zigzag Number, Tangent Number |
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数学辞典收录了8975条数学词条，基本涵盖了常用数学知识及数学英语单词词组的翻译及用法，是数学学习的有利工具。