﻿功能:对数据取余切

格式:Cot(a)

说明:a为数据或者矩阵变量,当为矩阵变量时,返回值是对矩阵变量里的每一个数据进行Cot操作.

例子:

a =
[ 81.0584302903425  29.9914719210898  13.0980012533711
  40.3741032538815  16.6652978941171  73.1724848380184 ]

cot(a)//按回车键
ans =
[ -1.3919522473596  -0.1473954190010  1.70036349361428
  -1.9853185158366  0.70408407825534  0.76803273393896 ]