﻿功能:判断矩阵当中是否包含非数字

格式:IsNaN(a1,a2,a3,……,an)

说明:a1,a2,a3,……,an为矩阵变量,程序最后返回一个1*n的矩阵变量,当中的返回值分别对应a1,a2,a3,……,an.如果值为1则表示包含非数字,为0则不包含

例子:

a =
[ 99.0000000000000    15.0000000000000    93.0000000000000    26.0000000000000
  11.0000000000000    39.0000000000000    50.0000000000000    86.0000000000000
  22.0000000000000    85.0000000000000    74.0000000000000    64.0000000000000
  100.000000000000    23.0000000000000    55.0000000000000    80.0000000000000 ]
b =
[ 99.0000000000000    15.0000000000000    93.0000000000000    26.0000000000000
  11.0000000000000    39.0000000000000    50.0000000000000    86.0000000000000
  22.0000000000000   -85.0000000000000   -74.0000000000000    64.0000000000000
  100.000000000000    23.0000000000000    55.0000000000000    80.0000000000000 ]
c=Sqrt(b);
x=IsNaN(a,c)//回车得到如下结果
x =
[ 0.00000000000000    1.00000000000000 ]