MATLAB: Undefined function of ‘luinc’ for input arguments of ‘double’ type

undefined luinc

 Matlab R2014b on Win7 x64
>> load west0479;
>> S=west0479;
>> [L,U,P]=luinc(S,'0');
未定义与 'double' 类型的输入参数相对应的函数 'luinc'。

undefined function of 'luinc' for input arguments of 'double'type

Have you tried

ilu

instead of

luinc

I believe that MATLAB 2014 does not have luinc.