|  |  D.15.23.24 image Procedure from librarymodules.lib(see  modules_lib).
 
Example:Usage:
image(M); M a Matrix
Return:
Module, the image of M
 |  | LIB "modules.lib";
ring r;
matrix m[2][2]=x,y2,z,xz;
Matrix M=m;
M;
==>     {1}  {2}
==> {0}   x   y2
==> {0}   z   xz
==> 
image(M);
==> image | x y2 |
==>       | z xz |
==> 
==> 
 | 
 
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