|  |  D.14.1.6 varMat Procedure from libraryarr.lib(see  arr_lib).
 
Example:Usage:
varMat(v); v intvec
Return:
[matrix] M containing the corresponding ring_variables
 See also:
 arrLastVar;
 arrSwapVar;
 varMat;
 varNum.|  | LIB "arr.lib";
ring R = 0,(x(1..6)),dp;
intvec v = 2,4,6;
varMat(v);
==> _[1,1]=x(2)
==> _[2,1]=x(4)
==> _[3,1]=x(6)
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