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D.10.1.13 permute_L

Procedure from library brnoeth.lib (see brnoeth_lib).

Usage:
permute_L( L, P ); L,P either intvecs or lists

Return:
list obtained from L by applying the permutation given by P.

Note:
If P is a list, all entries must be integers.

Example:
 
LIB "brnoeth.lib";
list L=list();
L[1]="a";
L[2]="b";
L[3]="c";
L[4]="d";
intvec P=1,3,4,2;
// the list L is permuted according to P :
permute_L(L,P);
==> [1]:
==>    a
==> [2]:
==>    c
==> [3]:
==>    d
==> [4]:
==>    b
See also: AGcode_Omega; prepSV; sys_code.