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D.14.8.4 complement
Procedure from librarysets.lib (see sets_lib).
- Usage:
- complement(N,M); N,M sets
- Return:
- Set, the complement of the set N in M
LIB "sets.lib";
list l =1,2;
list j =1,2,3,4;
Set N=l;
Set M=j;
N;
==> {2; 1}
==> Set with 2 elements
==>
M;
==> {4; 3; 2; 1}
==> Set with 4 elements
==>
complement(N,M);
==> {3; 4}
==> Set with 2 elements
==>
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