Jip J. Dekker
f2a1c4e389
git-subtree-dir: software/mza git-subtree-split: f970a59b177c13ca3dd8aaef8cc6681d83b7e813
24 lines
949 B
MiniZinc
24 lines
949 B
MiniZinc
predicate bool_clause_reif(array[int] of var bool: p, array[int] of var bool: n, bool: c) =
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if c then
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bool_clause(p, n)
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else
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forall([not x | x in p] ++ n)
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endif;
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predicate bool_clause_reif(array[int] of var bool: p, array[int] of var bool: n, var bool: c) =
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c = ( sum(i in index_set(p))( bool2int(p[i]) )
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- sum(i in index_set(n))( bool2int(n[i]) )
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+ length(n)
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>= 1
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);
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predicate array_int_minimum(var int: m, array[int] of var int: x) =
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array_int_minimum_I( m, [ x[i] | i in index_set(x)]);
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predicate array_int_maximum(var int: m, array[int] of var int: x) =
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array_int_minimum_I(-m, [-x[i] | i in index_set(x)]);
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predicate array_float_minimum(var float: m, array[int] of var float: x) =
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array_float_minimum_I( m, [ x[i] | i in index_set(x)]);
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predicate array_float_maximum(var float: m, array[int] of var float: x) =
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array_float_minimum_I(-m, [-x[i] | i in index_set(x)]);
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