Jip J. Dekker
fad1b07018
git-subtree-dir: software/minizinc git-subtree-split: 4f10c82056ffcb1041d7ffef29d77a7eef92cf76
10 lines
379 B
MiniZinc
10 lines
379 B
MiniZinc
predicate fzn_if_then_else_opt_bool(array[int] of var bool: c, array[int] of opt bool: x, var opt bool: y) =
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let { array[index_set(c)] of var bool: d; } in
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forall(i in index_set(c))
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(if i > min(index_set(c)) then
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d[i] = (not c[i-1] /\ d[i-1])
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else
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d[i] = true
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endif) /\
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forall (i in index_set(c)) (c[i] /\ d[i] -> y=x[i]);
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