Jip J. Dekker
fad1b07018
git-subtree-dir: software/minizinc git-subtree-split: 4f10c82056ffcb1041d7ffef29d77a7eef92cf76
17 lines
665 B
MiniZinc
17 lines
665 B
MiniZinc
predicate fzn_table_int_opt(array[int] of var opt int: x, array[int, int] of opt int: t) =
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let {
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int: l = min(index_set(x)),
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int: u = max(index_set(x)),
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int: lt = min(index_set_1of2(t)),
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int: ut = max(index_set_1of2(t)),
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var lt..ut: i,
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array[l..u, lt..ut] of opt int: t_transposed =
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array2d(l..u, lt..ut, [ t[k,j] | j in l..u, k in lt..ut ])
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} in forall(j in l..u) (
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% Having the variable index component at the left position
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% means that the nD-to-1D array translation during Mzn-to-Fzn
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% will generate at most an offset constraint, instead of a
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% scaling + offset constraint.
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t_transposed[j,i] ~= x[j]
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);
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