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dekker.one
1include "disjunctive_strict.mzn";
2include "fzn_disjunctive.mzn";
3include "fzn_disjunctive_reif.mzn";
4
5/** @group globals.scheduling
6 Requires that a set of tasks given by start times \a s and durations \a d
7 do not overlap in time. Tasks with duration 0 can be scheduled at any time,
8 even in the middle of other tasks.
9
10 Assumptions:
11 - forall \p i, \a d[\p i] >= 0
12*/
13predicate disjunctive(array[int] of var int: s,
14 array[int] of var int: d) =
15 assert(index_set(s) == index_set(d),
16 "disjunctive: the array arguments must have identical index sets",
17 if (lb_array(d) > 0) then
18 disjunctive_strict(s,d)
19 else
20 fzn_disjunctive(s,d)
21 endif
22 );