- N : set of nurses considered on this
exercise;
- NR : set of responsible nurses;
- J : set of days of the period (28 days in our
example with j = 1 referring to a Sunday and
j = 28 to the last Saturday);
- K : set of shifts for each day (8 hours each
in both cases: Night, Day, and Evening).
Parameters:
- Fij: the typical schedule of the nurse i
expressed as a vector of 0 (no work) and +1
(work) for each day j;