Subjects running simultaneously

Started by rachelle, December 17, 2020, 10:35:30 PM

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rachelle

Hello,

I'm trying to get a Year 10 Elective to run at the same time as a senior block of subjects but have tried many methods; through grouping, through max/min simultaneous. I've tried making both at a set time but that seems to really screw up the timetable. Maybe there is another constraint I haven't used?

Do you have any suggestions please?

Terrific software by the way. Thank you for your generosity in making it open source. I'll get my school to make a donation

Thanks,

Rachelle

Liviu Lalescu

#1
Hello, Rachelle,

Thank you for your kind thoughts!

There is the constraint activities same starting time. This is very strong and makes exactly the same pair of Year 10 Elective - senior -> one activity from each one at the same time.

I think you need a constraint activities occupy max time slots from selection. If the activities of Y10-E have 18 hours and of senior have 18 hours, select all these activities, select all slots of the week (with X or with red), max occupied = 18. If they have a different number of hours, say 18 and 16, put the maximum of these two (18) as the max occupied slots.

You can also read the help of that constraint (you have a Help button in the dialog there).

Maybe you can send us/me some timetables/files, for more details.