Questions tagged [integer-variable]

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How to identify constraints that make problem not solvable in polynomial time?

I am reading this paper, available for free viewing, which contains an example of job shop scheduling, shown below. The details of the variable definitions, etc., can be found in the paper, but it's ...
somewhere's user avatar
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Using binary variable or integer variable in Constraint Programming (CP)?

I am trying to solve an assignment problem by Constraint Programming (CP). Let us consider a task assignment problem that have $|M|$ tasks and $|N|$ machines, each task has different processing time ...
Penghui Guo's user avatar