天 景
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Latest activity by 天 景
天 景 commented,
Hi Mario, I expect to construct a continuous 2D shape as the boundary.The original problem can be abstracted as specifying the starting point coordinates and the number of inflection points ...

天 景 created a post,
Generate non intersecting line segments within a polygon
Awaiting user inputHi,Expect to generate a line segment within the polygon that does not intersect with its boundaries (the polygon may be non convex). I tried to build a constraint model using geometric methods, giv...

天 景 commented,
Thank you Mario Ruthmair

天 景 commented,
Hi Mario, Thank you for your reply. Regarding the actual scenario, I have another question. According to common sense, if I provide enough vehicles, then 100% of the customer's time can be met (at ...

天 景 created a post,
VRPTW BIGM problem
AnsweredHi,When I referred to Ruthmain's code to learn the VRPTW problem, I used the BIGM scheme. Even if maxNumVehicles is set to a large value after numCustomers>141, the model still has no solution. IIS...