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I'm trying to follow the instructions at https://opam.ocaml.org/blog/opam-2-2-0-alpha2/ to install opam 2.2 on Windows (as there didn't seem to be any Windows binaries at https://github.com/ocaml/opam…
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We would like to support CVRP without time windows. This is currently possible as a special case but inefficient due to unnecessary TWData checks. We should see if we can have a special entrypoint fun…
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**What version of OR-Tools and what language are you using?**
Version: 9.6.2534
Language: Python
**Which solver are you using (e.g. CP-SAT, Routing Solver, GLOP, BOP, Gurobi)**
Routing Solver
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@eladsal informed me of a paper by Olivier Piller et al. presented at last month's WDSA-CCWI conference that gave an example of EPANET 2.2 finding the wrong solution for the network shown below:
![…
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Hello there,
whenever I call the solve method, e.g. prob.solve(), I get this error. See below for more details
TypeError Traceback (most recent call last)
in
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Dear,
When I run the algorithm hereunder, I get the following error:
_File "/Users/erikdekuyffer/.conda/envs/Test_2/lib/python3.9/site-packages/vrpy/vrp.py", line 252, in solve
self._init…
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Version: v9.4
`ctest -j8 ...`
```
[ 157s] 228/253 Test #210: python_python_prize_collecting_vrp_sat .....................................***Failed 19.31 sec
[ 157s] Num nodes = 40
[ 157…
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Hi,
Is is possible to combine with milp solver? such as comercial solver gurobi,cplex or open source solver scip,cbc and so on.
I see your project OR-Analysis which are solving VRPSPDMS-H proble…
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System: Windows 11 Pro 21H2
Core: i7 12700H
Python:3.9
Gurobi:9.5.2
When I write `prob.solve(cspy=False,solver='gurobi')`, it stuck at the iteration 0, however, when I use `prob.solve()`, it can i…
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hi, I installed this package and tried the example code, but the output seems to be a tsp result. Could you please help me out?
the example code is as follow:
'import requests
import lkh
problem…