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If I call HiGHS from C++, I obtain the following crash:
assert "static_cast(row) < solution.row_value.size()" failed
GDB log shows the call-stack, as well that indeed the assert is wrong.
How…
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```
d = boolvar()
p = boolvar()
i == intvar(1,8)
Model((p == d) == i).solve('gurobi')
```
It does not matter if d or p are bool or int, but when i is int, this crashes.
Found because add so…
Wout4 updated
5 months ago
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**What version of OR-Tools and what language are you using?**
Version: main (9.9.3883) and 9.8.3309
Language: Python
**Which solver are you using (e.g. CP-SAT, Routing Solver, GLOP, BOP, Gurobi)*…
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**What version of OR-Tools and what language are you using?**
Version: main
Language: Python
**Which solver are you using (e.g. CP-SAT, Routing Solver, GLOP, BOP, Gurobi)**
NA
**What operatin…
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Is there any interest in expanding the ability for external/unofficial distribution / packaging of drake?
It does not seem to be a part of #14695, but I also imagine it's not a priority for the tea…
ixil updated
3 months ago
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Hello, may I ask which python script this gif image is generated by running? I see that all script codes do not reference utils to generate images.
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作者您好!
请问您在代码中是否使用了gurobi求解器?我是一名研一学生,水平有限,只发现代码中使用了IPOPT。
谢谢!
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In many use cases it might not (computationally) be desirable to solve a (M)IP to a optimal solution, particular so for problem formulations with large number of constraints where it can occur quite o…
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**What version of OR-Tools and what language are you using?**
Version: v9.8
Language: FlatZinc
**Which solver are you using (e.g. CP-SAT, Routing Solver, GLOP, BOP, Gurobi)**
cp-sat
**What …
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The following works:
```julia
julia> model=Model();
julia> @variable(model,x);
julia> @variable(model,y,Bin);
julia> @constraint(model, y => {x == 0});
julia> write_to_file(model,"test.lp")
```…