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Benchmarks for decision programming on different kinds of influence diagrams. Here are some ideas on what to measure:
- Hard lower bound versus soft lower bound with the positive path utility for p…
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I am trying to run and optimization problem using Gurobi with JuMP 0.18. However the model fails with the following error:
```julia
Assertion error: rowub[i]< posinf
in solve at JuMP\I7whV\src\so…
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For Benders decomposition, extreme rays need to be retrieved from unbounded sub-problems to add feasibility cuts to the master problem. However, the example on Benders decomposition from Pyomo https:/…
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Some MILP solvers support computing multiple solutions (called *solution pool*) to a given MILP problem, but Sage lacks the ability to retrieve more than one solution from the solver (the existing `…
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Possibly an issue with GRB_ENV: https://github.com/jump-dev/Gurobi.jl
Except it isn't. And it's Gurobi specific, since I don't have this problem with Ipopt and I didn't have it with COSMO.
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Description:
I am working on a problem where I need to create constraints with a right-hand side that has two indices, as shown in the following formulation:
$$
\sum_j c_j y_{ij} \le b_{ij} \qu…
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The following code
```python
import dingo
dingo_model = dingo.MetabolicNetwork.from_sbml("ext_data/e_coli_core.xml")
sampler = dingo.PolytopeSampler(dingo_model)
samples = sampler.generate_stead…
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Currently, CPLEX is the only supported LP solver. This limits the usefulness a lot. Supporting free and possibly open source LP solvers would make it useful for far more people.
Consider:
- http…
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Hello,
When following the instruction to install the package I encounter an error during the install step. This is the following error message:
```
> system("R CMD INSTALL ROI.plugin.gurobi_0.0…
ggsdc updated
7 years ago
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A user is looking for Gurobi parameter [InfUnbdInfo](https://www.gurobi.com/documentation/current/refman/infunbdinfo.html) which seems to be new in version 11 but not supported yet in AMPL's `gurobi_o…