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Questions - pyscipopt

writeBestSol method not working in pyscipopt

I want to get a solution of one optimization problem, and use it to warm start another problem. from pyscipopt import Model model = Model("Example") x = model.addVar("x") y = mode...
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optimal-br

python

scip

pyscipopt

Votes: 0

Answers: 1

Latest Answer

This error points to a general issue while writing the file. It's not possible to diagnose this further without additional information. Did you verify that you can write to the current directory? Is t...
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mattmilten

Implementing multiple branching rules in the same branch and bound tree in PySCIPOpt

I would like to implement a custom branching rule initially (for a few nodes in the top of the tree), and then use Scip's implementation of vanilla full strong branching rule (or some other rule like ...
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optimal-br

python

scip

pyscipopt

Votes: 0

Answers: 1

Latest Answer

I believe you can achieve this effect. SCIP has several branching rules and executes them one by one according to their priorities until one of them produces a result. The default rule "relpscost...
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hfhc2

Setting constraints with variables as exponents in PySCIPOpt

I want to solve an MINLP problem with SCIP in Python and therefore use PySCIPOpt. I already introduced the variables, the objective function, and set the constraints (as far as it was possible, given ...
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LukPau

scip

exp

pyscipopt

Votes: 0

Answers: 1

Latest Answer

I believe you can model this with PySCIPOpt, by taking into account that Which for your exponential yields So I think your constraint can then be modeled like this: model.addCons( x_1 * x_2 * (exp((...
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J. Dionisio

How to get pyscipopt running on macOS

I am trying to install pyscipopt from the SCIP Optimization Suite in order to use SCIP solver in Python. I already downloaded SCIP Optimization Suite from the SCIP Website. Unfortunately, my mac termi...
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LukPau

python

scip

pyscipopt

Votes: 0

Answers: 3

Latest Answer

Judging from the error in your screenshot (scip.h not found) it is very likely that you did not specify the SCIP installation directory correctly or did not install SCIP correctly. The easiest way to ...
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mattmilten

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