9
votes
Accepted
Academic Licenses of Baron & Knitro
You can use BARON and Knitro for free from the NEOS Server. Also, you have the following options:
If you are in the first year of graduation, you can apply for a one-year free graduate student ...
- 8,185
7
votes
Linearize a product of an integer variable (not just binary) and a continuous variable?
The McCormick envelope is one possible approach. Another, if the domain of $y$ is not too large, is to use a type 1 Special Ordered Set. Assume that $y\in\lbrace 1,\dots,N\rbrace$. Replace $y$ with$$\...
- 28.9k
6
votes
Academic Licenses of Baron & Knitro
You can also download our Octeract Engine - it's free for students and academic staff and solves a superset of the problem types that BARON and KNITRO do (global optimality for non convex problems + ...
- 11.1k
5
votes
Academic Licenses of Baron & Knitro
You can download a 1 month trial licence of Knitro from Artelys website and ask for an extension if needed.
Artelys also offers free licenses for teaching programs.
2
votes
BARON Error: variables/rows fixed as scaled bounds too close
BARON is having trouble finding a feasible local solution.
The $0.100000E+52$ number is the default number used before the first feasible solution is found.
The word "scaled" can be misleading here, ...
- 11.1k
1
vote
Accepted
Large MINLP problem, searching for solver, tried BARON, ANTIGONE, DICOPT
If a deterministic global optimisation solver (such as Baron) reports a local solution, that solution is reliable. If the solver is terminated prematurely, the global solver will return the best ...
- 11.1k
1
vote
Model Simulation in PYOMO
By reading your edited question, I think you are trying to get feasible solutions(values for the variables that satisfy the system of equations). If it's true, you can simply fix the objective ...
- 8,185
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