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Operations Research
Johan Löfberg's user avatar
Johan Löfberg's user avatar
Johan Löfberg's user avatar
Johan Löfberg
  • Member for 5 years, 6 months
  • Last seen more than a month ago
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15
Can an integer optimization problem be convex?
Sep 20, 2019
answer
11
How can I model regression with an asymmetric loss function?
Sep 23, 2019
answer
8
How to deal with a decision variable in the objective function that depends on if-else conditions involving other decision variables?
Apr 27, 2021
answer
8
What does nonconvex multilinear mean?
Dec 17, 2021
answer
7
Modeling floor function exactly
Jun 17, 2019
answer
6
How do Quadratic Programming solvers handle variables without bounds?
Feb 17, 2021
answer
6
How to convexify log(convex) function?
Apr 14, 2021
answer
6
Matrix Singularity Constraint
Mar 26, 2021
answer
6
Index of element in MILP vector decision variable that equals 1
Mar 27, 2021
answer
6
Linearizing a quadratic function with more variables or not in Gurobi?
Apr 1, 2021
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17
Proof that a coordinate-wise convex function is convex?
8
Minimizing $\mathrm{trace}(S)+\mathrm{trace}(S^{-2})$ using CVX
8
Minimization of Frobenius Norm and Schur Complement
8
Can every semidefinite program be solved in polynomial time?
8
Are all convex optimization problems easy to solve?