Scholar - Badge - Operations Research Stack Exchange

Scholar

Ask a question and accept an answer.

Awarded 801 times.

Convexity of p power of the q norm (0<p<1, q>1)

Awarded 2 days ago

Piko Mone

232 bronze badges

Is there a way to find out which original constraints are violated when a feasibility cut is generated in benders?

Awarded 2 days ago

Arctic_Skill

1618 bronze badges

Starting with HiGHS

Awarded 2 days ago

Erin Walter

31 bronze badge

Need help writing a metaheuristic problem

Awarded Dec 7 at 8:11

slow_learner

1135 bronze badges

MIP formulation for a lower semi-continuous function

Awarded Nov 30 at 17:12

Di Al

31 bronze badge

Workforce scheduling problem

Awarded Nov 30 at 17:12

SDC

133 bronze badges

dantzig-wolfe decomposition

Awarded Nov 29 at 11:04

Tegh

31 bronze badge

Will adding this constraint help my model?

Awarded Nov 24 at 16:22

abcd

333 bronze badges

How to validate a Gurobi academic license remotely via ssh SOCKS proxy?

Awarded Nov 15 at 22:10

Neal Young

1697 bronze badges

GLPK solver with Pyomo, not recognizing infeasibility

Awarded Nov 12 at 15:51

Prasanna

434 bronze badges

Implementing linear programming algorithms

Awarded Oct 30 at 20:34

Emanuel

32 bronze badges

Primal-Dual Simplex Algorithm

Awarded Oct 30 at 0:43

Lin Sen

254 bronze badges

"GLPK: No Primal Feasible Solution" for Travelling Salesman Problem (Dantzig–Fulkerson–Johnson formulation)

Awarded Oct 26 at 20:10

satk0

1235 bronze badges

Successive approximation in negative dynamic programming

Awarded Oct 26 at 12:35

Resting Platypus

31 bronze badge

Question about IIS output in Pyomo, Gurobipy

Awarded Oct 26 at 0:10

CangWangu

274 bronze badges

Non-proprietary (Python friendly) alternatives to Cplex and Gurobi

Awarded Oct 25 at 7:27

Cbhihe

1234 bronze badges

Google-OR Tools: Assignment minimizing overlapping members

Awarded Oct 22 at 13:19

James Kolpack

1135 bronze badges

Best way to approach box stacking problem

Awarded Oct 17 at 23:27

J. Doe

533 bronze badges

Is evolution algorithm suitable for combinatorial optimization problem

Awarded Oct 17 at 10:35

Elam Harnish

534 bronze badges

How to get hypervolume calculation for Pareto Front in python?

Awarded Oct 17 at 8:11

BSplitter

1134 bronze badges

Does OptaPlanner give equally good results when comparing with commercially available MIP solvers?

Awarded Oct 15 at 6:01

LSG

1233 bronze badges

PuLp is ignoring all of the constraints given to it

Awarded Oct 10 at 17:56

Josh Smith

133 bronze badges

Discrete point inside a polygon formed by set of vertices

Awarded Oct 2 at 17:56

Ken Adams

335 bronze badges

how to linearize if-then when having an operand?

Awarded Oct 2 at 7:26

Hemfri

336 bronze badges

Scheduling next shift such its not within X hours of previous shift

Awarded Sep 28 at 0:26

user12443

31 bronze badge

Matrix lookup modelling variants

Awarded Sep 27 at 20:27

Christian

1133 bronze badges

Can I define constraints in Pyomo as a list?

Awarded Sep 27 at 13:45

Jose_Peeterson

3492 silver badges10 bronze badges

OR-Tools CP-SAT solver: is it possible to name a constraint like in GUROBI

Awarded Sep 25 at 19:21

Issouf

556 bronze badges

Finding a starting ellipsoid and a minimum volume to approximate a convex optimization problem

Awarded Sep 19 at 11:46

eden hartman

535 bronze badges

Formulation of binary constraint with the least binary variables for linear programming

Awarded Sep 18 at 12:26

Nicolas Kaiser

333 bronze badges

if else condition with multiple criteria in MIP

Awarded Sep 18 at 8:34

IEOR

133 bronze badges

How to reduce an LP problem already in its standard form?

Awarded Sep 18 at 8:34

andy

674 bronze badges

Optimization Problem with a Penalty Factor

Awarded Sep 16 at 7:50

Francesco

234 bronze badges

Is there any literature on constrained nonlinear optimization where constraint returns have to be queried from an oracle?

Awarded Sep 14 at 2:10

Shourya Bose

132 bronze badges

Evaluation of linear expression with docplex based on a solution

Awarded Sep 11 at 17:21

Nara

112 bronze badges

Knitro dimension of lambda for Hessian

Awarded Sep 9 at 21:56

Frank

135 bronze badges

Which solvers should I use to solve large, but extremely sparse LP problems with 100-500 thousand variables?

Awarded Sep 7 at 14:42

TobiR

1435 bronze badges

Exact algorithms for a bin packing problem

Awarded Sep 4 at 1:47

Ying

956 bronze badges

Question About Fritz John Theorem and Slater Constraint Qualification

Awarded Aug 31 at 23:36

Beerus

1231 gold badge1 silver badge5 bronze badges

Formulating assignment problem with people attributes that need to be balanced per assignment attribute in or-tools, CP-sat

Awarded Aug 29 at 5:36

Riezz

214 bronze badges

Binary Integer Programming Problem - Enforce Zeros on Certain Groups

Awarded Aug 25 at 14:18

user16668649

333 bronze badges

How to reduce this problem to linear programming one?

Awarded Aug 24 at 15:46

Moonwalker

1114 bronze badges

Compute overlapping time

Awarded Aug 18 at 11:17

Christopher Expósito Izquierdo

452 bronze badges

Modeling: How to force customers visit their NEAREST facility

Awarded Aug 16 at 7:31

Runfeng Yu

232 bronze badges

Persisting Subproblem Infeasibility Benders Decomposition

Awarded Aug 11 at 13:11

bcoulier

216 bronze badges

Can one strengthen the Lagrangian dual bound in column generation when there are multiple subproblems?

Awarded Aug 9 at 1:42

Инженер человеческих душ

632 bronze badges

How to linearize the multiplication by a binary decision variable?

Awarded Aug 7 at 8:46

KlaasR

233 bronze badges

How to do one octomino?

Awarded Aug 5 at 19:57

user9050

1195 bronze badges

Graph coloring problem redundant constraints

Awarded Jul 27 at 11:46

Dr.PB

1333 bronze badges

Assignment Problem - Students and teachers

Awarded Jul 25 at 19:17

nickh

1333 bronze badges

Get objective upper bound in a callback (cplex)

Awarded Jul 24 at 9:17

charles padinski

133 bronze badges

Team Orienteering Problem with Time Windows infeasible using CP-SAT solver in Google OR-Tool

Awarded Jul 20 at 19:56

orman

333 bronze badges

Set optimality gap for each goal objective in FICO XPRESS

Awarded Jul 18 at 21:33

user4168715

593 bronze badges

How to show that minimizing the epsilon-insensitive loss is equivalent to a quadratic program with inequality constraints?

Awarded Jul 17 at 16:46

ForceBru

1233 bronze badges

Simplest Quadratic Programming algorithm for teaching

Awarded Jul 12 at 16:42

Walton P. Coutinho

333 bronze badges

CPLEX violating constraints (CPLEX - version 12.10 - C++)

Awarded Jul 6 at 1:21

Juliana Dantas

233 bronze badges

Assignment problem with multiple precedence constraints

Awarded Jun 16 at 17:11

Christian

32 bronze badges

Seeking Help: Algorithm Recommendations for Inventory Data Adjustment

Awarded Jun 13 at 3:05

Blair Zhang

333 bronze badges

LP - How to model binary variable that indicates a switch

Awarded Jun 12 at 19:41

marvelfab12

13 bronze badges

Multi objective optimization is giving wrong results

Awarded Jun 9 at 9:15

MSS

1118 bronze badges

2 3 4 5

…

14 Next