User LarrySnyder610

45 votes

Counter-intuitive results in OR

answered Jun 16, 2019 at 13:19

37 votes

Accepted

In an integer program, how I can force a binary variable to equal 1 if some condition holds?

answered May 31, 2019 at 2:36

32 votes

What are the main differences between Operations Research in the academic world, in the enterprise world and in the government world?

answered Jun 9, 2019 at 21:22

26 votes

Accepted

How to formulate (linearize) a maximum function in a constraint?

answered Jun 24, 2019 at 4:03

25 votes

Accepted

What's the difference between Lagrangian relaxation and Lagrangian decomposition?

answered Jun 5, 2019 at 23:43

25 votes

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What is the "big-M" method? And are there two of them?

answered Jun 2, 2019 at 2:19

22 votes

Accepted

What kind of optimization problems are solved most often in practice?

answered May 18, 2020 at 20:18

21 votes

Accepted

Does the problem of P vs NP come under the category of Operational Research?

answered Aug 2, 2019 at 15:15

19 votes

Accepted

Ordered list of OR journals

answered Jun 25, 2019 at 2:28

19 votes

Machine learning and operations research projects

answered Jul 10, 2019 at 13:27

16 votes

Great Unsolved Problems in O.R

answered Jul 10, 2019 at 13:52

16 votes

What do solvers like Gurobi and CPLEX do when they run into hard instances of MIP?

answered Sep 17, 2019 at 1:34

15 votes

Variable fixing based on a good feasible solution

answered Oct 4, 2019 at 13:37

15 votes

How to determine the correct level of detail when modelling?

answered Jun 22, 2019 at 1:43

15 votes

Application of complex numbers in Linear Programming?

answered Jun 18, 2019 at 2:13

15 votes

Recommended books/materials for practical applications of Operations Research in industry

answered Jun 2, 2019 at 1:34

15 votes

Accepted

In an integer program, how can I “activate” a constraint only if a decision variable has a certain value?

answered May 31, 2019 at 15:33

15 votes

Accepted

How to handle real-world (soft) constraints in an optimization problem?

answered Jun 10, 2019 at 12:19

15 votes

Accepted

Difference between stochastic optimization and robust optimization

answered Jun 28, 2020 at 20:33

14 votes

How can I best handle symmetries in my MIP?

answered Jun 1, 2019 at 0:36

14 votes

How to linearize min function as a constraint?

answered Aug 5, 2019 at 23:49

13 votes

Difference between "Optimization" and "Constrained Optimization"?

answered Sep 11, 2019 at 1:34

13 votes

Accepted

references on the empirical study on the practice of OR

answered Jul 11, 2019 at 16:31

12 votes

How do I access the value of a variable in PuLP?

answered Jun 25, 2019 at 20:34

12 votes

Is my approach to my internship project good? Optimal allocation of product across stores, constrained optimization

answered Jun 26, 2019 at 3:33

12 votes

Accepted

How to linearize a constraint with a maximum or minimum in the right-hand-side?

answered Jun 1, 2019 at 11:23

12 votes

How to innovate in OR

answered Jul 31, 2019 at 13:51

12 votes

Accepted

How to formulate problems in the language of mathematical programming?

answered Jan 29, 2020 at 15:21

11 votes

Is there a SQL/English like language that lets you define formulations given some data?

answered Aug 12, 2019 at 18:15

11 votes

I've formulated my optimization model; now what?

answered Sep 21, 2019 at 1:08

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101 Answers

Counter-intuitive results in OR

In an integer program, how I can force a binary variable to equal 1 if some condition holds?

What are the main differences between Operations Research in the academic world, in the enterprise world and in the government world?

How to formulate (linearize) a maximum function in a constraint?

What's the difference between Lagrangian relaxation and Lagrangian decomposition?

What is the "big-M" method? And are there two of them?

What kind of optimization problems are solved most often in practice?

Does the problem of P vs NP come under the category of Operational Research?

Ordered list of OR journals

Machine learning and operations research projects

Great Unsolved Problems in O.R

What do solvers like Gurobi and CPLEX do when they run into hard instances of MIP?

Variable fixing based on a good feasible solution

How to determine the correct level of detail when modelling?

Application of complex numbers in Linear Programming?

Recommended books/materials for practical applications of Operations Research in industry

In an integer program, how can I “activate” a constraint only if a decision variable has a certain value?

How to handle real-world (soft) constraints in an optimization problem?

Difference between stochastic optimization and robust optimization

How can I best handle symmetries in my MIP?

How to linearize min function as a constraint?

Difference between "Optimization" and "Constrained Optimization"?

references on the empirical study on the practice of OR

How do I access the value of a variable in PuLP?

Is my approach to my internship project good? Optimal allocation of product across stores, constrained optimization

How to linearize a constraint with a maximum or minimum in the right-hand-side?

How to innovate in OR

How to formulate problems in the language of mathematical programming?

Is there a SQL/English like language that lets you define formulations given some data?

I've formulated my optimization model; now what?