RobPratt's user avatar
RobPratt's user avatar
RobPratt's user avatar
RobPratt
  • Member for 4 years, 10 months
  • Last seen this week
  • NC, USA
5 votes
Accepted

Modelling if elif else conditions as MIP

6 votes

Binary variable constraint

3 votes

Set null the next set of N values

6 votes
Accepted

How to partition a giant tour into feasible routes?

6 votes

Is this constraint with an indicator function nonlinear?

5 votes
Accepted

How to solve a "nearly" linear program

4 votes
Accepted

Correct way to set a quadratic constraint Xpress

7 votes
Accepted

Summation of Binary Variables Pushing a Binary Variable

3 votes

Prove that a structure related to 1-tree is a matroid?

7 votes
Accepted

Help me reproduce this tableau from the 'Integer Programming' book

3 votes

How to express this constraint efficiently?

4 votes
Accepted

Bellman Equation for nonlinear model

4 votes

How to model the following "if, then" constraint

6 votes
Accepted

Multiple absolute values with multiple variables in an LP

1 vote

Homework Problem – Help Formulating Constraints

6 votes
Accepted

MIP constraint with sum of decision variables having certain value : $\sum_{i=1}^nx_i = 2 \implies \delta = 1$

2 votes

A sum with a product-penalty

2 votes
Accepted

Automatic Reformulation Tools For AML Programs

7 votes
Accepted

If/then constraint formulation

4 votes
Accepted

Is not the substitution method supposed to reduce the computation cost?

5 votes
Accepted

Expressing inner product of binary variables in MIP

8 votes
Accepted

How to find the index of the item, the first time appears?

11 votes
Accepted

How to transform a logical constraint with integer variables?

4 votes
Accepted

Optimization problem with if condition as constraint

11 votes
Accepted

Constrained optimization of a sum

4 votes
Accepted

How to add batch constraint to an optimization problem

6 votes
Accepted

Binary variable constraint for condition

3 votes
Accepted

Conditional constraint for binary variables

1 vote
Accepted

How to model this?

6 votes
Accepted

Binary variables constraint

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