### Combinatorial constraint satisfaction and optimization

Problem I created a set of polygons based on bag of plane intersection. Now I try to create the...

### Confusion regarding model.optimize() and model.feasRelaxS(1, True, False, True) output

I have modeled the MILP problem. When executed the code m.Optimize() Output looks like...

### How to specify a multiplication in the objective function of a Sage mixed integer linear program?

I want to represent this in Sage as an objective function of a mixed integer linear program But...

### Gurobi Python: Does the code satisfy the constraint?.

I am trying to write the constraints as shown in the image, But can't able to achieve the desired...

### Python Gurobi: Cannot add constraints to the model

can somebody correct me what's wrong in this code?. I am trying to write the constraint as shown...

### Is Microsoft Solver Foundation discontinued?

We have a Linear Programming Problem. Currently we are solving this problem with Simplex method in...

### Pulp & coin-or-cbc: What are the meaning of SOS weights?

When defining a mixed integer linear programming problem using pulp, one may define sos like...

### Searching for MILP constraint to prevent alternation of integer variable

Here is precisely my case: Let's assume a variable x[t] which is a NonNegativeInteger smaller or...

### Constrain the maximum allocation size using Mixed Integer Programming

I have 2 facilities, each has a pipeline and installation cost. I also have 16 customers to be...

### Defining multiple logical OR constraints in PuLP MIP

Say, I have a set of binary variables like so: ht = {} for t in range(100): ht[t] =...

### How can I augment this MILP by using equations with IFF conditions as cuts in GAMS?

So I am trying to implement an algorithm in GAMS by augmenting a master problem with cuts after...

### Minimize the maximum in Julia JuMP

So I've combed through the various websites pertaining to Julia JuMP and using functions as...

### Vehicle Routing with Pickup and Dropoffs with MIP

I am trying to solve a Vehicle Routing Problem with multiple pickups and dropoffs with multiple...

### PULP Minimize costs and deviations/errors constraints

I have an LP in python that includes the following code: Objective Function: model =...

### Stopping MATLAB's intlinprog early

How can I exit intlinprog at the "Branch and Bound" stage when fval and/or the relative gap no...

### R: ompr package constraints

I am using ompr package in R to solve an omptimization problem. The optimization problem in written...

### Why is MIP infeasible when cplex presolve is ON?

I am using the cplex callable library (version 12.6.3) in a c++ program to solve a Mixed Integer...

### How to write the condition in between some part of total content and single largest item's content in Linear Programming

Am trying to solve an optimization problem with Python pulp. Following is my basic LP model. prob...

### Formulate square of a function in Mixed Integer Linear Programming using pulp

I have a linear equation Ax = b. I am trying to minimize (Ax-b)^2 using pulp in Python. Dimensions...

### Solving system of linear equations with variables taking binary values

I am trying to solve a system of linear equations where the variables take binary values import...

### Python Mixed Integer Optimization

I'm new to mixed integer optimization problem. Currently, I'm using pulp python interface with...

### Setting priority branching through pyomo for Baron solver

I am using Pyomo in Python together with the MINLP solver 'BARON'. I have achieved to get it...

### How to add integer cut to MILP constraints to find alternative optimal solutions?

I am solving an MILP optimization with binary variables in MATLAB in which I want to find more than...

### Implement an incremental optimization for MILP

I am trying to implement an incremental optimization where I can feed my MILP model with new...

### How to obtain iterations and runtime of the Feasibility Pump from the Coin-OR Framework

I have programmed an algorithm that finds feasible points for mixed-integer convex optimization...

### Gurobi Python: show n best Solutions of MILP

I am trying to not only get the optimal solution of my MIP, but the 5 best solutions. I know, how...

### Mixed integer programming for parameter estimation in R

I am looking to find a good way to find the optimum parameter for a linux program using R. It...

### Weighted Bin Packing/Knapsack optimization

I'm struggling to categorise a problem that I'm working on, which means that I haven't been able to...

### Java Cplex getting a Heuristics Solution

I am trying to find a good enough solution for a MIP written in Java and solved by CPLEX. Since it...

### Get marginal values (dual) for constraints in Pyomo MIP

I want to access dual variables for a MIP problem developed in python with Pyomo. To my...