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Gurobi Optimizer Reference Manual
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  • Optimizer Reference Manual

Concepts

  • Modeling Components
    • Variables
    • Constraints
    • Objectives
    • Tolerances and Ill Conditioning
  • API Usage
  • Environments
    • Session boundaries
    • Configuration parameters (Empty environment)
    • Algorithmic parameters
    • Concurrent environments
    • Multi-objective environments
  • Attributes
    • Attribute Types
    • Attribute Examples
  • Parameters
    • Parameter Groups
    • Parameter Guidelines
    • Parameter Examples
  • Logging
    • Header
    • Simplex Logging
    • Barrier Logging
    • Sifting Logging
    • MIP Logging
    • Solution Pool and Multi-Scenario Logging
    • Multi-Objective Logging
    • Distributed MIP Logging
    • IIS Logging
  • Numerical Issues
    • Avoid Rounding of Input
    • Real Numbers are not Real
    • Tolerances and User-Scaling
    • Does my Model have Numerical Issues?
    • Solver Parameters to Manage Numerical Issues
    • Instability and the Geometry of Optimization Problems
    • Source Code Examples:

Features

  • PDHG on GPU (alpha release)
  • Batch Optimization
  • Callbacks
  • Concurrent Optimization
  • Distributed Optimization
  • Gurobi Instant Cloud
  • Infeasibility Analysis
  • Multiple Objectives
  • Multiple Scenarios
  • Nonlinear Constraints
  • Parameter Tuning Tool
  • Recording API Calls
  • Solution Pool

Reference

  • Release Notes for Gurobi 12.0
    • Additions, Changes and Removals
    • Supported Platforms
    • Fixed Issues in this Release
    • Known Issues in this Release
  • C API
    • Overview
    • Environment Creation and Destruction
    • Model Creation and Modification
    • Model Solution
    • Model Queries
    • Input-Output
    • Attribute Management
    • Parameter Management
    • Monitoring Progress - Logging and Callbacks
    • Modifying Solver Behavior - Callbacks
    • Batch Requests
    • Error Handling
    • Parameter Tuning
    • Advanced simplex routines
  • C++ API
    • Overview
    • GRBEnv
    • GRBModel
    • GRBVar
    • GRBConstr
    • GRBQConstr
    • GRBSOS
    • GRBGenConstr
    • GRBExpr
    • GRBLinExpr
    • GRBQuadExpr
    • GRBTempConstr
    • GRBColumn
    • GRBCallback
    • GRBException
    • GRBBatch
    • Overloaded Operators
    • Enums
  • Java API
    • Overview
    • GRBEnv
    • GRBModel
    • GRBVar
    • GRBConstr
    • GRBQConstr
    • GRBSOS
    • GRBGenConstr
    • GRBExpr
    • GRBLinExpr
    • GRBQuadExpr
    • GRBColumn
    • GRBCallback
    • GRBException
    • GRBBatch
    • GRB
  • .NET API
    • Overview
    • GRBEnv
    • GRBModel
    • GRBVar
    • GRBConstr
    • GRBQConstr
    • GRBSOS
    • GRBGenConstr
    • GRBExpr
    • GRBLinExpr
    • GRBQuadExpr
    • GRBTempConstr
    • GRBColumn
    • Overloaded Operators
    • GRBCallback
    • GRBException
    • GRBBatch
    • GRB
  • Python API
    • Overview
    • Global Functions
    • Model
    • Var
    • MVar
    • Constr
    • MConstr
    • MQConstr
    • QConstr
    • SOS
    • GenConstr
    • MGenConstr
    • LinExpr
    • QuadExpr
    • GenExpr
    • NLExpr
    • MLinExpr
    • MQuadExpr
    • MNLExpr
    • TempConstr
    • Column
    • Callbacks
    • GurobiError
    • Env
    • Batch
    • GRB
    • tuplelist
    • tupledict
    • General Constraint Helper Functions
    • Matrix-Friendly API Functions
    • Nonlinear Expression Helpers
  • MATLAB API
    • Overview
    • Common Arguments
    • Solving a Model
    • Input-Output
    • Using Gurobi within MATLAB's Problem-Based Optimization
    • Setting up the Gurobi MATLAB interface
  • R API
    • Overview
    • Common Arguments
    • Solving a Model
    • Input-Output
    • Installing the R package
  • Gurobi Command-Line Tool
  • Attribute Reference
    • Model Attributes
    • Variable Attributes
    • Linear Constraint Attributes
    • SOS Attributes
    • Quadratic Constraint Attributes
    • General Constraint Attributes
    • Quality Attributes
    • Multi-objective Attributes
    • Multi-Scenario Attributes
    • Batch Attributes
  • Parameter Reference
  • Numeric Codes
    • Optimization Status Codes
    • Batch Status Codes
    • Callback Codes
    • Error Codes
    • Nonlinear Operation Codes
  • File Formats
    • Model File Formats
    • Solution File Formats
    • Other File Formats
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Warning

You are reading the documentation for the development version '12.0-gpu-pdhg' of Gurobi. Please see version 12.0 for the public documentation.

Release Notes for Gurobi 12.0#

You will find below the details of the Release Notes for Gurobi 12.0.

  • Additions, Changes and Removals
  • Supported Platforms
  • Fixed Issues in this Release
  • Known Issues in this Release

Compute Server, Cluster Manager, and Instant Cloud#

Release notes for Compute Server, Cluster Manager, and Instant Cloud can be found here.

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Copyright © 2025, Gurobi Optimization, LLC
Last updated on Sep 03, 2025
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  • Release Notes for Gurobi 12.0
    • Compute Server, Cluster Manager, and Instant Cloud