Class HighsWrapper17x.SparseModelRepresentation

A sparse row-wise matrix representation of a Model.

Inheritance
System.Object
HighsWrapper17x.SparseModelRepresentation
Inherited Members
System.Object.ToString()
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
Namespace: OPTANO.Modeling.Optimization.Solver.Highs17x
Assembly: Optimization.Solver.Highs17x.dll
Syntax
public class SparseModelRepresentation

Properties

ColumnCoefficients

Size: Number of occurring variables in all constraints

Declaration
public double[] ColumnCoefficients { get; set; }
Property Value
Type Description
System.Double[]

ColumnIndices

Size: Number of occurring variables in all constraints Content: Index of column (aka Variable). Used to index VariableLowerBounds and VariableUpperBounds.

Declaration
public int[] ColumnIndices { get; set; }
Property Value
Type Description
System.Int32[]

ConstraintLowerBounds

Size: #model.Constraints

Declaration
public double[] ConstraintLowerBounds { get; set; }
Property Value
Type Description
System.Double[]

ConstraintUpperBounds

Size #model.Constraints

Declaration
public double[] ConstraintUpperBounds { get; set; }
Property Value
Type Description
System.Double[]

HighsIntegrality

Gets or sets the values.

Declaration
public int[] HighsIntegrality { get; set; }
Property Value
Type Description
System.Int32[]

RowStartIndices

Size #model.Constraints Content is used to index ColumnIndices and ColumnCoefficients.

Declaration
public int[] RowStartIndices { get; set; }
Property Value
Type Description
System.Int32[]

VariableLowerBounds

Gets or sets the variable LBs.

Declaration
public double[] VariableLowerBounds { get; set; }
Property Value
Type Description
System.Double[]

VariableUpperBounds

Gets or sets the variable UBs.

Declaration
public double[] VariableUpperBounds { get; set; }
Property Value
Type Description
System.Double[]

Methods

SetIntegralityFromVariables(IList<Variable>)

Converts the variable types from variables into HiGHS representation.

Declaration
public void SetIntegralityFromVariables(IList<Variable> variables)
Parameters
Type Name Description
System.Collections.Generic.IList<Variable> variables

Extension Methods