QuadTermList

Create a empty expression.

Since

44.00

Create a expression that represents a constant term.

Parameters

c	The constant term.

Since

44.00

Create a expression with a constant term and an initial capacity.

Parameters

c	The constant term.
capacity	The initial capacity.

Since

44.00

Add a value to the constant term of this expression.

Parameters

c	The constant to add.

Returns

Always returns this.

Since

44.00

Since

44.00

Reimplemented from xpress::objects::QuadExpression.

Add a term to this expression.If the expression already has a coefficient for variable then the old and the coefficients will be added.Examples using addTerm:

• Capbgt2l.cpp
• Catenary.cpp
• ContractAllocation.cpp
• CuttingStock.cpp
• ELSManagedCuts.cpp
• Pplan.cpp
• Pplan2.cpp
• QuadraticProgramming.cpp
• RecursiveFinancialPlanning.cpp
• Sangraalind.cpp
• TravelingSalesPerson.cpp

Parameters

coefficient	Coefficient to add for variable.
variable	Variable.

Returns

Always returns this.

Since

44.00

• Capbgt2l.cpp
• Catenary.cpp
• ContractAllocation.cpp
• CuttingStock.cpp
• ELSManagedCuts.cpp
• Pplan.cpp
• Pplan2.cpp
• QuadraticProgramming.cpp
• RecursiveFinancialPlanning.cpp
• Sangraalind.cpp
• TravelingSalesPerson.cpp

Since

44.00

Reimplemented from xpress::objects::QuadExpression.

Add a term to this expression.If the expression already has a coefficient for variable1*variable2 then the old and the coefficients will be added.Examples using addTerm:

• Capbgt2l.cpp
• Catenary.cpp
• ContractAllocation.cpp
• CuttingStock.cpp
• ELSManagedCuts.cpp
• Pplan.cpp
• Pplan2.cpp
• QuadraticProgramming.cpp
• RecursiveFinancialPlanning.cpp
• Sangraalind.cpp
• TravelingSalesPerson.cpp

Parameters

coefficient	Coefficient to add for variable1*variable2.
variable1	First variable.
variable2	Second variable.

Returns

Always returns this.

Since

44.00

• Capbgt2l.cpp
• Catenary.cpp
• ContractAllocation.cpp
• CuttingStock.cpp
• ELSManagedCuts.cpp
• Pplan.cpp
• Pplan2.cpp
• QuadraticProgramming.cpp
• RecursiveFinancialPlanning.cpp
• Sangraalind.cpp
• TravelingSalesPerson.cpp

Since

44.00

Reimplemented from xpress::objects::QuadExpression.

Add term to this expression.

Examples using addTerm:

• Capbgt2l.cpp
• Catenary.cpp
• ContractAllocation.cpp
• CuttingStock.cpp
• ELSManagedCuts.cpp
• Pplan.cpp
• Pplan2.cpp
• QuadraticProgramming.cpp
• RecursiveFinancialPlanning.cpp
• Sangraalind.cpp
• TravelingSalesPerson.cpp

Parameters

term	The term to add.

Returns

Always returns this.

Since

44.00

Add term to this expression.

Examples using addTerm:

• Capbgt2l.cpp
• Catenary.cpp
• ContractAllocation.cpp
• CuttingStock.cpp
• ELSManagedCuts.cpp
• Pplan.cpp
• Pplan2.cpp
• QuadraticProgramming.cpp
• RecursiveFinancialPlanning.cpp
• Sangraalind.cpp
• TravelingSalesPerson.cpp

Parameters

term	The term to add.

Returns

Always returns this.

Since

44.00

Add a term to this expression.If the expression already has a coefficient for variable then the old and the coefficients will be added.Examples using addTerm:

• Capbgt2l.cpp
• Catenary.cpp
• ContractAllocation.cpp
• CuttingStock.cpp
• ELSManagedCuts.cpp
• Pplan.cpp
• Pplan2.cpp
• QuadraticProgramming.cpp
• RecursiveFinancialPlanning.cpp
• Sangraalind.cpp
• TravelingSalesPerson.cpp

Parameters

variable	Variable.
coefficient	Coefficient to add for variable.

Returns

Always returns this.

Since

44.00

• Capbgt2l.cpp
• Catenary.cpp
• ContractAllocation.cpp
• CuttingStock.cpp
• ELSManagedCuts.cpp
• Pplan.cpp
• Pplan2.cpp
• QuadraticProgramming.cpp
• RecursiveFinancialPlanning.cpp
• Sangraalind.cpp
• TravelingSalesPerson.cpp

Since

44.00

Reimplemented from xpress::objects::QuadExpression.

Add a term to this expression.If the expression already has a coefficient for variable1*variable2 then the old and the coefficients will be added.Examples using addTerm:

• Capbgt2l.cpp
• Catenary.cpp
• ContractAllocation.cpp
• CuttingStock.cpp
• ELSManagedCuts.cpp
• Pplan.cpp
• Pplan2.cpp
• QuadraticProgramming.cpp
• RecursiveFinancialPlanning.cpp
• Sangraalind.cpp
• TravelingSalesPerson.cpp

Parameters

variable1	First variable.
variable2	Second variable.
coefficient	Coefficient to add for variable1*variable2.

Returns

Always returns this.

Since

44.00

• Capbgt2l.cpp
• Catenary.cpp
• ContractAllocation.cpp
• CuttingStock.cpp
• ELSManagedCuts.cpp
• Pplan.cpp
• Pplan2.cpp
• QuadraticProgramming.cpp
• RecursiveFinancialPlanning.cpp
• Sangraalind.cpp
• TravelingSalesPerson.cpp

Since

44.00

Reimplemented from xpress::objects::QuadExpression.

Add term 1.0*x to this expression.If the expression already has a coefficient for x then the old and the coefficients will be added.Examples using addTerm:

• Capbgt2l.cpp
• Catenary.cpp
• ContractAllocation.cpp
• CuttingStock.cpp
• ELSManagedCuts.cpp
• Pplan.cpp
• Pplan2.cpp
• QuadraticProgramming.cpp
• RecursiveFinancialPlanning.cpp
• Sangraalind.cpp
• TravelingSalesPerson.cpp

Parameters

x

Variable.

Returns

Always returns this.

Since

44.00

• Capbgt2l.cpp
• Catenary.cpp
• ContractAllocation.cpp
• CuttingStock.cpp
• ELSManagedCuts.cpp
• Pplan.cpp
• Pplan2.cpp
• QuadraticProgramming.cpp
• RecursiveFinancialPlanning.cpp
• Sangraalind.cpp
• TravelingSalesPerson.cpp

Since

44.00

Reimplemented from xpress::objects::QuadExpression.

Add term 1.0*x1*x2 to this expression.If the expression already has a coefficient for x then the old and the coefficients will be added.Examples using addTerm:

• Capbgt2l.cpp
• Catenary.cpp
• ContractAllocation.cpp
• CuttingStock.cpp
• ELSManagedCuts.cpp
• Pplan.cpp
• Pplan2.cpp
• QuadraticProgramming.cpp
• RecursiveFinancialPlanning.cpp
• Sangraalind.cpp
• TravelingSalesPerson.cpp

Parameters

x1	First variable.
x2	Second variable.

Returns

Always returns this.

Since

44.00

• Capbgt2l.cpp
• Catenary.cpp
• ContractAllocation.cpp
• CuttingStock.cpp
• ELSManagedCuts.cpp
• Pplan.cpp
• Pplan2.cpp
• QuadraticProgramming.cpp
• RecursiveFinancialPlanning.cpp
• Sangraalind.cpp
• TravelingSalesPerson.cpp

Since

44.00

Reimplemented from xpress::objects::QuadExpression.

Add another linear expression to this expression.

Parameters

expr	The expression to add

Returns

Always returns this.

Since

44.00

Since

44.00

Reimplemented from xpress::objects::QuadExpression.

Add another linear expression to this expression.

Parameters

expr	The expression to add.
factor	Factor by which to multiply elements in expr before adding.

Returns

Always returns this.

Since

44.00

Since

44.00

Reimplemented from xpress::objects::QuadExpression.

Add another quadratic expression to this expression.

Parameters

expr	The expression to add

Returns

Always returns this.

Since

44.00

Since

44.00

Reimplemented from xpress::objects::QuadExpression.

Add another quadratic expression to this expression.

Parameters

expr	The expression to add.
factor	Factor by which to multiply elements in expr before adding.

Returns

Always returns this.

Since

44.00

Since

44.00

Reimplemented from xpress::objects::QuadExpression.

Add multiple linear terms to this expression.

Adds the scalar product defined by the element-wise multiplication of variables and coefficients.

Parameters

variables	Variables.
coefficients	Coefficients.

Template Parameters

Strm0	Something that supports begin() and end() and contains values of type Variable.
Strm1	Something that supports begin() and end() and contains values of type double.

Returns

Always returns this.

Since

44.00

Add multiple quadratic terms to this expression.

Adds the scalar product defined by the element-wise multiplication of variables1, variables2 and coefficients.

Parameters

variables1	First variables.
variables2	Second variables.
coefficients	Coefficients.

Template Parameters

Strm0	Something that supports begin() and end() and contains values of type Variable.
Strm1	Something that supports begin() and end() and contains values of type Variable.
Strm2	Something that supports begin() and end() and contains values of type double.

Returns

Always returns this.

Since

44.00

Add multiple terms to this expression.

Adds the scalar product defined by the element-wise multiplication of variables and coefficients using count elements starting from offset.

Parameters

variables	Variables
coefficients	Coefficients
offset	Offset into arrays.
count	Number of elements to use from each array.

Returns

Always returns this.

Since

44.00

Add multiple terms to this expression.

Adds the scalar product defined by the element-wise multiplication of variables1, variables2 and coefficients using count elements starting from offset.

Parameters

variables1	First variables
variables2	Second variables
coefficients	Coefficients
offset	Offset into arrays.
count	Number of elements to use from each array.

Returns

Always returns this.

Since

44.00

Compress duplicate terms.

Sorts the terms and merges any terms for the same variable into a single term.

Examples using compress:

• Catenary.cpp

Since

44.00

Get a deep copy of this expression.

Returns

A deep copy of this expression.

Since

44.00

Since

44.00

Reimplemented from xpress::objects::QuadExpression.

Get a deep copy of this expression multiplied by a constant.

Parameters

factor

Factor to scale this with.

Returns

A deep copy of this expression multiplied by factor.

Since

44.00

Parameters

factor

Factor to scale this with.

Since

44.00

Reimplemented from xpress::objects::QuadExpression.

Compute the value of this expression with respect to the given solution vector (which is not required to be feasible).Examples using evaluate:

• CapitalBudgeting.cpp
• PolygonObjects.cpp

Parameters

solution

Solution values for which the expression is evaluated.

Returns

The value of this expression evaluated at solution.

Since

44.00

• CapitalBudgeting.cpp
• PolygonObjects.cpp

Parameters

solution

Solution values for which the expression is evaluated.

Since

44.00

Reimplemented from xpress::objects::Expression.

Since

44.00

Reimplemented from xpress::objects::Expression.

Get the constant value in this expression.

Returns

The constant value in this expression.

Since

44.00

Since

44.00

Reimplemented from xpress::objects::QuadExpression.

Test whether auto-compression is enabled for this class.

Returns

true if auto compression is enabled for all instances of this class.

Since

44.00

Reserve a maximum number of elements in this expression.

Parameters

l	The number of additional elements to reserve.

Returns

Always returns this instance.

Since

44.00

Clear this expression.Removes all terms and sets the constant to 0.Examples using reset:

• tsp.cpp

Returns

Always returns this.

Since

44.00

• tsp.cpp

Since

44.00

Reimplemented from xpress::objects::QuadExpression.

Enable/disable auto-compression for instances of this class.

With auto-compression disabled, any instance of this class assumes that expressions do not contain two terms with the same pair of variables.

Parameters

compress

true to enable, false otherwise.

Since

44.00

Set the constant term in this expression.Any existing constant term will be overwritten.

Parameters

c	New constant term for this expression

Returns

Always returns this.

Since

44.00

Since

44.00

Reimplemented from xpress::objects::QuadExpression.

Get a string representation of this expression.Examples using toString:

• Boxes02.cpp
• Capbgt2l.cpp

Returns

A string representing this expression.

Since

44.00

• Boxes02.cpp
• Capbgt2l.cpp

Since

44.00

Reimplemented from xpress::objects::Expression.