Initializing help system before first use

QuadTerm

A quadratic term. More...

Inheritance diagram for xpress::objects::QuadTerm:
xpress::objects::AbstractExpression xpress::objects::Expression

Public Member Functions
  QuadTerm (xpress::objects::Variable variable1, xpress::objects::Variable variable2, double coefficient)
  Create a term.
 
virtual auto  div (double arg) const -> xpress::objects::Expression override
  Create a expression that represents the quotient of this and arg.
Parameters
arg Divisor.
Returns
Quotient of this and arg.
Since
44.00

 
auto  div (xpress::objects::ConstantExpression arg) const -> xpress::objects::QuadTerm
  Create a expression that represents the quotient of this and arg.
 
virtual auto  div (xpress::objects::Expression arg) const -> xpress::objects::Expression override
  Create a expression that represents the quotient of this and arg.
Parameters
arg Divisor.
Returns
Quotient of this and arg.
Since
44.00

 
virtual auto  evaluate (xpress::SizedArray< double const > const &solution) const -> double override
  Compute the value of this expression with respect to the given solution vector (which is not required to be feasible).Examples using evaluate:

Parameters
solution Solution values for which the expression is evaluated.
Returns
The value of this expression evaluated at solution.
Since
44.00
Examples using evaluate:
 
auto  getCoefficient () const -> double
  The coefficient for variable in this term [get].
 
auto  getVariable1 () const -> xpress::objects::Variable
  The first variable in the term [get].
 
auto  getVariable2 () const -> xpress::objects::Variable
  The second variable in the term [get].
 
auto  mul (ConstantExpression arg) const -> xpress::objects::QuadTerm
  Create a expression that represents the product of this and arg.
 
virtual auto  mul (double arg) const -> xpress::objects::Expression override
  Create a expression that represents the product of this and arg.Examples using mul:

Parameters
arg Factor.
Returns
Product of this and arg.
Since
44.00
Examples using mul:
 
virtual auto  mul (xpress::objects::Expression arg) const -> xpress::objects::Expression override
  Create a expression that represents the product of this and arg.Examples using mul:

Parameters
arg Factor.
Returns
Product of this and arg.
Since
44.00
Examples using mul:
 
virtual auto  toString () const -> std::string override
  Get a string representation of this expression.Examples using toString:

Returns
A string representing this expression.
Since
44.00
Examples using toString:
 
virtual auto  uminus () const -> xpress::objects::Expression override
  Create a expression that represents the unary minus of this one.
Returns
Expression representing -this.
Since
44.00

 
 Public Member Functions inherited from xpress::objects::AbstractExpression
virtual auto  eq (double rhs) const -> xpress::objects::InequalityDefinition override
  Create an "equals" constraint with this expression as left-hand side.Examples using eq:

Parameters
rhs Right-hand side of constraint.
Returns
The constraint.
Since
44.00
Examples using eq:
 
virtual auto  eq (Expression const &rhs) const -> xpress::objects::InequalityDefinition override
  Create an "equals" constraint with this expression as left-hand side.Examples using eq:

Parameters
rhs Right-hand side of constraint.
Returns
The constraint.
Since
44.00
Examples using eq:
 
virtual auto  geq (double rhs) const -> xpress::objects::InequalityDefinition override
  Create a "greater than or equal" constraint with this expression as left-hand side.
Parameters
rhs Right-hand side of constraint.
Returns
The constraint.
Since
44.00

 
virtual auto  geq (Expression const &rhs) const -> xpress::objects::InequalityDefinition override
  Create a "greater than or equal" constraint with this expression as left-hand side.
Parameters
rhs Right-hand side of constraint.
Returns
The constraint.
Since
44.00

 
virtual auto  in (double lb, double ub) -> xpress::objects::InequalityDefinition override
  Create a range constraint that bounds this expression from below and above.Examples using in:

Parameters
lb Lower bound for this expression.
ub Upper bound for this expression.
Returns
The constraint.
Since
44.00
Examples using in:
 
virtual auto  leq (double rhs) const -> xpress::objects::InequalityDefinition override
  Create a "less than or equal" constraint with this expression as left-hand side.Examples using leq:

Parameters
rhs Right-hand side of constraint.
Returns
The constraint.
Since
44.00
Examples using leq:
 
virtual auto  leq (Expression const &rhs) const -> xpress::objects::InequalityDefinition override
  Create a "less than or equal" constraint with this expression as left-hand side.Examples using leq:

Parameters
rhs Right-hand side of constraint.
Returns
The constraint.
Since
44.00
Examples using leq:
 
 Public Member Functions inherited from xpress::objects::Expression
virtual auto  minus (double arg) const -> xpress::objects::Expression
  Create a expression that represents the difference of this and arg.
 
virtual auto  minus (xpress::objects::Expression arg) const -> xpress::objects::Expression
  Create a expression that represents the difference of this and arg.
 
virtual auto  plus (double arg) const -> xpress::objects::Expression
  Create a expression that represents the sum of this and arg.
 
virtual auto  plus (xpress::objects::Expression arg) const -> xpress::objects::Expression
  Create a expression that represents the sum of this and arg.
 

Static Public Member Functions
static auto  qTerm (xpress::objects::Variable variable1, xpress::objects::Variable variable2) -> xpress::objects::QuadTerm
  Convenience function to create a single quadratic term.
 
static auto  qTerm (xpress::objects::Variable variable1, xpress::objects::Variable variable2, double coefficient) -> xpress::objects::QuadTerm
  Convenience function to create a single quadratic term.
 
static auto  toString (xpress::objects::Variable v1, xpress::objects::Variable v2, double coef) -> std::string
  Convert a quadratic term to a string.
 

Detailed Description

A quadratic term.

Since
44.00

Constructor & Destructor Documentation

QuadTerm()

xpress::objects::QuadTerm::QuadTerm ( xpress::objects::Variable variable1,
xpress::objects::Variable variable2,
double coefficient )
inline

Create a term.

Parameters
variable1 First variable in the term.
variable2 Second variable in the term.
coefficient Coefficient for variable1 * variable2.
Since
44.00

Member Function Documentation

div() [1/3]

auto xpress::objects::QuadTerm::div ( double arg ) const -> xpress::objects::Expression
inlineoverridevirtual

Create a expression that represents the quotient of this and arg.

Parameters
arg Divisor.
Returns
Quotient of this and arg.
Since
44.00

Since
44.00

Reimplemented from xpress::objects::Expression.

div() [2/3]

auto xpress::objects::QuadTerm::div ( xpress::objects::ConstantExpression arg ) const -> xpress::objects::QuadTerm
inline

Create a expression that represents the quotient of this and arg.

Parameters
arg Divisor.
Returns
The expression.
Since
44.00

div() [3/3]

auto xpress::objects::QuadTerm::div ( xpress::objects::Expression arg ) const -> xpress::objects::Expression
inlineoverridevirtual

Create a expression that represents the quotient of this and arg.

Parameters
arg Divisor.
Returns
Quotient of this and arg.
Since
44.00

Since
44.00

Reimplemented from xpress::objects::Expression.

evaluate()

auto xpress::objects::QuadTerm::evaluate ( xpress::SizedArray< double const > const & solution ) const -> double
inlineoverridevirtual

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

Parameters
solution Solution values for which the expression is evaluated.
Returns
The value of this expression evaluated at solution.
Since
44.00
Examples using evaluate:

Since
44.00

Reimplemented from xpress::objects::Expression.

getCoefficient()

auto xpress::objects::QuadTerm::getCoefficient ( ) const -> double
inline

The coefficient for variable in this term [get].

Since
44.00

getVariable1()

auto xpress::objects::QuadTerm::getVariable1 ( ) const -> xpress::objects::Variable
inline

The first variable in the term [get].

Since
44.00

getVariable2()

auto xpress::objects::QuadTerm::getVariable2 ( ) const -> xpress::objects::Variable
inline

The second variable in the term [get].

Since
44.00

mul() [1/3]

auto xpress::objects::QuadTerm::mul ( ConstantExpression arg ) const -> xpress::objects::QuadTerm
inline

Create a expression that represents the product of this and arg.

Examples using mul:

Parameters
arg Factor.
Returns
The expression.
Since
44.00

mul() [2/3]

auto xpress::objects::QuadTerm::mul ( double arg ) const -> xpress::objects::Expression
inlineoverridevirtual

Create a expression that represents the product of this and arg.Examples using mul:

Parameters
arg Factor.
Returns
Product of this and arg.
Since
44.00
Examples using mul:

Since
44.00

Reimplemented from xpress::objects::Expression.

mul() [3/3]

auto xpress::objects::QuadTerm::mul ( xpress::objects::Expression arg ) const -> xpress::objects::Expression
inlineoverridevirtual

Create a expression that represents the product of this and arg.Examples using mul:

Parameters
arg Factor.
Returns
Product of this and arg.
Since
44.00
Examples using mul:

Since
44.00

Reimplemented from xpress::objects::Expression.

qTerm() [1/2]

auto xpress::objects::QuadTerm::qTerm ( xpress::objects::Variable variable1,
xpress::objects::Variable variable2 ) -> xpress::objects::QuadTerm
inlinestatic

Convenience function to create a single quadratic term.

Creates the term 1 * variable1 * variable2.

Parameters
variable1 First variable for term.
variable2 Second variable for term.
Returns
The newly created term.
Since
44.00

qTerm() [2/2]

auto xpress::objects::QuadTerm::qTerm ( xpress::objects::Variable variable1,
xpress::objects::Variable variable2,
double coefficient ) -> xpress::objects::QuadTerm
inlinestatic

Convenience function to create a single quadratic term.

Parameters
variable1 First variable for term.
variable2 Second variable for term.
coefficient Coefficient for term.
Returns
The newly created term.
Since
44.00

toString() [1/2]

auto xpress::objects::QuadTerm::toString ( ) const -> std::string
inlineoverridevirtual

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

Returns
A string representing this expression.
Since
44.00
Examples using toString:

Since
44.00

Reimplemented from xpress::objects::Expression.

toString() [2/2]

auto xpress::objects::QuadTerm::toString ( xpress::objects::Variable v1,
xpress::objects::Variable v2,
double coef ) -> std::string
inlinestatic

Convert a quadratic term to a string.

Note that while the QuadTerm class does not allow XpressProblem::NULL_VARIABLE as either of the variables, this function allows those variables to indicate constant or linear terms.

Examples using toString:

Parameters
v1 First variable in quadratic term.
v2 Second variable in quadratic term.
coef Coeffcient for quadratic term.
Returns
String representation of coef*v1*v2.
Since
44.00

uminus()

auto xpress::objects::QuadTerm::uminus ( ) const -> xpress::objects::Expression
inlineoverridevirtual

Create a expression that represents the unary minus of this one.

Returns
Expression representing -this.
Since
44.00

Since
44.00

Reimplemented from xpress::objects::Expression.

The documentation for this class was generated from the following file:
  • xpress_objects.hpp
Parent Topic objects

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