Initializing help system before first use

ToString Method (Variable, Variable, Double)

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.

Namespace:   Optimizer.Objects
Assembly:  xprsdn (in xprsdn.dll) Version: 43.01.01
Syntax
C# 
public static string ToString(
	Variable v1,
	Variable v2,
	double coef
)

Parameters

v1
Type:  Optimizer.ObjectsVariable
First variable in quadratic term.
v2
Type:  Optimizer.ObjectsVariable
Second variable in quadratic term.
coef
Type:  SystemDouble
Coeffcient for quadratic term.

Return Value

Type:  String
String representation of coef*v1*v2.
Remarks
Used in these examples:
  • FixBV
  • GoalProg
  • Knapsack
  • LoadLP
  • SaveSol
See Also
Parent Topic ToString Method

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