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Quadratic expression constructor. Create a constant expression or an expression with one term.

GRBQuadExpr GRBQuadExpr ( double constant=0.0 )

    Create a constant quadratic expression.


    constant (optional): Constant value for expression.

    Return value:

    A constant expression object.

GRBQuadExpr GRBQuadExpr ( GRBVar var,
    double coeff=1.0 )
    Create an expression with one term.


    var: Variable for expression term.

    coeff (optional): Coefficient for expression term.

    Return value:

    An expression object containing one quadratic term.

GRBQuadExpr GRBQuadExpr ( GRBLinExpr linexpr )

    Initialize a quadratic expression from an existing linear expression.


    orig: Existing linear expression to copy.

    Return value:

    Quadratic expression object whose initial value is taken from the input linear expression.

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