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GRBQuadExpr()

Quadratic expression constructor. Create an empty quadratic expression, or copy an existing expression.

GRBQuadExpr GRBQuadExpr ( )

Create an empty quadratic expression.

Return value:

An empty expression object.

GRBQuadExpr GRBQuadExpr ( GRBLinExpr le )

Initialize a quadratic expression from an existing linear expression.

Arguments:

le: Existing linear expression to copy.

Return value:

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

GRBQuadExpr GRBQuadExpr ( GRBQuadExpr qe )

Copy an existing quadratic expression.

Arguments:

qe: Existing expression to copy.

Return value:

A copy of the input expression object.

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