Creates and returns an empty maximization objective function.

Creates and returns an empty maximization objective function. This method creates an IObjective object representing a maximization objective function with a zero expression. The new IObjective object is assigned name as its name. This method is typically used in an application that applies column-wise modeling to fill in the objective function while creating the variables.

Creates and returns an instance of IObjective representing an objective to maximize the expression expr.

Creates and returns an instance of IObjective representing an objective to maximize the expression expr and assigned the name name.