Department of Electrical Engineering and Computer Science;
The Catholic University of America;
Washington DC;
USA;
Department of Civil Engineering;
The Catholic University of America;
Washington DC;
USA;
Department of Civil Engineering;
University of North Dakota;
Grand Forks;
ND;
USA;
Adaptive Time-Step; Backward Differentiation Formula; Activated Sludge Model; Ordinary Differential Equation; Stiffness; Computation Time;