[IEEE The 24th Southeastern Symposium on and The 3rd Annual Symposium on Communications, Signal Processing Expert Systems, and ASIC VLSI Design System Theory - Greensboro, NC (March 1-3, 1992)] The 24th Southeastern Symposium on and The 3rd Annual Symposium on Communications, Signal Processing Expert Systems, and ASIC VLSI Design System Theory - A Comparative Study of Compact Finite Volume Methods for the 2-D Difussion Equation with Finite Difference ADI and SOR