16920J/SMA5212 Numerical Methods for Partial Differential equations Lecture 5 Finite Differences Parabolic problems B.C. Khe Thanks to franklin tan 19 February 200316.920J/SMA 5212 Numerical Methods for Partial Differential Equations Lecture 5 Finite Differences: Parabolic Problems B. C. Khoo Thanks to Franklin Tan 19 February 2003