Physics 329: Finite Difference Methods

• Most of the source code covered in class can be found on the phy329 account on einstein in ~phy329/fd/ex2 and ~phy329/fd/ex5.
• General References
  • Numerical Recipes
• Lecture 1 (Oct 14)
  • Lecture Notes: (PS).
• Lectures 2 and 3 (Oct 16)
  • rexbvp1d.f: Program illustrating use of Richardson extrapolation to produce O(h^4) results from base O(h^2) approximation to simple boundary-value problem. Makefile and sample output on SGIs. Plot showing level-4 solution.
• Lecture 5 (Oct 23)
  • Correction to lecture notes concerning determining initial data for finite-difference version of wave equation (PS).
  • gpwave.f: Program illustrating output of time series of one-dimensional profiles (i.e. f(x,t) for subsequent plotting (surface plot) using gnuplot. Sample output, gnuplot command file, and plot (PS). Use help splot in gnuplot for more information on making surface plots.