Resources

Tridiagonal matrix inversion source code (in C++)
Code for exactly inverting a tridiagonal matrix using the very clever direct approach of Usmani,R. A. (1994).
"Inversion of a tridiagonal jacobi matrix". Linear Algebra and its Applications. 212213: p413–414.

Inverse Laplace Transform source code (*.cpp) (in C++)
Standalone DeHoog algorithm code for Laplace inversion of an arbitrary function, F(s), handled using function
pointers. Robust and fast.

Before.after.plot (*.R) (in R)
A routine for plotting quantile ranges of mean daily flows before and after a specified date from a hydrograph (or other time series)

1D Contaminant Transport: OgataBanks spreadsheet solution (*.xlsm)
Simpletouse spreadsheet illustrating 1D contaminant transport in porous media (note: includes VB macros that must be enabled)

AEM Bibliography (*.pdf)
A reasonably comprehensive (but now sadly outdated) bibliography of analytic element method research (pdf format) (Last updated Mar. 2006)

AEM Overview Lecture (*.pdf)
A twohour lecture presentation on the basics of the analytic element method, developed for a guest lecture
for EARTH 661  Analytical methods in Hydrogeology at the University of Waterloo, March 2007
Links