The 'P' is silent. Justin S. Hogg (but the rest of us call it 'pee-tempest'...)
directory structure
-------------------
ptempest/ : root PTempEst directory.
ptempest/core/ : core m-files for parallel tempering.
ptempest/core/distr/ : supplementary probability distribution functions
ptempest/vis/ : scripts for visualizing posterior parameter and
trajectory distributions.
ptempest/examples/ : example model configurations.
ptempest/mex_cvode/ : C language framework for implementing dynamical system
models using the SUNDIALS CVODE integrator with a
Matlab MEX interface.
Instructions on setting up CVODE libraries to link to BioNetGen-generated MEX code.