The following are links to ASE 381P.4 documents:
ODS One-dimensional search
LSSDP Linear system solver - double precision
DFP Davidon-Fletcher-Powell update
BFGS Broyden-Fletcher-Goldfarb-Shanno update
SGX1 Numerical derivatives - first order
SGX2 Numerical derivatives - second order
SGXVF Numerical derivatives - VF02A
VF02DP Sequential quadratic programming
RUNGE Runge-Kutta integrator - fourth order
ODS.m One-dimensional search
BFGS.m Broyden-Fletcher-Goldfarb-Shanno update
SGX1.m Numerical derivatives - first order
SGX2.m Numerical derivatives - second order
RUNGE.m Runge-Kutta integrator - fourth order