stiff_ode, a C code which considers an ordinary differential equation (ODE) which is an example of stiffness.
The computer code and data files described and made available on this web page are distributed under the GNU LGPL license.
stiff_ode is available in a C version and a C++ version and a FORTRAN90 version and a MATLAB version and an Octave version and a Python version.
euler, a C code which solves one or more ordinary differential equations (ODE) using the forward Euler method.
lorenz_ode, a C code which approximates solutions to the Lorenz system, creating output files that can be displayed by gnuplot.
midpoint, a C code which solves one or more ordinary differential equations (ODE) using the midpoint method.
predator_prey_ode, a C code which solves a pair of predator prey ordinary differential equations (ODE).
spring_ode, a C code which shows how line printer graphics can be used to make a crude illustration of a solution of the ordinary differential equation (ODE) that describes the motion of a weight attached to a spring.