spring_double_ode

spring_double_ode, a Python code which sets up and solves a system of ordinary differential equations (ODE) for a system in which a mass is connected by a spring to a mass connected by a spring to a fixed support.

Licensing:

The computer code and data files described and made available on this web page are distributed under the MIT license

Languages:

spring_double_ode is available in a MATLAB version and an Octave version and a Python version.

Reference:

• John D Cook,
  A stiffening spring,
  https://www.johndcook.com/blog/2021/03/04/a-stiffening-spring/
• K E Clark, S Hill,
  The Effects of a Stiffening Spring,
  College Mathematics Journal,
  Volume 30, Number 5, November 1999, pages 379-382.

Related Data and codes:

python_ode, Python codes which sets up various systems of ordinary differential equations (ODE).

Source Code:

• spring_double_ode.py, the source code.
• spring_double_ode.sh, runs all the tests.
• spring_double_ode.txt, the output file.

• spring_double_solve_ivp.png, a plot of the displacements over time.