UniversityMathsCFL stability, Richardson extrapolation and energy drift10–15 min
Advection and Pendulum
Set the Courant number so upwind advection stays bounded, extrapolate from two grid levels with Richardson, and compare Euler and RK4 energy drift for a nonlinear pendulum.
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Theory and model assumptions
Set the Courant number so upwind advection stays bounded, extrapolate from two grid levels with Richardson, and compare Euler and RK4 energy drift for a nonlinear pendulum.
Teacher guidance
University, Computational Methods for Engineers
Expected time: 10–15 minutes.