# Experiments with Schemes for Exponential Decay

Hans Petter Langtangen [1, 2] (hpl at simula.no)

[1] Center for Biomedical Computing, Simula Research Laboratory
[2] Department of Informatics, University of Oslo.

#### Jul 2, 2016

Summary. This report investigates the accuracy of three finite difference schemes for the ordinary differential equation $$u'=-au$$ with the aid of numerical experiments. Numerical artifacts are in particular demonstrated.