Pulse reflection

Reflection at string termination is available only in the attached .nb file, see bottom of the page.

Demonstration of reflections and transmissions of waves at the interface of two media.

Coefficients R = 1 and P = 1+R = 2:

Coefficients R = 0 and P = 1+R = 1:

Coefficients R = -0.5 and P = 1+R = 0.5:

Coefficients R = -1 and P = 1+R = 0:

Source code in Mathematica: nb.