Contains various tools for calculating wavespeeds in liquid metals. Most are implemented as R code. See
for information and downloading versions of R for your own system.
If you have R installed, and want a quick demo, try one of these R expressions:
source('https://members.elsi.jp/~george/prem-comp.R') ## If R talks https ...
source(pipe('curl -s https://members.elsi.jp/~george/prem-comp.R')) ## ... otherwise
See Helffrich, G. R., The hard sphere view of the outer core, Earth, Planets, Space, v.67, 73-84, 2015.