Dear Prof Hwang,

would u be interested to create a EJS version?
i search OSP and NTNU and there is EJS version of the color mixing applet yet.


i wish to adapt and create a 3 circle applet that can show the TPCK diagram
http://www.tpck.org/
[img]http://mkoehler.educ.msu.edu/tpack/files/2011/05/tpack-1014x1024.jpg[/img]

for your consideration
:)