Digital technology and discrete functions

Explore and think hard ...

How several 'phone conversations' (functions) on te left can be digitally transmitted over one line (as one function) to several customers on the right...

This is a Java Applet created using GeoGebra from www.geogebra.org - it looks like you don't have Java installed, please go to www.java.com

D.Kobal with GeoGebra

See some other nice examples.