Java Information
My java applets are not signed but surely they are safe. When your browser blocks the application you might add my website URL http://personal.vu.nl/a.a.n.ridder/ to the exception site list. See why and how at Java's own site http://www.java.com/nl/download/help/java_blocked.xml.Applets
Handelsreizigersprobleem
Geometric Brownian Motion simulator
Javascript
Secretary Problem