This directory contains simple examples. 
All examples can be compiled by "ocs". 

HelloWorld: A simple text written to standard output

Rabbits: Fibbonacci function with input and output

Rationals: A library structure for the rational numbers
	   (no executable is generated for this example)

Integrator: A numerical integrator for simple functions
	    (for this collection of structures use oasys!)

Persistence: Storing and loading a function
	     (demonstrates dynamic linking)

Graphics: Opal's graphical user interface based on Tcl/Tk

Java: Integration of the Java VM into Opal 
