Every time someone writes a post about random walks, I feel somewhat motivated to write a little program to generate a few (with adjustable parameters, of course). Anyway, Tamino’s recent discussion motivated me enough to write one.
You can see, for example, the difference between a proper random walk:
And a walk that’s been bounded on one side:
The code is written in .NET (C#) and licensed under the GPL. The binaries are built for the .NET Framework 2.0, so you’ll need that.
And, of course, because it’s the only reason why anyone clicked on this link: