[OT] Free software versus software idea patents

[Chris Angelico]

On Sun, Apr 17, 2011 at 9:36 AM, Steven D'Aprano
<steve+comp.lang.python at pearwood.info> wrote:
> (If the machine is particularly
> simple -- you might be able to exactly simulate a lever in pure
> mathematics, but simulating, say, a nuclear bomb or a dialysis machine in
> mathematics is more of a challenge...)

I can easily model a massless, frictionless, inelastic, infinitismally
thin lever. Beyond that, it gets complicated.

ChrisA