From: <HIDDEN>
Path: news.mathworks.com!newsfeed-00.mathworks.com!webcrossing
Newsgroups: comp.soft-sys.matlab
Subject: Re: MATLAB Programming Contest: November 29-Decemb
Message-ID: <ef472c3.12@webcrossing.raydaftYaTP>
Date: Wed, 29 Nov 2006 14:03:13 -0500
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Tracker wrote:
>
>
> In the example provided on the contest rules page, I don't
> understand
> why entry from [2,0] is deflected but the entry from [-2,0] is
> reflected. I expected that the entry from [-2,0] is also deflected
> by
> 90 degrees towards the south.
> Can you clarify this? Thanks.

The [-2,0] beam seems to be covered by the specific rule that if a
beam enters the box adjacent to an object at the edge of the box,
then it is reflected.