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From: Ludovic Brenta <ludovic@ludovic-brenta.org>
Newsgroups: comp.lang.ada
Subject: Re: Efficiency of code generated by Ada compilers
Date: Thu, 12 Aug 2010 01:08:29 -0700 (PDT)
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Charles H. Sampson wrote on comp.lang.ada:
[on defining "+" to add angles in modular arithmetic]
>> Sounds to me like a good way to do things. =A0It would still be a good
>> idea if you called it "Turn_Left" or something like that, instead
>> of "+". =A0But I don't object to "+".
>
> =A0 =A0 =A0This was for the U. S. Navy, and "positive is right" is pretty=
 much
> universal. =A0For programmers, that is, not for sailors. =A0They think po=
rt
> and starbord.

Actually, to mathematicians and engineers, "+" is "turn counter-
clockwise" or "turn left", too. Granted, they'd probably use radians
instead of degrees.  So, "+" meaning "turn right" is not as universal
as you might think.

--
Ludovic Brenta.