Re: Is zero even or odd?
From: Jim Thompson (thegreatone_at_example.com)
Date: 12/20/04
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Date: Mon, 20 Dec 2004 09:07:37 -0700
On Mon, 20 Dec 2004 14:34:03 -0000, BB <BB@BB.BB> wrote:
>Josef Moellers wrote:
>>
>> Gactimus wrote:
>> > I know 0 is neither negative or positive but what about odd/even? I think
>> > it's even.
>> >
>> > Odd numbers start at 1 and go every other number 1,3,5,7;1,-1,-3,-5,-7
>> > Even starts at 2 and go every other number 2,4,6,8;2,0,-2,-4,-6,-8
>>
>> As it can be divided by 2 without a remainder, it is obviously even.
>
>The divisor would have to be something smaller than 0 like -2.
>Therefore zero is both even and negative.
>
>>
>> --
>> Josef Möllers (Pinguinpfleger bei FSC)
>> If failure had no penalty success would not be a prize
>> -- T. Pratchett
>
PSpice uses...
+1 if x>0
SGN(x) = 0 if x=0
-1 if x<0
which matches up with what is shown on Wolfram's site...
http://mathworld.wolfram.com/Sign.html
A real royal nuisance when applying SGN(x) to system behavioral
modeling.
...Jim Thompson
-- | James E.Thompson, P.E. | mens | | Analog Innovations, Inc. | et | | Analog/Mixed-Signal ASIC's and Discrete Systems | manus | | Phoenix, Arizona Voice:(480)460-2350 | | | E-mail Address at Website Fax:(480)460-2142 | Brass Rat | | http://www.analog-innovations.com | 1962 | I love to cook with wine. Sometimes I even put it in the food.
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