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Topic: -1 x -1 ?
Replies: 29   Last Post: May 13, 2009 9:01 AM

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 mensanator Posts: 5,039 Registered: 12/6/04
Re: -1 x -1 ?
Posted: Jan 22, 2009 1:50 PM

On Jan 22, 11:21 am, David R Tribble <da...@tribble.com> wrote:
> Tay wrote:
> >> -1 *-1 = 1 huh?
> >> It's so simple.

>
> Mensanator wrote:

> > If North is positive and you're facing South,
> > what's your displacement if you take a step backwards?

>
> One step? ;-)
>
> Perhaps you meant: if I'm standing at -1, the South pole,
> and I move -1, one step backwards, what is my new location?

Nope, didn't mean that at all. I said "displacement",
not location.

>
> I guess that would depend on how large the world is.

Nope, not dependent on that at all.

> If half a step gets me to the North pole, then a full
> step gets me back to the South Pole.

The displacement is still +1 even if you are returned to
your starting point. When you take drive and eventually
return, have you used any gas?

>
> But why are you taking steps, which are additive instead of
> multiplicative?

I was under the impression that multiplication was related
to addition. How was I wrong?

Date Subject Author
9/16/99 Guillermo Phillips
9/16/99 Ian A. Mason
9/16/99 Peter Percival
9/16/99 Dave Seaman
9/17/99 Steve Leibel
9/17/99 Dale Henderson
9/18/99 Peter Percival
9/18/99 Bill Taylor
9/18/99 John Savard
9/19/99 carel
9/20/99 Jon Haugsand
9/20/99 HH
9/20/99 Jon Haugsand
9/20/99 Jonathan Hoyle
9/20/99 Jim Hunter
1/21/09 Tay
1/21/09 mensanator
1/21/09 lwalke3@lausd.net
1/22/09 Henry
1/22/09 David R Tribble
1/22/09 Dave L. Renfro
1/22/09 mensanator
5/12/09 Kayama
5/12/09 mensanator
5/12/09 hagman
5/12/09 Bill Dubuque
5/12/09 Bill Taylor
5/13/09 Cobra
5/13/09 Cobra