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Re: matrix division [message #60544 is a reply to message #60444]

Fri, 23 May 2008 08:13

edward.s.meinel@aero. is currently offline

edward.s.meinel@aero.
Messages: 52
Registered: February 2005

Member

On May 22, 4:15 pm, "Kenneth P. Bowman" <k-bow...@null.edu> wrote:
>
> All of these variations are clever, and I can see why you might
> want to do this in special circumstances, but usually when I
> divide by zero, I want to know about. A floating-point exception
> and Inf work for me.
>
> Cheers, Ken

Exactamundo, Ken. This provides the user with a choice -- if the user
wants to know about the zero-divide, just do c=a/b; if there are known
special cases, use the clever solution.

In article <g14hfu$fl...@news.ucalgary.ca>, Jean H
<jghas...@DELTHIS.ucalgary.ANDTHIS.ca> wrote:

> c = a/(b + replacement_value*(abs(b) lt epsilon))

Ooooo, good one, Jean.

David Fanning <n...@dfanning.com> wrote:

> I've been trying to present a more professional demeanor. :-(

Noooooooooo!!!

Ed

P.S. So, David, does that mean that de older you are, demeanor you
get?

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[Message index]

		matrix division By: adam.ranson on Wed, 21 May 2008 11:29
		Re: matrix division By: Kenneth P. Bowman on Fri, 23 May 2008 13:41
		Re: matrix division By: David Fanning on Fri, 23 May 2008 12:18
		Re: matrix division By: Vince Hradil on Fri, 23 May 2008 11:02
		Re: matrix division By: Jean H. on Fri, 23 May 2008 10:23
		Re: matrix division By: Vince Hradil on Fri, 23 May 2008 10:06
		Re: matrix division By: Jean H. on Fri, 23 May 2008 09:41
		Re: matrix division By: edward.s.meinel@aero. on Fri, 23 May 2008 08:13
		Re: matrix division By: adam.ranson on Fri, 23 May 2008 01:47
		Re: matrix division By: Kenneth P. Bowman on Thu, 22 May 2008 13:15
		Re: matrix division By: Jean H. on Thu, 22 May 2008 12:28
		Re: matrix division By: David Fanning on Thu, 22 May 2008 10:45
		Re: matrix division By: Rich Younger on Thu, 22 May 2008 10:22
		Re: matrix division By: Rich Younger on Thu, 22 May 2008 10:13
		Re: matrix division By: edward.s.meinel@aero. on Thu, 22 May 2008 09:47
		Re: matrix division By: Paul Van Delst[1] on Thu, 22 May 2008 09:19
		Re: matrix division By: David Fanning on Thu, 22 May 2008 08:48

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