inconsistent condition numbers from cond, det, inv functions

		Rolf Fabian – inconsistent condition numbers from cond, det, inv functions Rolf Fabian inconsistent condition numbers from cond, det, inv functions - octave-3.0.0.exe:> version, computer ans = 3.0.0 i686-pc-msdosmsvc # a singular matrix octave-3.0.0.exe:>... Loading...   Reply More Rate this Message: Reply to author Edit post Delete Print Show in classic view Show in thread view Permalink

		Ben Abbott Ben Abbott On Feb 7, 2008, at 4:28 AM, Rolf Fabian wrote: > > octave-3.0.0.exe:> version, computer > ans = 3.0.0 >... Loading...   Reply More Rate this Message: Reply to author Delete Print Show in classic view Show in thread view Permalink

		Rolf Fabian Rolf Fabian My personal condh.m function accepts a 2nd argument p = 1, 2, 'fro', 'inf', Inf, ... accounting for the different... Loading...   Reply More Rate this Message: Reply to author Edit post Delete Print Show in classic view Show in thread view Permalink

		Ben Abbott Ben Abbott On Feb 7, 2008, at 7:00 AM, Rolf Fabian wrote: > [...] > > Unfortunately example matrix x was choosen to be... Loading...   Reply More Rate this Message: Reply to author Delete Print Show in classic view Show in thread view Permalink

		Rolf Fabian Rolf Fabian Thanks Ben. From your results I conclude that MatLab is actually doing something very similar than I did for... Loading...   Reply More Rate this Message: Reply to author Edit post Delete Print Show in classic view Show in thread view Permalink

		David Bateman David Bateman Rolf Fabian wrote: > Thanks Ben. From your results I conclude that MatLab > is actually doing something very similar... Loading...   Reply More Rate this Message: Reply to author Delete Print Show in classic view Show in thread view Permalink

		Rolf Fabian Rolf Fabian Forgot to mention my conclusions about the subject title: Because ML seems to use (2 times) 2-norm for cond() by... Loading...   Reply More Rate this Message: Reply to author Edit post Delete Print Show in classic view Show in thread view Permalink

		Ben Abbott Ben Abbott On Thursday, February 07, 2008, at 08:09AM, "Rolf Fabian" <Rolf.Fabian@...> wrote: > >Ben Abbott wrote: >> >> On... Loading...   Reply More Rate this Message: Reply to author Delete Print Show in classic view Show in thread view Permalink

		John W. Eaton John W. Eaton On 7-Feb-2008, David Bateman wrote: | Unfortunately, for reasons I don't quite understand, Octave has many | files... Loading...   Reply More Rate this Message: Reply to author Delete Print Show in classic view Show in thread view Permalink

		Rolf Fabian Rolf Fabian In the case under consideration the change done by me was much more than essential. Judging the importance of a... Loading...   Reply More Rate this Message: Reply to author Edit post Delete Print Show in classic view Show in thread view Permalink

		Rolf Fabian Rolf Fabian In my recent upload the quoted text was erroneously attributed to David Bateman, but actually the citation refers to... Loading...   Reply More Rate this Message: Reply to author Edit post Delete Print Show in classic view Show in thread view Permalink

		David Bateman David Bateman Rolf Fabian wrote: > > John W. Eaton wrote: > >> On 7-Feb-2008, David Bateman wrote: >> If someone makes major... Loading...   Reply More Rate this Message: Reply to author Delete Print Show in classic view Show in thread view Permalink

		John W. Eaton John W. Eaton On 8-Feb-2008, David Bateman wrote: | If possible, though it really isn't now, I'd be all for stripping all |... Loading...   Reply More Rate this Message: Reply to author Delete Print Show in classic view Show in thread view Permalink

		John W. Eaton John W. Eaton One thing I should also add is that I started putting Author tags in .m files for the same reasons I believe they are... Loading...   Reply More Rate this Message: Reply to author Delete Print Show in classic view Show in thread view Permalink

		Ben Abbott Ben Abbott On Feb 8, 2008, at 6:13 AM, John W. Eaton wrote: > On 8-Feb-2008, David Bateman wrote: > > | If possible, though... Loading...   Reply More Rate this Message: Reply to author Delete Print Show in classic view Show in thread view Permalink

		David Bateman David Bateman Ben Abbott wrote: > > There have been many functions "adapted" (for octave-forge etc) over > the years. I would... Loading...   Reply More Rate this Message: Reply to author Delete Print Show in classic view Show in thread view Permalink

		Ben Abbott Ben Abbott On Feb 8, 2008, at 6:21 AM, John W. Eaton wrote: > One thing I should also add is that I started putting Author... Loading...   Reply More Rate this Message: Reply to author Delete Print Show in classic view Show in thread view Permalink

		Ben Abbott Ben Abbott On Feb 8, 2008, at 6:35 AM, David Bateman wrote: > Ben Abbott wrote: >> >> There have been many functions... Loading...   Reply More Rate this Message: Reply to author Delete Print Show in classic view Show in thread view Permalink

		Ben Abbott – PATCH for cond() Ben Abbott PATCH for cond() - I've attached a patch respecting Rolf's change to cond(). 2008-02-08 Rolf Fabian <r fabian at jacobs-university dot... Loading...   Reply More Rate this Message: Reply to author Delete Print Show in classic view Show in thread view Permalink

		David Bateman David Bateman Ben Abbott wrote: > > John, > > I've used the authorship lines in the past to get help fixing > bugs/features. I'd... Loading...   Reply More Rate this Message: Reply to author Delete Print Show in classic view Show in thread view Permalink

		John W. Eaton John W. Eaton On 8-Feb-2008, David Bateman wrote: | Do this mean we need an "Octave Foundation" that represents all |... Loading...   Reply More Rate this Message: Reply to author Delete Print Show in classic view Show in thread view Permalink

		John W. Eaton John W. Eaton On 8-Feb-2008, Ben Abbott wrote: | I've attached a patch respecting Rolf's change to cond(). | | 2008-02-08 ... Loading...   Reply More Rate this Message: Reply to author Delete Print Show in classic view Show in thread view Permalink