Re: [OctDev] Circulant matrices

2012-03-28 Thread Nir Krakauer
Yes, that's one reason why it's advantageous to treat them as special cases On Wed, Mar 28, 2012 at 5:21 PM, Stephen Montgomery-Smith wrote: > Could all of these be implemented using fft and ifft?  For example, to > get the eigenvalues, just fft one of the rows of the matrix. ---

Re: [OctDev] Circulant matrices

2012-03-28 Thread Stephen Montgomery-Smith
On 03/28/2012 03:06 PM, Nir Krakauer wrote: > Are there any functions in Octave for working with circulant matrices > ( finding inverses, eigenvalues, and the like -- > http://en.wikipedia.org/wiki/Circulant_matrix )? I've written a few -- > would a new category in the linear-algebra package be a g

Re: [OctDev] Getting package installation prefixes

2012-03-28 Thread c.
On 28 Mar 2012, at 22:00, Philip Nienhuis wrote: >> I might be confused by the name but I think archprefix was intended to point >> to the directory with the architecture dependent files rather than just the >> package subdir ... >> that is handled by the files >> >> scripts/pkg/private/getarc

[OctDev] Circulant matrices

2012-03-28 Thread Nir Krakauer
Are there any functions in Octave for working with circulant matrices ( finding inverses, eigenvalues, and the like -- http://en.wikipedia.org/wiki/Circulant_matrix )? I've written a few -- would a new category in the linear-algebra package be a good place to put them? --Nir -

Re: [OctDev] Getting package installation prefixes

2012-03-28 Thread Philip Nienhuis
c. wrote: > > On 27 Mar 2012, at 20:40, Philip Nienhuis wrote: > >> Only partly, that goes only to the subdir. Inside, there's >> another one. To get there you'll need to get info from octave_config_info, >> as outlined in my post from yesterday. > > I might be confused by the name but I think a

Re: [OctDev] Early drafts for 3d plot function for implicit functions and lighted surfaces

2012-03-28 Thread Martin Helm
Am 28.03.2012 17:40, schrieb Juan Pablo Carbajal: > Martin, Such that your functions do not get forgotten. Would you like > to upload them here > http://sourceforge.net/tracker/?group_id=2888&atid=352888 Thanks Done ID 3512511 --

[OctDev] Files lacking copyright notice in optimininterp

2012-03-28 Thread Rafael Laboissiere
In packaging optiminterp for Debian (upcoming release 0.3.3-2), I noticed that the files inst/test_optiminterp.m and inst/test_optiminterp_mult.m are lacking copyright notices and license conditions. Please, fix this in the next release. Thanks, Rafael -

Re: [OctDev] Early drafts for 3d plot function for implicit functions and lighted surfaces

2012-03-28 Thread Juan Pablo Carbajal
On Wed, Mar 28, 2012 at 5:18 PM, Martin Helm wrote: > Dear all, > > I'ld like to propose two new functions (maybe for the plot package) and > would be happy to get some feedback: > > Rationale: A few years ago I code the iso* functions for octave > including isosurface which is fine for plotting d

Re: [OctDev] quaternion-2.0.0 released in package forum - please upload

2012-03-28 Thread Carnë Draug
On 28 March 2012 04:07, Lukas Reichlin wrote: > I've just posted quaternion-2.0.0 (SVN Revision 10077) in the package forum > [1]. Please upload it to the server. Done -- This SF email is sponsosred by: Try Windows Azur

[OctDev] bug? in NaN/bland_altman

2012-03-28 Thread Pierre Lonchampt
Fresh install of 3.6.1 + forge pacakages on windows 7: octave:5> bland_altman([1,2,3,4,5,6]',[0,2,3,5,6,5]') error: Invalid call to corrcoef. Correct usage is: -- Function File: corrcoef (X) -- Function File: corrcoef (X, Y) error: called from: error: C:\Octave3.6.1_gcc4.6.2\share\octave\