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[Octave-bug-tracker] [bug #41305] error: eigs: error -14 in dneupd
From: |
anonymous |
Subject: |
[Octave-bug-tracker] [bug #41305] error: eigs: error -14 in dneupd |
Date: |
Wed, 22 Jan 2014 14:16:49 +0000 |
User-agent: |
Mozilla/5.0 (X11; Linux i686) AppleWebKit/537.36 (KHTML, like Gecko) Ubuntu Chromium/31.0.1650.63 Chrome/31.0.1650.63 Safari/537.36 |
URL:
<http://savannah.gnu.org/bugs/?41305>
Summary: error: eigs: error -14 in dneupd
Project: GNU Octave
Submitted by: None
Submitted on: Mi 22 Jan 2014 14:16:49 UTC
Category: Octave Function
Severity: 3 - Normal
Priority: 5 - Normal
Item Group: Other
Status: None
Assigned to: None
Originator Name: Max
Originator Email: address@hidden
Open/Closed: Open
Discussion Lock: Any
Release: 3.6.4
Operating System: GNU/Linux
_______________________________________________________
Details:
I'm using GNU Octave for research and need to randomly initialise matrices and
then calculate their eigenvalues. Sometimes I get the following error
error: eigs: error -14 in dneupd
In Version 3.4.2 and 3.6.4 the following line triggers the error:
rand('state',114); W = rand(200); W(W < 0.9) = 0; W(W != 0) = rand(size(W(W !=
0))) - 0.5; eigs(W,1)
The following line triggers the error only in version 3.4.2:
rand('state',137); W = rand(200); W(W < 0.9) = 0; W(W != 0) = rand(size(W(W !=
0))) - 0.5; eigs(W,1)
Please note that calling eigs(W) , leaving away the >>1<<, works correctly.
If eigs works correctly, the error should occur in both versions and the error
message should be more informative.
I think, something has to be done to fix eigs or its librarys.
sincerely
_______________________________________________________
Reply to this item at:
<http://savannah.gnu.org/bugs/?41305>
_______________________________________________
Nachricht gesendet von/durch Savannah
http://savannah.gnu.org/
- [Octave-bug-tracker] [bug #41305] error: eigs: error -14 in dneupd,
anonymous <=
- [Octave-bug-tracker] [bug #41305] error: eigs: error -14 in dneupd, Mike Miller, 2014/01/22
- [Octave-bug-tracker] [bug #41305] error: eigs: error -14 in dneupd, Pantxo Diribarne, 2014/01/22
- [Octave-bug-tracker] [bug #41305] error: eigs: error -14 in dneupd, Mike Miller, 2014/01/22
- [Octave-bug-tracker] [bug #41305] error: eigs: error -14 in dneupd, Jordi GutiƩrrez Hermoso, 2014/01/22
- [Octave-bug-tracker] [bug #41305] error: eigs: error -14 in dneupd, Pantxo Diribarne, 2014/01/22
- [Octave-bug-tracker] [bug #41305] error: eigs: error -14 in dneupd, Jordi GutiƩrrez Hermoso, 2014/01/22
- [Octave-bug-tracker] [bug #41305] error: eigs: error -14 in dneupd, Pantxo Diribarne, 2014/01/22
- [Octave-bug-tracker] [bug #41305] error: eigs: error -14 in dneupd, Max G., 2014/01/23
- [Octave-bug-tracker] [bug #41305] error: eigs: error -14 in dneupd, Pantxo Diribarne, 2014/01/23
- [Octave-bug-tracker] [bug #41305] error: eigs: error -14 in dneupd, Pantxo Diribarne, 2014/01/23