0000241: IMPLEMENTED: improved condition number estimation - Mantis

Mantis Bugtracker

Viewing Issue Simple Details [ Jump to Notes ]

[ View Advanced ] [ Issue History ] [ Print ]

ID

Category

Severity

Reproducibility

Date Submitted

Last Update

0000241

[ALGLIB] Linear algebra

feature

have not tried

2009-12-15 12:18

2010-01-25 22:21

Reporter

SergeyB

View Status

public

Assigned To

SergeyB

Priority

immediate

Resolution

implemented

Status

resolved

Product Version

Summary

0000241: IMPLEMENTED: improved condition number estimation

Description

Improvements:
* new implementation of RCOND traverses matrices by rows (which is significantly faster than previous implementation)
* all operations are performed with original matrix when possible (no excessive matrix copying)
* new Hermitian condition number estimation code added

Additional Information

Programming language

Unspecified

Relationships

There are no notes attached to this issue.

Issue History
Date Modified	Username	Field	Change
2009-12-15 12:18	SergeyB	New Issue
2009-12-15 12:18	SergeyB	Status	new => assigned
2009-12-15 12:18	SergeyB	Assigned To	=> SergeyB
2009-12-15 12:19	SergeyB	Summary	improved rcond => improved real/complex/HPD/SPD rcond
2010-01-25 22:20	SergeyB	Summary	improved real/complex/HPD/SPD rcond => IMPLEMENTED: improved condition number estimation
2010-01-25 22:20	SergeyB	Description Updated
2010-01-25 22:20	SergeyB	Project	PRIVATE ISSUES => ALGLIB
2010-01-25 22:21	SergeyB	Status	assigned => resolved
2010-01-25 22:21	SergeyB	Fixed in Version	=> [NOT RELEASED YET] Next major release
2010-01-25 22:21	SergeyB	Resolution	open => implemented

Mantis 1.1.6[^]

Copyright © 2000 - 2008 Mantis Group