to customize your list.
more stack exchange communities
Start here for a quick overview of the site
Detailed answers to any questions you might have
Discuss the workings and policies of this site
Space-efficient null space of sparse array
I have a roughly 100,000 × 3,000 matrix (as a
) that I'd like to find the kernel (null space) of. It has about 500,000 nonzero entries, all -1 or 1. ...
Jun 13 '12 at 20:06
newest kernel linear-algebra questions feed
Announcing The Launch Of Meta Stack Exchange
Hot Network Questions
Path syntax rules
What would be preferred aesthetically and performance wise?
Loss from selling mutual funds and tax in U.S
Just found out my 13 year old girl is Bi and dating a 17 year old girl in an "open" relationship. Huh? Now what?
Define and set length in one command
Is this a good implementation of the split function?
What does 'highly non linear' mean?
Is there a noun that means "the state of being flustered"?
Is it possible to use includegraphics with relative path inside subfiles?
Does `sl` ever show the current directory?
When should a GM roll behind the GM Screen?
*Master in Java Programming* or *Master at Java Programming* - The Use of 'Master'
Is the term 'Invalid' applicable for human beings?
Plausible explanation for large number of armed adventurers in fantasy RPG setting?
Nothing appears in simple plot
When riding with a single pannier, does it matter which side it's on?
Is altimeter setting corrected for temperature?
What needs to happen for email encryption to go mainstream?
Picasa without G +
Is there any evidence to back up the theory elderly people won't know how to use a smartphone?
Why does my command stop when I exit SSH?
Shapeshifter Villain travelling with Party
How can I deal with the challenges a player having Mind-Reading represents without negating their ability?
What does "OC" mean?
more hot questions
Life / Arts
Culture / Recreation
TeX - LaTeX
Unix & Linux
Ask Different (Apple)
Geographic Information Systems
Science Fiction & Fantasy
Seasoned Advice (cooking)
Personal Finance & Money
English Language & Usage
Mi Yodeya (Judaism)
Cross Validated (stats)
Theoretical Computer Science
Meta Stack Exchange
Stack Overflow Careers
site design / logo © 2014 stack exchange inc; user contributions licensed under
cc by-sa 3.0
Mathematica is a registered trademark of Wolfram Research, Inc. While the mark is used herein with the limited permission of Wolfram Research, Stack Exchange and this site disclaim all affiliation therewith.