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Search: Posts Made By: hallstei
Forum: Homework Help 2011-03-05, 09:54
Replies: 4
Views: 3,802
Posted By hallstei
Thank you very much.

Thank you very much.
Forum: Homework Help 2011-03-04, 13:55
Replies: 4
Views: 3,802
Posted By hallstei
Pseudometric spaces and Lipschitz continuity

Hi,

does anyone know if the concept of Lipschitz continuity is well-defined on pseudometric spaces, the way it is on metric spaces?
Forum: Homework Help 2009-06-10, 19:26
Replies: 4
Views: 3,121
Posted By hallstei
Thanks, guys! Was it really that simple!? I...

Thanks, guys!

Was it really that simple!? I assumed the solution was far more complex, and have spent some time googling for really complicated words.

Any pointers to good textbooks that deals...
Forum: Homework Help 2009-06-10, 12:29
Replies: 4
Views: 3,121
Posted By hallstei
Lipschitz constants

Hi,

I believe this is the appropriate forum for asking this question, even though it is not homework per se.

Where do I find comprehensive information about how to (get my computer to) compute...
Forum: mersennewiki 2009-06-03, 18:19
Replies: 169
Views: 63,409
Posted By hallstei
Account request

I am planning to do some factoring work on home primes.

account name == forum name?

Cheers
Forum: Msieve 2007-11-21, 17:34
Replies: 465
Views: 64,319
Posted By hallstei
Would it be possible to have msieve automatically...

Would it be possible to have msieve automatically save a check point file for matrices of any size, if one interrupts the process? This will be useful if you for some reason cannot finish your...
Forum: Factoring 2007-05-01, 06:17
Replies: 7
Views: 1,397
Posted By hallstei
Thanks for the tip! I tried this just now....

Thanks for the tip!

I tried this just now. But when I ran msieve, I got an enormous amount of errors messages:

90% of the error messages were on the form "error -10 reading relation X"

The...
Forum: Factoring 2007-04-30, 13:26
Replies: 7
Views: 1,397
Posted By hallstei
ggnfs sqrt problem

Hi,

I am trying to factor a c129 from the xyyxf project.

(The number is...
Forum: ElevenSmooth 2005-10-18, 07:07
Replies: 41
Views: 7,808
Posted By hallstei
Any news?

This project is very interesting, and I have just started running the client.

But it seems like there has been a long time since the homepage was updated. Is there any news from the project?

I...
Forum: Factoring 2005-05-19, 09:50
Replies: 136
Views: 40,361
Posted By hallstei
HP[7]18

Thu May 19 11:42:28 2005 prp42 factor: 371013244266675855845193344908135995895243
Thu May 19 11:42:28 2005 prp56 factor: 49982249527963300183930285965173016012402231268326135649
Thu May 19...
Forum: Factoring 2005-05-18, 06:42
Replies: 136
Views: 40,361
Posted By hallstei
HP[9]16 C98 ecm: [100@250k][1100@1m]

HP[9]16 C98 ecm: [100@250k][1100@1m]
11458684517279075940009076614278392128600911605811187516921997740429440460654210572105040919082341

Using msieve:

Wed May 18 03:57:04 2005 prp40 factor:...
Forum: Factoring 2005-04-19, 08:57
Replies: 5
Views: 4,263
Posted By hallstei
That is right, I implement this program just to...

That is right, I implement this program just to learn the algorithm. Thanks for the feedback, Jason! I'm now trying bit size^2, to see how that works out.

The main obstacle for me at the moment...
Forum: Factoring 2005-04-17, 19:10
Replies: 5
Views: 4,263
Posted By hallstei
Quadratic Sieve - How large should the factor base be?

I am currently implementing the quadratic sieve, and was wondering how large the factor base should be.

I currently use a factor base the size of the number of bits in the number to be factored,...
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