mersenneforum.org  

Go Back   mersenneforum.org > Search Forums

Showing results 1 to 25 of 231
Search took 0.06 seconds.
Search: Posts Made By: fatphil
Forum: Factoring 2010-06-23, 08:14
Replies: 1,810
Views: 125,557
Posted By fatphil
I notice it's been 96 hours since the last...

I notice it's been 96 hours since the last connect, so I presume
everyone is off now. If that stays the case, I'll stick this machine in
my pocket when I head over to Tallinn tomorrow evening.
...
Forum: Factoring 2010-05-23, 21:14
Replies: 1,810
Views: 125,557
Posted By fatphil
In that case, I will need to perform the...

In that case, I will need to perform the migration onto my PicoITX. It looks like the ecmserver binary runs happily (though I've not seen it do any GMP maths yet, the VIA might not like the...
Forum: Factoring 2010-05-23, 12:41
Replies: 1,810
Views: 125,557
Posted By fatphil
If the clients are going to need to be...

If the clients are going to need to be reconfigured anyway, then they can connect to another port instead. 8194 is simply tradition.
Forum: Factoring 2010-05-23, 12:39
Replies: 1,810
Views: 125,557
Posted By fatphil
Greetings all. Sorry for any inconvenience this...

Greetings all. Sorry for any inconvenience this has caused.

I've got a replacement machine that literally fits in my pocket that can take over the role at a moment's notice, and which I can keep...
Forum: Factoring 2008-12-03, 18:48
Replies: 1,810
Views: 125,557
Posted By fatphil
Which bit's not in evidence? The Gauss sums are...

Which bit's not in evidence? The Gauss sums are from Sun et al. However, they might be completely unnecessary, depending on how the other lead you provide.

It seems as if you final sentence is...
Forum: Factoring 2008-12-01, 23:46
Replies: 1,810
Views: 125,557
Posted By fatphil
Are you familiar with the concept of who...

Are you familiar with the concept of who paragraphs keep related sentences together, and by extension, multiple paragraphs can be used to keep less-related sentences separate from each other?

If...
Forum: Factoring 2008-12-01, 19:27
Replies: 1,810
Views: 125,557
Posted By fatphil
Weird, I get an Aurefeuillian factorisation for...

Weird, I get an Aurefeuillian factorisation for 99 too:

? factor(hf(11,9,9))

params=[11, 9, 11/9, 1/3, 11, -1, 198]

[[5750932177, 1; 104907806276834514493, 1],
[100981, 1; 251857, 1;...
Forum: Factoring 2008-12-01, 18:41
Replies: 1,810
Views: 125,557
Posted By fatphil
http://www.leyland.vispa.com/numth/factorization/a...

http://www.leyland.vispa.com/numth/factorization/anbn/11+9.txt
187 1871.210784524898267.75233596333117435159. C130

C130 = 260777275385646300545894010485844710967932854733 *...
Forum: Factoring 2008-12-01, 17:25
Replies: 1,810
Views: 125,557
Posted By fatphil
I'm not just curious, but actually perturbed that...

I'm not just curious, but actually perturbed that you've wasted time ECM-ing numbers which would have split trivially if you'd used Aurefeuillian factorisations. With the help of the wonderful...
Forum: Factoring 2008-11-28, 14:01
Replies: 1,810
Views: 125,557
Posted By fatphil
Question I'm curious why, unlike other cyclotomic...

I'm curious why, unlike other cyclotomic projects, you didn't take the vastly-easier aurefeuillian ones to twice the size? Unfortunately, I no longer have any record of the factorisations I performed...
Forum: Riesel Prime Search 2007-09-03, 11:33
Replies: 33
Views: 2,284
Posted By fatphil
Apologies, I've been away for a while. Alas I am...

Apologies, I've been away for a while. Alas I am unable to find any records of the range that I searched. I didn't do it on my machine, but on a machine I bought for a friend, and she's unable to...
Forum: Factoring 2007-02-21, 18:49
Replies: 1,810
Views: 125,557
Posted By fatphil
4+3 is going swimmingly - 14 numbers with n<450...

4+3 is going swimmingly - 14 numbers with n<450 factored entirely into primes already.

Does anyone have a list of which tables are complete, as it definitely makes sense for me to tackle those...
Forum: Factoring 2007-02-21, 15:42
Replies: 1,810
Views: 125,557
Posted By fatphil
Absolutely. However, while mum was saying "finish...

Absolutely. However, while mum was saying "finish what you started", dad was saying "pick the easy fruit". I was always more in tune with my dad. It's not as if the above contribution adds any...
Forum: Factoring 2007-02-21, 14:41
Replies: 1,810
Views: 125,557
Posted By fatphil
Does someone want to get me up to speed. I can't...

Does someone want to get me up to speed. I can't see a simple summary in this thread, and it looks like people are looking outide the range listed in :...
Forum: Factoring 2007-02-21, 10:40
Replies: 1,810
Views: 125,557
Posted By fatphil
Don't worry guys and gals - I'm tail -f'ing the...

Don't worry guys and gals - I'm tail -f'ing the log and it's only a line every few minutes.

Right - get cracking!
Forum: Conjectures 'R Us 2007-01-22, 23:05
Replies: 11
Views: 6,811
Posted By fatphil
Phrot and Tripe and other miscellanea will all...

Phrot and Tripe and other miscellanea will all get bundled under a single code, which I have self-indulgently named Phils Primality Provers Suite, or "3 P's Suite" for short. (I swear, I'm going to...
Forum: Conjectures 'R Us 2007-01-20, 00:43
Replies: 49
Views: 7,861
Posted By fatphil
That's about one millionth of a second's work....

That's about one millionth of a second's work. Why is it considered a success?
Forum: Conjectures 'R Us 2007-01-10, 19:13
Replies: 49
Views: 7,861
Posted By fatphil
They are also just 18^n+1. Again, they can only...

They are also just 18^n+1. Again, they can only be prime if n is a power of 2, and would be Generalised Fermat Numbers. Have a look at Yves Gallot's GFN page for more info.
Forum: Lounge 2007-01-10, 16:47
Replies: 63
Views: 2,123
Posted By fatphil
Being the first occupant of my ignore list, it's...

Being the first occupant of my ignore list, it's only when people reply quoting him I get to see what nonsense he comes up with.

If it's "bitterly cold" here, why did I go shopping in a (short...
Forum: Conjectures 'R Us 2007-01-10, 16:27
Replies: 49
Views: 7,861
Posted By fatphil
Containing <<< 22*22^511+1 is not prime. ...

Containing
<<<
22*22^511+1 is not prime.
22*22^2047+1 is not prime.
22*22^3583+1 is not prime.
22*22^6655+1 is not prime.
>>>

Are you sure you know what you're doing?
Those are 22^n+1,...
Forum: Puzzles 2007-01-10, 15:30
Replies: 65
Views: 3,438
Posted By fatphil
Following this principle, experiments have been...

Following this principle, experiments have been made. For example, one so proportioned yielded 32.6% edges in a sample of 3000 tosses, which is in fairly good agreement with the model.
Forum: Lounge 2007-01-10, 15:10
Replies: 63
Views: 2,123
Posted By fatphil
Warmest winter in Finland since modern records...

Warmest winter in Finland since modern records began. Now snow at Christmas except for Northern Lappland. Most of December was 10C warmer than normal in Moscow too. China has just completed its...
Forum: Sierpinski/Riesel Base 5 2006-12-15, 05:45
Replies: 86
Views: 5,035
Posted By fatphil
Does Louie not have the ability to benchmark it...

Does Louie not have the ability to benchmark it himself? Or even to read this thread? Or is he incapable of contacting me directly? Or even simply unwilling to?

If the answer to even one of those...
Forum: Sierpinski/Riesel Base 5 2006-12-14, 07:32
Replies: 86
Views: 5,035
Posted By fatphil
Nope it does not. And I see no need to split...

Nope it does not. And I see no need to split information about phrot into a second thread as you obviously haven't been bothered to read more than a tiny fraction of this thread. Quite why are you...
Forum: Sierpinski/Riesel Base 5 2006-12-13, 19:53
Replies: 86
Views: 5,035
Posted By fatphil
There's no part of the system that's "secret",...

There's no part of the system that's "secret", but there may be quirks that make self-building a bit of an uphill struggle. Cygwin's the quirkiest. The next full release of YEAFFT should make it...
Showing results 1 to 25 of 231

 
All times are UTC. The time now is 22:47.

Wed Oct 21 22:47:15 UTC 2020 up 41 days, 19:58, 1 user, load averages: 1.90, 1.74, 1.73

Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2020, Jelsoft Enterprises Ltd.

This forum has received and complied with 0 (zero) government requests for information.

Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation.
A copy of the license is included in the FAQ.