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Search: Posts Made By: Qubit
Forum: Software 2019-06-02, 06:11
Replies: 4
Views: 1,243
Posted By Qubit
I second that, although I find it hard to believe...

I second that, although I find it hard to believe that Microsoft will do something crazy that will upset the GitHub ecosystem.


As for the subject, I think that moving to GitHub will benefit the...
Forum: Software 2018-09-29, 22:04
Replies: 0
Views: 700
Posted By Qubit
Uploading Prime95 to GitHub?

Just wondering, was uploading the Prime95 source code to GitHub (or any similar service) considered?
(I'm not talking about Prime95 mirrors which only get updated each release. Those already exist...
Forum: Factoring 2015-06-26, 15:19
Replies: 9
Views: 2,887
Posted By Qubit
Now that M991 is completed, the smallest Mersenne...

Now that M991 is completed, the smallest Mersenne number which has not been fully factored is M1213 (http://www.mersenne.ca/exponent/1213).
(Followed by 1217, 1229, 1231, 1237, 1249, 1259 and 1277,...
Forum: Data 2014-11-02, 16:08
Replies: 3,486
Views: 315,045
Posted By Qubit
The number of registered CPUs passed 1 million. ...

The number of registered CPUs passed 1 million.
(Although the number of CPUs active in the last week/month is "only" 11.9k/22.5k, resp.)
Forum: Data 2014-09-26, 19:50
Replies: 3,486
Views: 315,045
Posted By Qubit
Thank you, I missed that page. Currently...

Thank you, I missed that page.

Currently assigned prior to March 1:
32582657 milestone – 83 assignments (total assignments and countdown: 85).
57885161 milestone – 235 assignments (total...
Forum: Data 2014-09-25, 14:59
Replies: 3,486
Views: 315,045
Posted By Qubit
Fair enough. Still – though unassigned, exponents...

Fair enough. Still – though unassigned, exponents in that range seem to be unavailable through the Manual Assignment page. (But maybe it's just me.)
Forum: Data 2014-09-25, 14:45
Replies: 3,486
Views: 315,045
Posted By Qubit
Why is this...

Why is this (http://www.mersenne.org/assignments/?exp_lo=51261649&exp_hi=57885161&execm=1&exdchk=1&exp1=1&extf=1&B1=Get+Assignments) page showing only 808 exponents, while the milestones page says...
Forum: PrimeNet 2014-07-30, 12:30
Replies: 2
Views: 1,465
Posted By Qubit
Perhaps, but my point is not about that no...

Perhaps, but my point is not about that no matching assignment has been found.
I worry that some users don't care enough to unreserve the random assignments they were given, and they'll simply leave...
Forum: PrimeNet 2014-07-29, 19:10
Replies: 2
Views: 1,465
Posted By Qubit
On getting manual assignments

In the manual assignment (http://www.mersenne.org/manual_assignment/) page, will you consider adding a checkbox allowing the user to choose whether he also wants to be assigned numbers that do no...
Forum: Factoring 2014-07-24, 15:33
Replies: 24
Views: 3,459
Posted By Qubit
Does anyone know the date of when the last factor...

Does anyone know the date of when the last factor of M947 was found? (Or how I can find it.)
Forum: Data 2014-07-02, 16:27
Replies: 3,486
Views: 315,045
Posted By Qubit
Maybe by Firework Night.

Maybe by Firework Night.
Forum: Data 2014-07-01, 23:07
Replies: 3,486
Views: 315,045
Posted By Qubit
Is today this fireworks day you've mentioned? ...

Is today this fireworks day you've mentioned?

July 1: Countdown to proving M(32582657) is the 44th Mersenne Prime: 2,234
(BTW, over what were you taking the percentages?)
Forum: Forum Feedback 2014-05-06, 09:50
Replies: 36
Views: 4,583
Posted By Qubit
Apparently I'm also not the only one with...

Apparently I'm also not the only one with permissions to change the title of this thread (which is a reasonable conclusion, but I wouldn't like to see it being abused).

"With moderate power there...
Forum: Math 2014-05-05, 14:22
Replies: 127
Views: 29,960
Posted By Qubit
I didn't say p divides M(q), I said M(p) divides...

I didn't say p divides M(q), I said M(p) divides M(q), which does imply (http://primes.utm.edu/notes/proofs/MerDiv.html) M(p)\equiv 1 (mod q).

As for the second thing, obviously primes also divide...
Forum: Forum Feedback 2014-05-05, 14:07
Replies: 36
Views: 4,583
Posted By Qubit
I didn't know that show existed. As I said, not I...

I didn't know that show existed. As I said, not I changed the avatar (there's some moderator you should point these questions to).
Forum: Forum Feedback 2014-05-05, 12:29
Replies: 36
Views: 4,583
Posted By Qubit
Self-describing taglines: taglines that describe themselves

Apparently I'm not the only one with permissions to change my avatar =]
But really, the logo of a Canadian game show? That's an interesting choice...
Forum: Math 2014-05-05, 12:10
Replies: 127
Views: 29,960
Posted By Qubit
Other ways to see this are: 1. Recall that...

Other ways to see this are:
1. Recall that every two prime-exponent Mersenne numbers are coprime (that is, they share no common factor greater than 1). What you noticed follows.
or 2. Recall...
Forum: Math 2014-05-04, 14:37
Replies: 9
Views: 2,724
Posted By Qubit
Maybe this "conjecture" was inspired by what...

Maybe this "conjecture" was inspired by what Wikipedia calls the "Lenstra–Pomerance–Wagstaff conjecture", which states that the number of Mersenne primes in the exponent-interval...
Forum: Math 2014-05-02, 21:19
Replies: 2
Views: 952
Posted By Qubit
Square-freeness of Mersenne numbers

(That is, prime-exponent Mersenne numbers.)

I wonder if we shall hear about developments regarding the mentioned open problem (not necessarily in the near future).
In any case, and in a hope to...
Forum: PrimeNet 2014-04-15, 17:07
Replies: 7
Views: 645
Posted By Qubit
I was bored so, for some reason, I checked the...

I was bored so, for some reason, I checked the estimation of 1/65 =/
(Looking at the first 500 values of (Successes/Attempts) in the top TF list (http://www.mersenne.org/report_top_500_tf/), there's...
Forum: Miscellaneous Math 2014-04-13, 21:02
Replies: 74
Views: 6,283
Posted By Qubit
edit: Whoops, miscalculation.

edit: Whoops, miscalculation.
Forum: Miscellaneous Math 2014-04-13, 20:56
Replies: 74
Views: 6,283
Posted By Qubit
Perhaps I misunderstood, but for M = 3 we get 3^2...

Perhaps I misunderstood, but for M = 3 we get 3^2 = 9, which is 0 mod 3.
Forum: Data 2014-04-08, 22:41
Replies: 3,486
Views: 315,045
Posted By Qubit
The "Countdown to testing all exponents below...

The "Countdown to testing all exponents below M(57885161) once" fell below 10000 (at 9,957).
I hope that the milestone will be reached soon enough :)
(It doesn't seem too far away, although...
Forum: Math 2014-04-08, 20:50
Replies: 5
Views: 2,830
Posted By Qubit
*I hope it's okay bumping this. The lemma...

*I hope it's okay bumping this.

The lemma isn't true just for Mersenne numbers: Any integer a>1 satisfies GCD(a^m-1,a^n-1)=a^{GCD(m,n)}-1.
In Graham, Knuth and Patashnik's book "Concrete...
Forum: Information & Answers 2014-04-02, 16:57
Replies: 24
Views: 2,664
Posted By Qubit
still :sad:

still :sad:
Showing results 1 to 25 of 38

 
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