mersenneforum.org  

Go Back   mersenneforum.org > Search Forums

Showing results 1 to 25 of 1000
Search took 0.30 seconds.
Search: Posts Made By: CRGreathouse
Forum: Science & Technology 2020-12-29, 21:00
Replies: 49
Views: 1,615
Posted By CRGreathouse
I couldn't find anything on LitCovid or the...

I couldn't find anything on LitCovid or the BNT162b2 trial paper (NEJM).
Forum: ONeil 2020-12-29, 20:51
Replies: 28
Views: 836
Posted By CRGreathouse
It's OK to make mistakes, but you should (1) have...

It's OK to make mistakes, but you should (1) have some humility when you're learning a new field and (2) try to learn something from the experience. I took the time to find a short, good page...
Forum: ONeil 2020-12-29, 04:43
Replies: 28
Views: 836
Posted By CRGreathouse
> Mod(2,13)^109947391-1 %1 = Mod(10, 13) ...

> Mod(2,13)^109947391-1
%1 = Mod(10, 13)

Sorry, try again next time. You might want to read up (https://primes.utm.edu/glossary/page.php?sort=MersenneDivisor) on the special form of Mersenne...
Forum: Science & Technology 2020-12-29, 02:27
Replies: 49
Views: 1,615
Posted By CRGreathouse
Another group that would warrant more protection...

Another group that would warrant more protection under most epidemiological models is the homeless. Probably the homeless put the community at even higher risk (as they mingle with the community...
Forum: Science & Technology 2020-12-28, 20:33
Replies: 49
Views: 1,615
Posted By CRGreathouse
First: Health care personnel with potential...

First: Health care personnel with potential exposure to COVID patients and LTCF residents (nursing home patients)
Second: Frontline essential workers (First responders [firefighters, police],...
Forum: ONeil 2020-12-26, 04:11
Replies: 49
Views: 1,552
Posted By CRGreathouse
I do believe it has been demonstrated that ONeil...

I do believe it has been demonstrated that ONeil isn't sure of his own predictive abilities. Was anyone surprised? He knows his own track record as well as we do.
Forum: Prime Gap Searches 2020-12-18, 04:10
Replies: 9
Views: 604
Posted By CRGreathouse
If you'd like me to look anything over, post the...

If you'd like me to look anything over, post the A-number here or PM me once it's up. (If you're happy with how it looks, submit for review at the same time; if not, leave it in /draft while you have...
Forum: ONeil 2020-12-18, 03:45
Replies: 84
Views: 1,597
Posted By CRGreathouse
To back up Serge, there are at least three...

To back up Serge, there are at least three currently approved cancer vaccines:
TICE BCG (a therapeutic vaccine for bladder cancer, CIS or more broadly NMIBC)
Hep B (chronic Hep B infection is...
Forum: ONeil 2020-12-15, 18:09
Replies: 84
Views: 1,597
Posted By CRGreathouse
ONeil, every time I try to have a serious...

ONeil, every time I try to have a serious discussion you shut it down. Do you have any serious reasons for your antivaxx sentiment?
Forum: ONeil 2020-12-15, 08:05
Replies: 84
Views: 1,597
Posted By CRGreathouse
Please let me know what parts you found...

Please let me know what parts you found convoluted and I'll see if I can simplify them further.



Pretty much, yes. There are plenty of wise people who are cautious about vaccines, but not a...
Forum: Factoring 2020-12-15, 06:45
Replies: 9
Views: 673
Posted By CRGreathouse
Obviously anything on the properties of the sigma...

Obviously anything on the properties of the sigma function is very closely related and would be useful, but you might consider the phi function as well; there's almost a duality between the two...
Forum: ONeil 2020-12-15, 06:28
Replies: 84
Views: 1,597
Posted By CRGreathouse
Why don't you make that more concrete so when the...

Why don't you make that more concrete so when the date rolls around we can know unambiguously if you were right or wrong. What, precisely, are you predicting?
Forum: ONeil 2020-12-15, 06:23
Replies: 84
Views: 1,597
Posted By CRGreathouse
Let's be careful here. There are many different...

Let's be careful here. There are many different products out there, and it would be silly to say that they're either all safe or all unsafe, and similarly that they're either all efficacious or all...
Forum: Factoring 2020-12-14, 21:35
Replies: 9
Views: 673
Posted By CRGreathouse
Be agile...

Be agile (https://en.wikipedia.org/wiki/Agile_software_development) and build a minimal product before you even think about building in more features. A working library is better than a great concept...
Forum: ONeil 2020-12-14, 07:57
Replies: 17
Views: 432
Posted By CRGreathouse
It's pretty easy to just throw a guess out there....

It's pretty easy to just throw a guess out there. If you're wrong, well, you've been wrong before. If you're right, you'll take it as a sign that there was method in the madness, rather than chance....
Forum: Prime Gap Searches 2020-12-14, 06:48
Replies: 9
Views: 604
Posted By CRGreathouse
Yes, I am an OEIS Editor-in-Chief. If you need...

Yes, I am an OEIS Editor-in-Chief. If you need help submitting something, feel free to PM me.
Forum: Miscellaneous Math 2020-12-12, 05:34
Replies: 50
Views: 6,313
Posted By CRGreathouse
Yes. Basically, there was too much research for...

Yes. Basically, there was too much research for me to post just one or two papers, and not enough in your question to narrow the field down, so I just linked to a search showing the sorts of papers...
Forum: Information & Answers 2020-12-12, 05:25
Replies: 2
Views: 235
Posted By CRGreathouse
Less than or equal to, yes. (The bold part is...

Less than or equal to, yes. (The bold part is necessary in case you encounter the square of a prime.) But this is a very slow method and much better ones are known even for quite small numbers.
Forum: Miscellaneous Math 2020-12-10, 19:40
Replies: 50
Views: 6,313
Posted By CRGreathouse
https://scholar.google.com/scholar?hl=en&as_sdt=0%...

https://scholar.google.com/scholar?hl=en&as_sdt=0%2C33&q=Collatz+%22finite+field%22&btnG=
Forum: Prime Gap Searches 2020-12-06, 06:54
Replies: 9
Views: 604
Posted By CRGreathouse
I think you're looking for A113275...

I think you're looking for A113275 (https://oeis.org/A113275) and A113274 (https://oeis.org/A113274).
Forum: ONeil 2020-12-06, 06:45
Replies: 8
Views: 278
Posted By CRGreathouse
Let me break this down. You have 12 polynomials...

Let me break this down. You have 12 polynomials in p (let's suppose this is prime), six of which are quadratic and six of which are linear (constant multiples of p, in fact). But it's pretty obvious...
Forum: GMP-ECM 2020-12-04, 06:01
Replies: 10
Views: 1,012
Posted By CRGreathouse
:goodposting:

:goodposting:
Forum: ONeil 2020-12-04, 05:58
Replies: 6
Views: 215
Posted By CRGreathouse
I tested this on the odd primes below 10^8 and...

I tested this on the odd primes below 10^8 and found that it worked on 10.9% of them and failed on the balance. This is actually worse than you'd expect for a procedure that generates random odd...
Forum: Number Theory Discussion Group 2020-11-12, 06:30
Replies: 10
Views: 981
Posted By CRGreathouse
Definitely. Just be careful, since 2n^2 - 1 isn't...

Definitely. Just be careful, since 2n^2 - 1 isn't monic, so theorem 1.4 doesn't apply directly. I'm not sure if shifting it will shift the density or not. (Probably not, but as they say: Доверяй, но...
Forum: Soap Box 2020-11-04, 06:57
Replies: 39
Views: 2,025
Posted By CRGreathouse
Is this a prediction that Trump will win at least...

Is this a prediction that Trump will win at least 299 electoral votes?
Showing results 1 to 25 of 1000

 
All times are UTC. The time now is 04:37.

Wed Jan 20 04:37:03 UTC 2021 up 48 days, 48 mins, 0 users, load averages: 3.39, 3.56, 3.40

Powered by vBulletin® Version 3.8.11
Copyright ©2000 - 2021, 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.