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Search: Posts Made By: Dr Sardonicus
Forum: Soap Box 2020-10-30, 13:15
Replies: 144
Views: 12,456
Posted By Dr Sardonicus
Falwell sues Liberty, saying school damaged his...

Falwell sues Liberty, saying school damaged his reputation (https://apnews.com/article/jerry-falwell-lawsuits-lynchburg-45e11f1455980d0bed7961bf9c03daaf) (my emphasis)
:missingteeth:

-- Ambrose...
Forum: Soap Box 2020-10-30, 13:02
Replies: 314
Views: 19,319
Posted By Dr Sardonicus
Yes, of course, it was about the imagery. As...

Yes, of course, it was about the imagery. As long as accuracy isn't relevant, footage of hagfish would be good, too.

In the actual parasite department, such things as bot flies, sea lampreys,...
Forum: Lounge 2020-10-30, 02:26
Replies: 1,316
Views: 71,898
Posted By Dr Sardonicus
You get what you pay for...

Black leopard mauls man who paid to have pictures taken (https://apnews.com/article/black-leopard-mauls-man-florida-c0df1ffe2f7c0feaff33abbe47ddc7c3) (my emphasis)

Huh, wonder why it took two...
Forum: Wagstaff PRP Search 2020-10-29, 16:32
Replies: 400
Views: 40,204
Posted By Dr Sardonicus
The Main tables...

The Main tables (https://homes.cerias.purdue.edu/~ssw/cun/pmain1020.txt) for the Cunningham Project (https://homes.cerias.purdue.edu/~ssw/cun/) give all that is known as of October 13, 2020 for 2^n -...
Forum: jwaltos 2020-10-29, 12:54
Replies: 5
Views: 166
Posted By Dr Sardonicus
Euclid used number to mean an integer greater...

Euclid used number to mean an integer greater than 1, while 1 was the unit. Thus, a prime number was by definition greater than 1.

If you want to bring negative numbers into the picture, the...
Forum: Soap Box 2020-10-28, 23:29
Replies: 314
Views: 19,319
Posted By Dr Sardonicus
I am shocked -- shocked! that blowfly maggots...

I am shocked -- shocked! that blowfly maggots would be portrayed as parasites -- or that Lindsey Graham would be compared to them.

Feeding on carrion is scavenging, not parasitism. And, unlike...
Forum: Lounge 2020-10-28, 14:08
Replies: 1,511
RIP
Views: 104,161
Posted By Dr Sardonicus
TaB, diet soft drink introduced in 1963. ...

TaB, diet soft drink introduced in 1963. Announcement made October 16. Very moving eulogy from the company:

"We're challenging ourselves to think differently about our brands to accelerate our...
Forum: Lounge 2020-10-28, 12:24
Replies: 142
Views: 11,708
Posted By Dr Sardonicus
[/QUOTE]I seriously doubt this. Crows will, to...

[/QUOTE]I seriously doubt this. Crows will, to be sure, harass any hawk or owl they deem a threat -- usually by "mobbing." They might peck at whatever they're chasing, but it would be "hit and run"...
Forum: Number Theory Discussion Group 2020-10-28, 02:05
Replies: 27
Views: 850
Posted By Dr Sardonicus
Obviously, searching far enough to find a...

Obviously, searching far enough to find a 447-tuple of primes

p, p + 2, p + 6, p + 8, p + 12, ..., p + 3158

is a bit much to ask for.

However, it occurred to me that finding "initial"...
Forum: Lounge 2020-10-27, 18:55
Replies: 1,127
Views: 54,733
Posted By Dr Sardonicus
White house Chief of Staff Mark Meadows recently...

White house Chief of Staff Mark Meadows recently said, "We're not going to control the pandemic."

I can assure everyone that the White House is relying on wisdom from one of the most famous sages...
Forum: Number Theory Discussion Group 2020-10-27, 14:42
Replies: 27
Views: 850
Posted By Dr Sardonicus
Admissible prime constellations...

Admissible prime constellations (http://sweet.ua.pt/tos/apc.html#r7) is IMO a good overview. The second graph, of p(k) - l(k) - 1, tells the story.

For small constellation size k, the second...
Forum: Puzzles 2020-10-25, 17:15
Replies: 26
Views: 715
Posted By Dr Sardonicus
The ebay item is indeed very similar in design to...

The ebay item is indeed very similar in design to your pin. That item is (claimed to be) silver

I'm not sure what the "Mystery pin" is made of. It looks like it might be plated base metal, which...
Forum: News 2020-10-25, 15:27
Replies: 571
Views: 58,595
Posted By Dr Sardonicus
Ambrose Bierce's The Devil's Dictionary, does,...

Ambrose Bierce's The Devil's Dictionary, does, however, include the following:

PLAN, v.t. To bother about the best method of accomplishing an accidental result.
Forum: Soap Box 2020-10-25, 15:03
Replies: 16
Views: 481
Posted By Dr Sardonicus
Highlights of the Opinion and Order in Anonymous...

Highlights of the Opinion and Order in Anonymous Grand Juror #1 v. Commonwealth of Kentucky, No. 20-CI-5721 by Judge Annie O'Connell (emphasis in original):

"This is a rare and extraordinary...
Forum: Lounge 2020-10-24, 20:52
Replies: 142
Views: 11,708
Posted By Dr Sardonicus
Hmm. "Pyrrhocorax" apparently means...

Hmm. "Pyrrhocorax" apparently means "Flame-colored beak." Perhaps their high-pitched voices indicate they need chough medicine.


Actually, starlings were introduced to the US in the 1890's....
Forum: Prime Gap Searches 2020-10-24, 01:24
Replies: 108
Views: 11,407
Posted By Dr Sardonicus
Hmm. You can use \; to insert white space. The...

Hmm. You can use \; to insert white space. The pound or hashtag sign, I could find no good remedy.

I tried \# wrapped in tex tags. "Preview post" got me a message:

\#

In case that didn't...
Forum: Lounge 2020-10-24, 00:28
Replies: 47
Views: 2,817
Posted By Dr Sardonicus
Washington state discovers first 'murder hornet'...

Washington state discovers first 'murder hornet' nest in US (https://apnews.com/article/washington-first-murder-hornet-discovery-0cbf9cccf5a4a62902aa880c87629172)

In other insect news, the two...
Forum: Puzzles 2020-10-23, 19:07
Replies: 26
Views: 715
Posted By Dr Sardonicus
Hmm. Looking at it now, I guess it is. Never...

Hmm. Looking at it now, I guess it is. Never occurred to me before. Fascinating. So, that's a helmet on the head.

So the figure is wearing a helmet and holding a torch. Interesting...
Forum: Number Theory Discussion Group 2020-10-23, 18:46
Replies: 27
Views: 850
Posted By Dr Sardonicus
There is an "admissibility condition" to the...

There is an "admissibility condition" to the effect that there can be no inevitable prime factor.

To check this, I told Pari-GP to compute the degree-447 polynomial

f =...
Forum: Puzzles 2020-10-23, 13:18
Replies: 26
Views: 715
Posted By Dr Sardonicus
The oil lamp may also symbolize learning or...

The oil lamp may also symbolize learning or education.

The lightning bolt may symbolize sudden realization, or sudden banishment of ignorance.

Balance scales -- justice, equality, etc as...
Forum: Number Theory Discussion Group 2020-10-23, 12:37
Replies: 27
Views: 850
Posted By Dr Sardonicus
Question Sequence of 3159 numbers containing 447 primes

By 53#? I don't know where in the world you got that idea.
Forum: ONeil 2020-10-23, 12:28
Replies: 28
Views: 527
Posted By Dr Sardonicus
Respective k<6*p+1 when p=1 (mod 4)[/QUOTE] ...

Respective k<6*p+1 when p=1 (mod 4)[/QUOTE]
:tu:
Forum: ONeil 2020-10-23, 11:56
Replies: 28
Views: 527
Posted By Dr Sardonicus
This works with only k=1, thus if it divides...

This works with only k=1, thus if it divides 2p-1, it is definitely a prime factor.[/QUOTE]Actually, it's true for more than just k = 1.

Let p > 2 be prime. The smallest conceivable composite...
Forum: Number Theory Discussion Group 2020-10-23, 00:26
Replies: 27
Views: 850
Posted By Dr Sardonicus
Once upon a time, long long ago, I posted a link...

Once upon a time, long long ago, I posted a link to a paper discussing this, Prime Number Races (https://dms.umontreal.ca/~andrew/PDF/PrimeRace.pdf).
Forum: Puzzles 2020-10-22, 23:49
Replies: 26
Views: 715
Posted By Dr Sardonicus
Starting at the upper left, and proceeding...

Starting at the upper left, and proceeding clockwise around the perimeter, there are a number of objects with possibly symbolic meanings.

An oil lamp.
Lightning bolt (?)
Scales
Shield...
Showing results 1 to 25 of 1000

 
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