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 Showing results 1 to 25 of 1000 Search took 0.28 seconds. Search: Posts Made By: Dr Sardonicus
 2021-11-29, 02:30 Replies: 9 Views: 7,270 Posted By Dr Sardonicus OK, number of digits in Mp, indicated blocks of... OK, number of digits in Mp, indicated blocks of indicated number of decimal digits extracted from Mp which represent primes - or at least PRPs - looks right. I suspect that all or most of the...
 2021-11-28, 19:53 Replies: 9 Views: 7,270 Posted By Dr Sardonicus The first two entries are n, p where p is the... The first two entries are n, p where p is the exponent of the nth (known) Mersenne prime. I don't know what "MV," "SB," or "AH" signify. I fed the expression (2^89/10^2)%10^21 to Pari-GP and got...
 Forum: Lounge 2021-11-28, 16:10 Replies: 1,524 Views: 160,442 Posted By Dr Sardonicus Well, sort of. The exact 1918 "Spanish flu"... Well, sort of. The exact 1918 "Spanish flu" isn't circulating, but direct descendants certainly have been ever since. I became personally acquainted with one of them, the 1968 "Hong Kong flu." ...
 Forum: Miscellaneous Math 2021-11-28, 15:34 Replies: 427 Views: 39,464 Posted By Dr Sardonicus What might be interesting, or at least... What might be interesting, or at least illustrative, would be to compare the actual amount of computing (GHz hours) required for the CERT compared to that for the PRP test. I can't compare elapsed...
 Forum: Lounge 2021-11-28, 14:48 Replies: 1,524 Views: 160,442 Posted By Dr Sardonicus This CNN story... This CNN story (https://www.cnn.com/2021/11/28/health/us-coronavirus-sunday/index.html) has some interesting quotations.
 Forum: Homework Help 2021-11-27, 15:16 Replies: 22 Views: 3,905 Posted By Dr Sardonicus Clearly binomial(p-1,0) = 1 = (-1)^0, so it's... Clearly binomial(p-1,0) = 1 = (-1)^0, so it's true for k = 0. Simplify the ratio binomial(p-1,k+1)/binomial(p-1,k) [you wind up with one linear term in the numerator and one in the denominator]. ...
 Forum: Lounge 2021-11-27, 13:38 Replies: 1,808 Views: 188,571 Posted By Dr Sardonicus Stephen Sondheim... Stephen Sondheim (https://www.bbc.com/news/entertainment-arts-52125017)
 Forum: Lounge 2021-11-27, 03:48 Replies: 1,524 Views: 160,442 Posted By Dr Sardonicus Curiously, Africa heretofore seems to have had a... Curiously, Africa heretofore seems to have had a fairly low incidence of COVID-19 despite low vaccination rates. Now, a new variant shows up in southern Africa - and elsewhere. Are people...
 Forum: Lounge 2021-11-26, 19:10 Replies: 53 Views: 5,746 Posted By Dr Sardonicus "Under a low grill?" Broil on low, perhaps? ... "Under a low grill?" Broil on low, perhaps? Do you mean Vade retro Satana ?
 Forum: Lounge 2021-11-26, 18:47 Replies: 53 Views: 5,746 Posted By Dr Sardonicus Southern Corn Pudding Based on the recipe in... Southern Corn Pudding Based on the recipe in my mom's old Fannie Farmer cookbook You will need A buttered casserole dish of 3-pint capacity, and a pan big enough to hold the casserole dish...
 Forum: Lounge 2021-11-26, 15:50 Replies: 53 Views: 5,746 Posted By Dr Sardonicus All I can figure is, you've never had the real... All I can figure is, you've never had the real deal. Make no mistake, I've eaten my share of the boxed or Velveeta-based travesties alternatives, and would do so again in a pinch. God help me, I...
 Forum: Lounge 2021-11-26, 15:08 Replies: 53 Views: 5,746 Posted By Dr Sardonicus Spaghetti sauce (and many other dishes) do seem... Spaghetti sauce (and many other dishes) do seem better the next day. My mom said overnight refrigeration gave the flavors time to mingle, and I think she was right. It's also easy to remove excess...
 Forum: Astronomy 2021-11-24, 21:05 Replies: 29 Views: 2,515 Posted By Dr Sardonicus Thanks! I could probably watch videos of rockets... Thanks! I could probably watch videos of rockets blowing up all day - as long as they didn't involve anyone getting injured or killed. There was a story about about the Vanguard TV-3 failure -...
 Forum: Astronomy 2021-11-24, 17:26 Replies: 29 Views: 2,515 Posted By Dr Sardonicus Christmas! What could possibly go wrong?... Christmas! What could possibly go wrong? (https://www.youtube.com/watch?v=g79K-R7xTFo) (YouTube video)
 Forum: Lounge 2021-11-24, 13:32 Replies: 270 Views: 34,245 Posted By Dr Sardonicus On Wednesday, November 24, 1971, a man going by... On Wednesday, November 24, 1971, a man going by the name "Dan Cooper" AKA "D. B. Cooper" hijacked a flight from Portland to Seattle, ultimately parachuting from the 727 at 10,000 feet in a...
 Forum: Astronomy 2021-11-24, 00:04 Replies: 29 Views: 2,515 Posted By Dr Sardonicus Launch of new NASA space telescope delayed after... Launch of new NASA space telescope delayed after incident (https://apnews.com/article/space-launches-space-exploration-science-business-europe-3952579f91e46b1d392f8ae40f0f18c1)
 Forum: Marin's Mersenne-aries 2021-11-23, 13:56 Replies: 60 Views: 4,009 Posted By Dr Sardonicus Oops. I really outdid myself that time! I meant... Oops. I really outdid myself that time! I meant 2025. :missingteeth: :missingteeth: :missingteeth: :missingteeth:
 Forum: chalsall 2021-11-23, 02:26 Replies: 26 Views: 424 Posted By Dr Sardonicus I don't know much about electrical grids or power... I don't know much about electrical grids or power generation, but I have downloaded the 4 volumes. I started to read, but my eyes soon crossed and glazed over. Luckily, firejuggler, who evidently...
 Forum: Marin's Mersenne-aries 2021-11-23, 01:58 Replies: 60 Views: 4,009 Posted By Dr Sardonicus Check at Mersenne.org: That's 4505 exponents... Check at Mersenne.org: That's 4505 exponents in 21 days. At that rate, it would take about 1207 days to clear the remaining 258872 exponents, or around mid-March 2505 2025. Of course, that...
 Forum: Soap Box 2021-11-22, 21:21 Replies: 359 Views: 52,678 Posted By Dr Sardonicus I got curious about whether the BBC... I got curious about whether the BBC (https://www.bbc.com/news/uk-politics-59373237) might have left something out of an ITV reporter's question in its account:I looked elsewhere. The Daily Mail...
 Forum: Lounge 2021-11-22, 18:52 Replies: 270 Views: 34,245 Posted By Dr Sardonicus Friday, November 22, 1963 John Fitzgerald... Friday, November 22, 1963 John Fitzgerald Kennedy, President of the United States, was assassinated. EDIT: November 22 is also the Feast of Saint Cecilia. I don't know when or why November 22...
 Forum: Lounge 2021-11-20, 16:25 Replies: 4,400 Views: 376,050 Posted By Dr Sardonicus When xilman talks, the US government listens! ... When xilman talks, the US government listens! NASA seeks ideas for a nuclear reactor on the moon...
 Forum: Math 2021-11-20, 14:55 Replies: 27 Views: 1,060 Posted By Dr Sardonicus [/QUOTE] Is this your original "density... [/QUOTE] Is this your original "density ratio?"
 Forum: Lounge 2021-11-20, 14:16 Replies: 4,400 Views: 376,050 Posted By Dr Sardonicus Besides simply being eaten without buns, or with... Besides simply being eaten without buns, or with alternative wraps, "orphan" hot dogs can be sliced and added to other things - baked beans, macaroni and cheese, etc. I note that in some cases,...
 Forum: Homework Help 2021-11-20, 13:51 Replies: 22 Views: 3,905 Posted By Dr Sardonicus You could simply check a^2 (mod 8) for all four... You could simply check a^2 (mod 8) for all four possible cases of a (mod 8). Then a^6 = (a^2)^3. Note that knowing a^2 (mod 8) means you know a^2 (mod 4).
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