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 Showing results 1 to 25 of 1000 Search took 0.26 seconds. Search: Posts Made By: Dr Sardonicus
 Forum: Miscellaneous Math 2021-09-20, 13:27 Replies: 9 Views: 263 Posted By Dr Sardonicus Instead of just hoping to "be lucky," it would be... Instead of just hoping to "be lucky," it would be a good idea to at least try to check your formulas for divisibility by small primes. Your formula is N = 2*(10^X - 1)/9 + 7*10^X + 5 This...
 Forum: Miscellaneous Math 2021-09-19, 14:08 Replies: 4 Views: 161 Posted By Dr Sardonicus Congratulations. You've discovered that in the... Congratulations. You've discovered that in the decimal addition a + a, there's a carry from places whose digits are greater than 4, and no carry from places whose digits are less than 5.
 Forum: Lounge 2021-09-19, 01:10 Replies: 1,465 Views: 148,911 Posted By Dr Sardonicus I love it! "You want to claim a religious... I love it! "You want to claim a religious objection on these grounds? All righty, then!" This is also described on webmd...
 Forum: Lounge 2021-09-18, 15:13 Replies: 1,465 Views: 148,911 Posted By Dr Sardonicus Back in April... Idaho Doctor Makes Baseless... Back in April... Idaho Doctor Makes Baseless Claims About Safety of COVID-19 Vaccines...
 Forum: Lounge 2021-09-18, 02:41 Replies: 1,465 Views: 148,911 Posted By Dr Sardonicus Vaccines "save lives" in the commonly-used sense... Vaccines "save lives" in the commonly-used sense of "save" meaning to rescue or deliver from danger - here, the danger of becoming seriously ill or dying from whatever disease the vaccine protects...
 Forum: Lounge 2021-09-17, 16:46 Replies: 1,465 Views: 148,911 Posted By Dr Sardonicus Even the most impeccably reasoned conclusions are... Even the most impeccably reasoned conclusions are no better than the assumptions they're based on. Garbage in, garbage out. From a Forbes article...
 Forum: Lounge 2021-09-16, 16:26 Replies: 1,465 Views: 148,911 Posted By Dr Sardonicus And it's not just COVID-19 patients that are... And it's not just COVID-19 patients that are affected.So these unfortunate doctors and nurses will probably have to explain to relatives of an accident victim or cardiac patient that their loved one...
 Forum: Marin's Mersenne-aries 2021-09-16, 16:10 Replies: 43 Views: 4,016 Posted By Dr Sardonicus I note that the Countdown to verifying all tests... I note that the Countdown to verifying all tests below M(57 885 161) (https://www.mersenne.org/assignments/?exp_lo=57223591&exp_hi=57885161&execm=1&exp1=1&extf=1&exfirst=1) has 25 "D" (LL...
 Forum: Lounge 2021-09-16, 15:35 Replies: 1,465 Views: 148,911 Posted By Dr Sardonicus Idaho rations health care statewide as COVID... Idaho rations health care statewide as COVID surge continues (https://apnews.com/article/health-public-health-coronavirus-pandemic-idaho-a0729894b42af1c3dadeccaffeabea0c)
 Forum: Lounge 2021-09-16, 11:44 Replies: 80 Views: 16,352 Posted By Dr Sardonicus Thanks! Wow, I really outdid myself - I have... Thanks! Wow, I really outdid myself - I have no idea how I managed to insert an extra / into the link! Must have been after the copy-paste. The degree of my Black Belt in making typos just went...
 Forum: Lounge 2021-09-16, 01:46 Replies: 80 Views: 16,352 Posted By Dr Sardonicus Invasive insect spotted in 4-H entry at Kansas... Invasive insect spotted in 4-H entry at Kansas State Fair (https://apnews.com/article/lifestyle-science-animals-kansas-state-fairs-b7fdc664e02ff06308134527f79b16f3)Yes, especially since the furthest...
 Forum: Science & Technology 2021-09-16, 01:03 Replies: 505 Views: 84,682 Posted By Dr Sardonicus Here's hoping the volcano doesn't get too active... Here's hoping the volcano doesn't get too active too soon. I note there has also been a recent "earthquake swarm" at Hawaii's Kilauea volcano with tremors of magnitude 3 or less. Kilauea has been...
 Forum: Science & Technology 2021-09-15, 16:42 Replies: 505 Views: 84,682 Posted By Dr Sardonicus Hmm, so it is. I guess I hit the saturation... Hmm, so it is. I guess I hit the saturation point with the information on the volcano, and didn't pay much attention to the margins. Still, plenty of actual info there. Exaggerating the danger...
 Forum: Lounge 2021-09-15, 16:09 Replies: 1,465 Views: 148,911 Posted By Dr Sardonicus Pope questions vaccine skeptics, including... Pope questions vaccine skeptics, including cardinals (https://apnews.com/article/health-religion-coronavirus-pandemic-pope-francis-raymond-burke-b2f2b16321f0275e7b57fbadbd5cfaec)
 Forum: Science & Technology 2021-09-15, 15:07 Replies: 505 Views: 84,682 Posted By Dr Sardonicus La Palma, Canary Islands: seismic crisis Sep 2021... La Palma, Canary Islands: seismic crisis Sep 2021 - updates (https://www.volcanodiscovery.com/lapalma/sep2021seismic-crisis/current-activity.html)Hmm, I wonder of that should be 2.5 cm, since 1.5 cm...
 Forum: FactorDB 2021-09-15, 13:58 Replies: 15 Views: 1,556 Posted By Dr Sardonicus IMO any submission to factordb of a "composite... IMO any submission to factordb of a "composite with no known factors" which is "too small" (fewer than 70 decimal digits, say) should be rejected out of hand. IMO those flooding, or trying to flood...
 2021-09-15, 13:29 Replies: 40 Views: 5,852 Posted By Dr Sardonicus I have long been familiar with the term "quack"... I have long been familiar with the term "quack" meaning a medical charlatan. I had never bothered looking up the etymology. I have now done so. And what to my wondering eyes should appear, but...
 2021-09-14, 12:30 Replies: 21 Views: 1,089 Posted By Dr Sardonicus Thanks for that info. I am interested in this for... Thanks for that info. I am interested in this for personal reasons,so i'll try that out[/QUOTE]I can not improve on the sources already cited. The information you are thanking me for here, I had...
 2021-09-14, 01:51 Replies: 21 Views: 1,089 Posted By Dr Sardonicus Just to be clear, the lines were marked "Wasted... Just to be clear, the lines were marked "Wasted effort" because the candidates were congruent to 3 or 5 (mod 8), hence ineligible. Simply avoiding those candidates would cut the run time of your...
 2021-09-14, 01:22 Replies: 21 Views: 1,089 Posted By Dr Sardonicus FTFY FTFY
 2021-09-13, 14:18 Replies: 21 Views: 1,089 Posted By Dr Sardonicus Assuming your code is supposed to do trial... Assuming your code is supposed to do trial division of 2^k - 1 for odd k by numbers congruent to 1 (mod 2k) (and maybe it's just me, but I found your code to be excessively obscure), I note the...
 Forum: Lounge 2021-09-12, 01:35 Replies: 79 Views: 13,342 Posted By Dr Sardonicus Would you prefer square furlongs per... Would you prefer square furlongs per fortnight?[/quote]No, I was amused by the whole notion of "tornadoes relative to land area." As long as it's "tornadoes per unit time per unit area" using the...
 Forum: Lounge 2021-09-11, 13:21 Replies: 79 Views: 13,342 Posted By Dr Sardonicus :rofl: :rofl:
 Forum: Lounge 2021-09-11, 12:44 Replies: 79 Views: 13,342 Posted By Dr Sardonicus That's awful. I wonder when, if ever, there is a... That's awful. I wonder when, if ever, there is a previous tornado on Pantelleria recorded in the annals of history. Tornadoes are much less frequent in Europe than in the US, and my impression is...
 Forum: Lounge 2021-09-10, 16:53 Replies: 1,465 Views: 148,911 Posted By Dr Sardonicus This is sheer demagoguery. The "common good"... This is sheer demagoguery. The "common good" is a recognized legal concept. One of the objectives of the Constitution of the United States, as stated in its Preamble, is "to promote the general...
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