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 Showing results 1 to 25 of 364 Search took 0.07 seconds. Search: Posts Made By: jwaltos
 Forum: Miscellaneous Math 2021-01-16, 06:05 Replies: 6 Views: 162 Posted By jwaltos The 6th edition regarding the "Sums of two... The 6th edition regarding the "Sums of two squares" can be followed up with:https://en.wikipedia.org/wiki/Geometry_and_the_Imagination (p.32, 1990...
 Forum: Miscellaneous Math 2021-01-16, 05:52 Replies: 6 Views: 162 Posted By jwaltos Only? Only?
 Forum: Miscellaneous Math 2021-01-15, 05:40 Replies: 6 Views: 162 Posted By jwaltos MArt ..short for math and art. Here is how excited you should be about this post.. https://www.youtube.com/watch?v=4a2ZQtvMhRg This is the reason behind the post:...
 Forum: Puzzles 2021-01-15, 00:05 Replies: 13 Views: 414 Posted By jwaltos I like his style! Good video. I "cheaped" out... I like his style! Good video. I "cheaped" out in answering the question because there seems to be an infinity of choices. Way back when I was learning circuit theory we used "Spice" to develop...
 Forum: Puzzles 2021-01-13, 10:38 Replies: 13 Views: 414 Posted By jwaltos https://en.wikipedia.org/wiki/Gabriel_Kron ... https://en.wikipedia.org/wiki/Gabriel_Kron Would his approach apply? Could this work for conductors (Mhos) as well? Would 3D configurations apply? Would any electric/magnetic fields created be...
 Forum: jwaltos 2021-01-13, 09:43 Replies: 6 Views: 261 Posted By jwaltos Yes and yes. Getting technical does have its... Yes and yes. Getting technical does have its merits but I'm not drawing any conclusions here, only analogies..that's the spirit in which I'm making these statements. By the way, this thread will be...
 Forum: jwaltos 2021-01-12, 02:25 Replies: 6 Views: 261 Posted By jwaltos I have Thom's book (1975 translation) and feel... I have Thom's book (1975 translation) and feel that an appreciation of his thinking requires having read D.W. Thompson among others. In my opinion, new ideas should create new and previously unknown...
 Forum: jwaltos 2021-01-11, 21:00 Replies: 6 Views: 261 Posted By jwaltos Concise, as usual Nick. I was aware of... Concise, as usual Nick. I was aware of semiotics (having known someone who did their Ph.D on this topic) but it seems to belong to same bucket as catastrophe theory which was a fad at the time I...
 Forum: jwaltos 2021-01-10, 23:26 Replies: 6 Views: 261 Posted By jwaltos A few questions.. "In Récoltes et Semailles Grothendieck puts the highest value on the innocent, childlike curiosity that gives birth to the creative impulse, and he mourns the way it is trampled on by competitiveness...
 Forum: Soap Box 2021-01-08, 22:34 Replies: 1,470 Views: 79,792 Posted By jwaltos https://en.wikipedia.org/wiki/Richard_III_of_Engla... https://en.wikipedia.org/wiki/Richard_III_of_England https://en.wikipedia.org/wiki/Borat_Subsequent_Moviefilm A bit of history and some contemporary parody that apply. In addition, Cohen's speech...
 Forum: Soap Box 2021-01-08, 06:07 Replies: 1,470 Views: 79,792 Posted By jwaltos Picked this up from the cervens forum. Here to... Picked this up from the cervens forum. Here to help.
 Forum: Soap Box 2021-01-07, 08:27 Replies: 1,470 Views: 79,792 Posted By jwaltos Demockracy? Demockracy?
 Forum: Miscellaneous Math 2021-01-06, 05:15 Replies: 4 Views: 250 Posted By jwaltos Nice. It felt like Kasparov had a hand in the... Nice. It felt like Kasparov had a hand in the Queen's Gambit because the tension was there and the body language on cue. I wasn't aware of the Queen of Katwe so thanks for that. In the link is a...
 Forum: Lounge 2021-01-02, 18:32 Replies: 4,203 Views: 283,357 Posted By jwaltos In Northern Ontario as a young teen I would go... In Northern Ontario as a young teen I would go ice fishing (for trout) in -40 temperatures. When the wind would whip up, you would feel cozy beside the lean-to and small fire which would keep your...
 2020-12-26, 23:28 Replies: 51 Views: 9,065 Posted By jwaltos 千里之行，始于足下_百度百科 Milia passuum itinere uno... 千里之行，始于足下_百度百科 Milia passuum itinere uno gradu incipit ...praesertim cum pereunt. Lost in (google latin) translation: A journey of a thousand miles begins with a single step..especially when...
 Forum: Factoring 2020-12-15, 02:16 Replies: 9 Views: 654 Posted By jwaltos Echoing the prior sentiment, build a sandbox... Echoing the prior sentiment, build a sandbox where you have considered all the parameters..think of it as existing within a park playground as a start..be it a ghetto, rural or suburban location.
 Forum: Riesel Prime Search 2020-12-05, 08:26 Replies: 68 Views: 17,707 Posted By jwaltos They both do but only when Mercury is aligned... They both do but only when Mercury is aligned with Saturn.
 2020-11-26, 20:17 Replies: 19 Views: 6,362 Posted By jwaltos The ideas of particle physics: An Introduction... The ideas of particle physics: An Introduction for Scientists. Coughlan and Dodd. Cambridge University Press The above book is a decent introduction for "beginners" and is a great starting point...
 Forum: Lounge 2020-10-22, 20:37 Replies: 1,621 Views: 125,569 Posted By jwaltos The Amazing Randi..I always had his books in my... The Amazing Randi..I always had his books in my bookshelf (now mainly virtual) and his stance against pseudoscience and the whole quackery business has influenced my thinking ever since I was a kid. ...
 2020-10-21, 07:23 Replies: 2 Views: 1,134 Posted By jwaltos Scilab and some other available software (GAP,... Scilab and some other available software (GAP, Singular..) have such functions available. There are also some worksheets in other CAS's that are available which may provide some perspective....
 Forum: Science & Technology 2020-10-16, 00:51 Replies: 2,852 Views: 187,315 Posted By jwaltos For any travelling salespeople out there, here is... For any travelling salespeople out there, here is a link to a lay version and the paper referred to: https://www.quantamagazine.org/computer-scientists-break-traveling-salesperson-record-20201008/...
 Forum: Programming 2020-10-01, 12:59 Replies: 37 Views: 8,140 Posted By jwaltos Just a quick note of appreciation for your... Just a quick note of appreciation for your excellent work! Before I discovered this forum and links to top flight factoring software here, other than what I had rolled on my own, I was using your...
 Forum: Miscellaneous Math 2020-09-20, 09:31 Replies: 8 Views: 1,153 Posted By jwaltos kriesel, here's another "brick in the wall" for... kriesel, here's another "brick in the wall" for your question which again may provide some helpful insight: https://lance.fortnow.com/papers/files/alg.pdf Quoting from the paper: "3 External...
 Forum: Miscellaneous Math 2020-09-19, 01:08 Replies: 8 Views: 1,153 Posted By jwaltos I have looked at both aspects independently..and... I have looked at both aspects independently..and you may want to look at Finch's reference texts for some insight. Following some of the papers on Benford's law and its justification leads to some...
 Forum: Lounge 2020-09-12, 20:13 Replies: 1,621 Views: 125,569 Posted By jwaltos I'll always remember her and Macnee as "The... I'll always remember her and Macnee as "The Avengers"....especially her. I barely recognized her in the Game of Thrones. At Sardi's (NYC) she's shown in one of the plays she was in. A loss but she...
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