Apr 15, 2023, 11:59 AM (19 hours ago) to math4wisdom @ Freelists.org [adapted for Medium Apr 16 2023]

I think what the word “quadrays” has over “tetrays” is its close association with the word “quadrant”. Those groomed to be hypercross dogmatists (starting with “space is 3D”) aren’t used to imagining dividing space into four symmetrically identical sectors, by means of four “fences” defined by any pair of quadrays. …

When I set myself the challenge of “steering clear of oppositional states” what comes to mind is Work in the P.D. Ouspensky sense, as…

(from the M4W listserv — typos fixed) I decided |truth| looked like a mathy way to signify “absolute truth”, based on how we say “|v|” for “absolute” value of v. My investigation is into a context for |truth| (cite Jon), beginning with: what is the language this |truth| is couched…

(adapted from the listserv-published original, members-only archive) I’m very much in favor of climate change. Cleaning up the rivers, more strictly limiting harmful emissions, taking Franken-foods more seriously as health threats, stopping environmentally disastrous wars … (shame on those Brits again: first BP damages the Gulf of Mexico in ways…

From a private listserv based in Portland, Oregon — One of my more positive futuristic visions, woven into my science fiction (blogs, websites, other social media) is: my “Trucker Exchange Program” also dubbed “Truckers for Peace” (T4P). Picture yourself as a truck driver in Ethiopia who gets recruited for, or signs up for, an academic program that will let…

I’m thinking the failure of Silicon Valley Bank has a lot to do with the dream of the driverless car not materializing, with lots of loans to startups premised on…

Let’s help the journalists remember SARS1 (just called SARS) and other virus outbreaks we still strongly doubt came directly from a lab. Some people think HIV was lab brewed. Most don’t think we had the science, let alone the motivation, to infect the world with AIDS for no good reason…

Why should a beginner first master Java and PHP before rushing to Python? I have no idea why this specific sequence. Python was never designed as a “teaching language” but is sufficiently compact and understandable to serve as such. …