Bubbles
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This morning I wrote a post about the probability that a random matrix over a finite field is invertible. If the field has q elements and the matrix has dimensions n × n then the probability is In that post I made observation that p(q,...
Okay, let’s look at a really cute physics demonstration that I found in a really unusual place and which has unexpected connections to optical physics! The demonstration in question is set up as follows: attach a string to a 1 … Continue...
Playing with image processing in Astoria park.
I have been working in an office in my basement. It’s halfway submerged underground in that there’s windows that let me see but most days I don’t see the sun...
Jacob Evans linked to the Apple Blossom post, and mentioned that he has his own Tinderbox everything bucket, called Lifebox. (Which auto-correct insists is lifeboat.) Lifebook would be a good name too, I think. But I get the Tinderbox...
Years after learning about the genre of dark academia and backing this anthology on kickstarter, the time has arrived to read this book. For my particular tastes the stories were a bit uneven. I loved some of them and others I hated....
Two things were supposed to happen today, and one was a “hopefully will happen”, and one shopping request, taking advantage of my being in the city.. The “hopefully will happen” thing was for my walker to come in. I kept checking the...
Just one recording today, which starts with the end of The Twisted Whiskers Show. Today’s lunatic happenings feature an Oirish Leprechaun on a flying toilet. Really. There’s a trail for Hai! Karate! Journey to Japan. Then it’s Shaun the...
Mitzi's off on a five-day excursion (a perfectly usable word, needlessly sullied by our moronic monarch) to Maine. I took her to the place where they were meeting the bus at 7:00 a.m. this morning. After that, I texted our builder to see...
In a city of filtered noise, a website turns every active NYC subway train into a note — and asks what we lose when we stop listening.
The latest release from London collective Beauty & The Beat shines a spotlight on the music of Sao Luis, in Maranhao, Brazil, and the local trio, Loopcinico. Four tracks have been revived from the group’s 2013 album, and are now...
In the further adventures of home renovation, the back deck has been laid and now the roofing is being put up, for shade and to keep rain off the deck. It’s looking.. pretty good! There’s more to be done, obviously. But it’s coming along...