Two RP2040 Boards
Adafruit Feather:
SparkFun Thing Plus:
See Raspberry Pi Pico and US$4 Raspberry Pi Pico Emulating US$99.99 Nintendo NES (1987).
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David Turner Obituary by Sarah Nicholas Fri 24 Nov 2023
This was in The Guardian: David Turner obituary , only eight days after I posted David Turner Talking About Sixty Years of Functional Programming History : This talk was given in London in 2017: See Turner, D. A. "Some History of Functional Programming Languages" also John Hughes - Why Functional Programming Matters and David MacQueen's talk at ICFP 2015 in Numberphile - Sophie Maclean on the Catalan Numbers . At 10:30 This whole discussion abut combinator reduction is especially interesting. I didn't know Arthur Norman had tried building hardware for combinator machines. I'll look that up: maybe start here A.C. Norman Faster combinator reduction using stock hardware in LFP '88: Proceedings of the 1988 ACM conference on LISP and functional programming. At 26:25 on the ISWIM virtual machine implemented in the PAL compacting garbage collector?! This work Reynolds and others did was at MIT in Masecheusetts and Argonne National Laboratory Illinois. Did
Live Science - Leonardo da Vinci's Ancestry
... and his posterity too? See On Communication in Linear Time And Hypertext And The Gospel of Sophia . So it looks like El Cielo of the cistine [sic!😂] chapel is not the limit anymore. I think I just met one of his descendents. A guy called Versailles Toledo who is from Chiapas. That might explain the murals I mention in my recent untitled post , just before the post mentioning this video. I also just took this photo of Rafael Gonzales, born here in Tecate, B.C., who told me about a spring near here called Agua Fría , half way from Tecate to Loma Tova , where, a few decades ago, people used to go to have barbecues and stuff, but now he thinks it may be private land. If someone reading this has a Facebook account, please write a link to this post onto his FB page. To see why I took the photo, look at his T-shirt and the horse-shoes and ponder this: Subscribe to BeatrizER and her video(s?) about mathematical logic, ... Sounds like Edith (II) Rix has been online all the time, ...
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