What I saw on the web on 2020.12.24
Dec. 25th, 2020 06:54 am- I wired my tree with 500 LED lights and calculated their 3D coordinates.
by Stand-up Maths
https://www.youtube.com/watch?v=TvlpIojusBE
some cute applications of linear algebra here
via rss - Building a custom scissor lamp
by Simone Giertz
https://www.youtube.com/watch?v=fUq7htzSmGY
oh, you thought this was going to be a satisfying build montage
via previous link - Photographer Captures ISS Passing Between Jupiter and Saturn
by Michael Zhang reblogging Jason de Freitas's photo
https://petapixel.com/2020/12/22/photographer-captures-iss-passing-between-jupiter-and-saturn/
nicely done!
via slashdot - I asked my students to turn in their cell phones and write about living without them
by Ron Srigley
https://www.technologyreview.com/2019/12/26/131179/teenagers-without-cell-phones/
yup. Just, yup
via FB - Bhairavi Tivra
by Nancy Lesh with Dalchand Sharma
https://www.youtube.com/watch?v=ykzYRxxklTc
a traditional Dagarvani composition
via googlery - "All I Want For Christmas..."
by Captain Jean-Luc Picard, with assistance by John C. Worsley
https://www.youtube.com/watch?v=3KvWwJ6sh5s
this does indeed seem like all that he would want
via boing - Natural Number Game
by Kevin Buzzard
http://wwwf.imperial.ac.uk/~buzzard/xena/natural_number_game/
in case you feel like constructing Peano arithmetic inside an automated proof-checker (and, honestly, who doesn't?)
via googlery off of reddit - Own the Tools
by Raptitude
https://www.raptitude.com/2020/12/own-the-tools/
a welcome reminder
via rss - The ARCTIC CIRCLE THEOREM or Why do physicists play dominoes?
by Mathologer
https://www.youtube.com/watch?v=Yy7Q8IWNfHM
parts of this were obviouser than other parts
via rss