On termine l'année avec 12 curiosités topologiques en vidéo ! Quel est votre préféré ?
https://youtu.be/spE5_QW2nh8
Because this game will never be played enough (in my opinion), here is the trailer for Hollow Knight, my favorite game!
#2135 "M87 Black Hole Size Comparison"
I think Voyager 1 would be just past the event horizon, but slightly less than halfway to the bright ring.
https://xkcd.com/2135/
The first ever real image of a #blackHole 🕳️
#EventHorizonTelescope #EHTblackHole #BlackHoleDay #RealBlackHole #astronomy #astrophysics #science
Funny looking equation of the day:
xʸ = yˣ
Solutions for x≠y include (2, 4) (and (4, 2)).
Some history and proofs in Wikipedia https://en.wikipedia.org/wiki/Equation_x%CA%B8%3Dy%CB%A3
English, Swedish, German, and Finnish speakers decline "dog":
https://linustechtips.com/main/topic/72936-english-swedish-german-and-finnish-decline-dog/
Cool website about #black #mathematicians:
http://mathematicallygiftedandblack.com/honorees/
Title based on a Nina Simone song:
https://www.youtube.com/watch?v=RTGiKYqk0gY
Found via this blog post:
https://blogs.scientificamerican.com/roots-of-unity/the-voices-of-black-mathematicians/
"Roots of Unity". I love these punny titles.
civil engineer and math enthusiast