Teddy Talks: The Eternity Puzzle - Professor Oliver Riordan
This is a good talk on solving the eternity puzzle.
Posts tagged with
mathematics
Veritasium: Analog Computers (part 1)
Really good summary of the history of analog computers. Need to remember that all the cogs etc. have analog electronic analogs too which means this doesn't all have to be brass cogs...
The Beauty of Bézier Curves
Nice video explaining how Bézier curves work.
Curves and Surfaces – Bartosz Ciechanowski
Interactive article explaining how curves and surfaces are modelled.
Shamir Secret Sharing Scheme
Useful page to split a secret into n parts such that k are required to reconstruct the original using the Shamir Secret Sharing Scheme.
https://www.youtube.com/watch?v=K54ildEW9-Q
toothpick-like sequence exploration
These are some pretty neat patterns.
via Numberphile
An amazing approximation of e
An amazing pandigital approximation to e that is correct to 18457734525360901453873570 decimal digits found by R. Sabey in 2004.
https://math.stackexchange.com/questions/1945026/an-amazing-approximation-of-e
Poisson distributions and the Hitchhiker's paradox
That is some bizarre probability theory!
https://the8layers.com/2016/10/30/how-long-will-you-wait-hitchhiking-on-the-road/
From boiling lead and black art: An essay on the history of mathematical typography
Typesetting be hard work: "the word "present" as a noun hyphenates differently than the same word as a verb"
Knuth on possible future changes to TeX and METAFONT: "Let us regard these systems as fixed points, which should give the same results 100 years from now that they produce today."
Following 3.0, Knuth wanted point release updates to follow the progression of π (the current version is 3.14159265). Knuth also declared that on his death, the version number should be permanently set to π. “From that moment on,” he ordained “all ‘bugs’ will be permanent ‘features.’”
The On-Line Encyclopedia of Integer Sequences
Including this interesting self-referential one - the Kolakoski sequence.
Richard Feynman on The True Meaning of Physics
An Omni magazine interview with Richard Feynman.