-
Recent Posts
- How India is Building an Energy System the World Has Never Seen.
- a spider built web around a wasp nest trapping them in,and the ants are eating the larvae, stockpilin for winter
- Why do we call Scotland ‘Caledonia’?
- Kabul river was part of Punjab #history #india #pakistan #afghanistan #travel
- Two famous Indo-Africans #history #linguistics #language
- Different types of she
- Here’s What A Dinosaur Actually Feels Like
- Armand Sarlangue (@armandsarlangue.bsky.social) | Captured this summer in Greenland
Archives
Categories
Tag Archives: mathematics
Is the London Underground knotted?
Check out Geoff’s video from the same day! Thanks very much to Vicki and Geoff for all their help. If you want some more maths, and the ‘rules’ for finding a Tube Knot, check out the bonus content video on … Continue reading
Does Time Really Flow? New Clues Come From a Century-Old Approach to Math.
Natalie Wolchover Senior Writer/Editor April 7, 2020 The laws of physics imply that the passage of time is an illusion. To avoid this conclusion, we might have to rethink the reality of infinitely precise numbers. Strangely, although we feel as … Continue reading
The Year’s Biggest Breakthroughs in Math and Computer Science
For mathematicians and computer scientists, 2020 was full of discipline-spanning discoveries and celebrations of creativity. We’d like to take a moment to recognize some of these achievements. 1. A landmark proof simply titled “MIP* = RE” establishes that quantum computers … Continue reading
Yan, Tyan, Tethera and other sheep related historical facts…and a cross stitch sampler
Traditionally shepherds counted their sheep in scores – or lots of twenty – twice a day, morning and evening, just to check that they hadn’t lost any in the night. When the shepherd got to twenty he or she would place … Continue reading
12 Mind Blowing Number Systems From Other Languages
Today is a big day for lovers of the number 12, and no one loves 12s more than the members of the Dozenal Society. The Dozenal Society advocates for ditching the base-10 system we use for counting in favor of … Continue reading
Maya Math
J&P Voelkel demonstrate Maya math – addition & subtraction.
How To Count Past Infinity
Sources and links to learn more below! I’m very grateful to mathematician Hugh Woodin, Professor of Philosophy and Mathematics at Harvard, for taking the time on multiple occasions to discuss this topic with me and help me wrap my (finite) … Continue reading
Posted in philosophy
Tagged Art, construction, Environment, history, infrastructure, mathematics
5 Comments
Cantor’s Infinity Paradox | Set Theory
Cantor sets and the nature of infinity in set theory.
Trillions of Questions, No Easy Answers: A (home) movie about how Google Search works
Like any typical home movie, this one started in a dusty basement with boxes of old footage. Some conversations in 2019, a field trip to a data center, and an unexpected stop at a hardware store later, it came together … Continue reading
Cantor’s Infinity Paradox | Set Theory
[…]If you’d like to consider supporting Up and Atom, head over to my Patreon page 🙂 https://www.patreon.com/upandatom For a one time donation, head over to my PayPal 🙂 https://www.paypal.me/upandatomshows *Music* https://www.epidemicsound.com/ *Sources* The Annotated Turing – Charles Petzold https://universalflowuniversity.com/B… https://www.amazon.com/Annotated-Turi… … Continue reading