In which Cliff Stoll enthusiastically explains the geometry of his 5 sided square. (H/T @eric3579)

posted by Aard Vark (oritteropo) 6 years 6 months 1 week ago • 692 views • 9:15

YouTube description: Featuring Tadashi Tokieda - more Tadashi videos at: http://bit.ly/tadashi_vids Tadashi Tokieda is a Professor of Mathematics at Stanford University (though this was filmed when... continue reading

posted by Aard Vark (oritteropo) 6 years 11 months 3 weeks ago • 279 views • 3:24

YouTube description: Cliff explains his passion for two Friden EC-132s. Extra discussion and explanation at: https://youtu.be/HwZO4EXMMm0 More Cliff videos: http://bit.ly/Cliff_Videos Calculator... continue reading

posted by Aard Vark (oritteropo) 7 years 2 months 3 weeks ago • 1,025 views • 9:20

When Cliff Stoll sets your homework, there's always an extra lesson.

posted by Mordhaus 7 years 4 months 1 week ago • 1,275 views • 5:35

YouTube description: With Dr Holly Krieger from Murray Edwards College, University of Cambridge. More Numberphile videos with Dr Krieger: http://bit.ly/HollyKrieger Her Twitter: https://twitter.com/hollykrieger ... continue reading

posted by Aard Vark (oritteropo) 7 years 4 months 2 weeks ago • 243 views

Dr James Grime and a handy trick for checking calculations. Ditch the nines...

posted by Mordhaus 7 years 5 months 1 week ago • 461 views • 8:04

Tadashi Tokieda is back. This time talking about stability, instability and train wheels.

posted by Mordhaus 7 years 11 months 3 weeks ago • 200 views • 7:25

Dr Hannah Fry discusses Secret Santa, anonymity and derangements. And a better way to do it.

posted by Mordhaus 8 years 2 months 4 weeks ago • 30 views

YouTube description: Henry Segerman (mathematician and 3D printing guru) discusses how to make three gears work together. You can buy the gears from Henry at Shapeways: http://bit.ly/HenryGears ... continue reading

posted by Aard Vark (oritteropo) 8 years 8 months 2 weeks ago • 928 views • 4:51

Math FTW!

posted by brycewi19 9 years 4 months 3 weeks ago • 413 views • 9:31

NEATO IDEAS

posted by BoneRemake 1 decade 10 months 2 weeks ago • 85 views • 5:58

Khintchine's constant: http://oeis.org/A002210 Wieferich primes: http://oeis.org/A001220 Golomb's sequence: http://oeis.org/A001462 Largest metadrome in base n: http://oeis.org/A023811 All 7's: http://oeis.org/A01072... continue reading

posted by radx 1 decade 1 year 7 months ago • 238 views • 13:48

The best answer might surprise you.

posted by messenger 1 decade 1 year 7 months 4 weeks ago • 126 views • 11:10

Dr. Jamie Grime talks about numbers which are illegal to distribute.

posted by messenger 1 decade 1 year 8 months 1 week ago • 382 views • 5:59