November 3, 2020
Clip 1 - Rotations in 3 dimensions
(30 min) (version of Nov 3, 2020)
November 3, 2020
Clip 2 - Lie algebra
(21 min) (version of Nov 3, 2020)
November 3, 2020
Clip 3 - Birdtracks
(6 min) (version of Nov 3, 2020)
November 5, 2020
Clip 4 - Rotations in 2 complex dimensions
(42 min) (version of Nov 5, 2020)
November 11, 2020
Understanding the 2020 Nobel Prize in Physics
From the pioneering theoretical work on black holes, to observing the galactic center of our Milky Way (56 min)
[ poster | abstract | Penrose slides ] (version of Nov 21, 2020)
October 6
Rant 1 Roger Penrose gets Nobel Prize
How David Ritz Finkelstein and Roger Penrose met, and exchanged their lives' paths (version of Oct 6, 2020)
November 3, 2020
XXX 14
Linear stability (version of Nov 3, 2020)
August 25, 2020
Rant 2 SU(2)
Hamilton's quaternions (version of Aug 20, 2020)
November 3, 2020
XXX
XXX (version of Nov 3, 2020)
November 3, 2020
XXX
XXX (version of Nov 3, 2020)