Wednesday, October 28, 2020

Autumn 2020


29 Oct 2020

Don Redmond

Algebra via geometry

[recording]

Here are Don's notes for the seminar. (Version of 29 Oct 20)






Wednesday, October 21, 2020

Autumn 2020


22 Oct 2020

Jerzy Kocik

Quaternions and Alice in Wonderland

[recording]

16 October was an anniversary of the discovery of quaternions.  In celebration, let's have a rather informal conversation if quaternions indeed motivated Lewis Carroll tow describe the infamous 6 o'clock mad tea-party.  For your convenience some material:

NEW:



Monday, October 12, 2020

Autumn 2020

15 Oct 2020 

Anjala Babu
Finding good quantum codes using the Cartan form



Here is Anjala's paper  in Phys. Rev. A 
Here is the same text in Arxiv.  [pdf]
And here is a Wiki entry on the Cartan decomposition.