ZHANG, Ruda February 15, 2021:  Add matrix manifolds, principal angles between subspaces, Riemannian logarithm. [c0a0430]
ZHANG, Ruda August 07, 2020:  Correct math: use 1 with set subscript for characteristic function / indicator function of the set; use "[ x ]" instead of "[x]" to avoid GFM checkbox syntax. [1ac98ba]
ZHANG, Ruda March 16, 2020:  More on random processes. [61eb144]
ZHANG, Ruda December 30, 2018:  Use dollar style math markup. [1b7036c]
Ruda Zhang July 11, 2017:  multinomial distribution [fc5f4ce]
Ruda Zhang July 11, 2017:  More on learning in games [7ee6e1d]
Ruda Zhang March 14, 2017:  Relate Erlang to Gamma distribution [f3e8508]
Ruda Zhang October 08, 2016:  Revise probabilistic models. [219cbe0]
Ruda Zhang June 26, 2016:  one sentence per line [e15360a]
Ruda Zhang June 26, 2016:  add category tag to wiki pages [a9b356c]
Ruda Zhang June 26, 2016:  use canonical filename and no internal H1 [eeca8ff]