2024
A Letter to Mr. Lei Yunhai
November 17, 2024
Henkin's Theorem
November 13, 2024
$\blacksquare$, $\blacklozenge$, $\clubsuit$
February 18, 2024
Hopf's Ergodic Theorem
January 17, 2024
2023
75 Problems in the Foundation of Mathematics
September 22, 2023
Cichon's Diagram
July 31, 2023
Nowicki Conjecture
April 11, 2023
P = NP
April 10, 2023
Naimark's Problem
April 10, 2023
The Discovery of Neptune (By J.E. Littlewood)
April 4, 2023
Quadratic Reciprocity Law
March 27, 2023
Nevanlinna Theory (II)
March 27, 2023