Previous changes: up to November 2022

We have added one new Mathematical Society:
The Chilean Academy of Sciences at THIS LINK.

We have added one entry to our list of Honours and Prizes:
Speaker at the Brazilian Mathematics Colloquium at THIS LINK.

We have 22 new biographies:

We have one expanded biography:

Calderón, Alberto

There are 17 new entries in our Additional material category. Each is linked to the biography on the left.

Catunda etc.	Brazil Mathematical Colloquium 1957: photograph
Chuaqui etc.	The Pedagogical Institute of Chile
Chuaqui	Rolando Chuaqui's books
Dieudonne etc.	Letter from J Dieudonné, C Ehresmann, L Schwartz
Franca	Leopoldo Penna Franca's publications
Guber etc.	The Night of the Long Batons
Halmos etc.	Leopoldo Nachbin applies for a chair
Honig	Bulletin of the Brazilian Mathematical Society
Honig	Some books by Chaim Samuel Hönig
Loibel	Gilberto Francisco Loibel's Interview
Macfarlane	Alexander Macfarlane Letters
Nachbin	Leopoldo Nachbin's books
Peixoto	First International Symposium on Dynamical Systems
Souza	List of books by Júlio Cesar de Mello e Souza
Souza	Books by and about Julio Cesar de Mello e Souza
Souza Gomes	Joaquim Gomes de Souza's Miscellaneous Integral Calculus
Spinadel	Vera M Winitzky de Spinadel's publications

Heinz Klaus Strick has added another 12 biographies to his Collection of biographies: