Issai
Schur

Universität Berlin (MathTree)


Erhard
Schmidt

Universität Berlin (Evolution Tree)


Richard Dagobert
Brauer

University of Toronto (MathTree)


Richard Hubert
Bruck

UW Madison (MathTree)


Richard Albert
Good

University of Maryland (MathTree)

Herbert A.
Hauptman

The Medical Foundation of Buffalo
(Options)

Herbert HauptmanX