Search

ETPS (Educational Theorem Proving System) is a program that logic students can use to write formal proofs in first-order logic or higher-order logic. It enables students to concentrate on the essential logical problems involved in proving theorems, and it automatically checks the proofs. [ABSTRACT FROM AUTHOR]

This is a slightly enhanced version of the acceptance speech given by the author after receiving the Herbrand Award at the 19th International Conference on Automated Deduction (CADE-19) in Miami, Florida, on August 1, 2003. Historical matters related to Herbrand's theorem, higher-order logic, and the author's work are discussed. Contributions by others that have been helpful to the author are noted. [ABSTRACT FROM AUTHOR]