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unusual facts about Hale F. Trotter



Dimitri Mitropoulos

Trotter, William R. Priest of Music: The Life of Dimitri Mitropoulos.

Steinhaus–Johnson–Trotter algorithm

The Steinhaus–Johnson–Trotter algorithm or Johnson–Trotter algorithm, also called plain changes, is an algorithm named after Hugo Steinhaus, Selmer M. Johnson and Hale F. Trotter that generates all of the permutations of n elements.

William R. Trotter

He is an acknowledged expert on the works of Jean Sibelius, the subject of his "Winter Fire" novel, and Leopold Stokowski, whose Trotter-penned biography has gone as yet unpublished but has made the rounds of the Leopold Stokowski Society for many years.

A research project Trotter started while at Davidson College about the Winter War eventually became the history A Frozen Hell, published in 1991.


see also