Q.E.D.

From Author Wars - https://authorwars.com/books/qed-1069245.html

Overview:

Title: Q.E.D.
Author: Dell Harris
Year: 1984
Type: Interior Art

Editions/Publications:

Unknown. Analog Science Fiction/Science Fact, December 1984 (Unknown, Dell Harris, Davis Publications, $1.75, 180 pages, digest, MAGAZINE)