Covering Letter, Article After a talk with the addressee in Lousanne the author sends him an article by Douglas R. Hofstadter "Metafont, Metamathematics, and Metaphysics: Comments on Donald Knuth's Article "The Concept of a Meta-font", published in August, 1982. Date: 09.03.1987 Original document language: English Authors: N. Ebel Persons: Donald E. Knuth, Douglas R. Hofstadter Addressee: Andrei Petrovich Ershov
