Tag: Midsummer Geometry

Midsummer Noon

Geometry Simplified (a projective space) The above finite projective space is the simplest nontrivial example of a Galois geometry (i.e., a finite geometry with coordinates in a finite…

Group Theory and Philosophy

Excerpts from "The Concept of Group and the Theory of Perception," by Ernst Cassirer, Philosophy and Phenomenological Research, Volume V, Number 1, September, 1944. (Published in French in…