Classic
These posts summarize and review classics of mathematical research. Currently under development.
Freedman’s Hard Decomposition Theorem
November 2, 2022
AUTHOR : R. Kirby :EDITORS : J. Hass and R. Ghrist ART : J. Hass INTRODUCTION In his celebrated paper [8], Mike Freedman showed
An Aperiodic Set of Eleven Wang Tiles
July 24, 2022
AUTHORS : B. Durand and A. Shen : EDITOR/ART : R. Ghrist : This is a review of E. Jeandel and M. Rao, “An