Otto van Koert's personal home-page

My coordinates

Otto van Koert
Seoul National University
Department of Mathematical Sciences, Seoul National University
San56-1 Shillim-dong Gwanak-gu ‎신림동 관악구
Seoul 151-747
South Korea

Email: okoert'put here the at sign'snu.ac.kr
Office: Building 27, 402


A single sphere in a flat 3-torus