Top Posts
Recent comments
- Jon Awbrey on Creativity
- Peter Cameron on The electron is round
- Jony Hudson on The electron is round
- Peter Cameron on Araucaria
- Peter Cameron on Algebra in Novi Sad
Blogroll
- Annoying precision
- Astronomy Picture of the Day
- Azimuth
- Bad science
- Bob Walters
- DC's Improbable Science
- Diamond Geezer
- Equatorial mathematics
- Gödel's lost letter and P=NP
- Gil Kalai
- Haris Aziz
- Intersections
- Jane's London
- Jon Awbrey
- LMS blogs page
- Log24
- London Daily Photo
- London Reconnections
- Machines like us
- Marie Cameron's blog
- MathBlogging
- Micromath
- Neill Cameron
- neverendingbooks
- Noncommutative geometry
- Paul Goldberg
- Pete Ashton
- Sheila's blog
- Since it is not …
- Stubborn mule
- SymOmega
- Terry Tao
- The De Morgan Journal
- The London column
- The Lumber Room
- Theorem of the day
- Tim Gowers
- XKCD
Cameron Counts: RSS feeds
Meta
Tag Archives: Higman
The Graph Extension Theorem
I made some notes on the Graph Extension Theorem for a new research project. They may be of wider interest, so here is a summary. Shult’s Graph Extension Theorem is a simple device for showing that certain permutation groups have … Continue reading
Posted in exposition
Tagged Higman, Seidel, Shult, switching, transitive extension, two-graph
4 Comments