Social media
I’m winding down my use of Twitter. From now on, active posting will be on Mastodon.
Gravity matters
John Barrett's research website
Pages
- About John Barrett
- Book: Lectures on Differential Geometry
- Info for visitors
- Introductory reading: Non-commutative geometry
- Introductory reading: spin foam
- PhD, MSc, mailing lists
- Talks: slides and videos
External links
- Publications – physics (INSPIRE)
- Publications – maths (arXiv)
- Nottingham Maths
- QSPACE network
- MSc Gravity, Particles and Fields
Research Posts
- Social media
- Introduction to Non-Commutative Geometry
- Penrose on palatial twistors
- Linearised regge calculus
- Stephen Hawking
- Dichromatic state sum models
- Public lectures on Einstein’s general relativity
- Random non-commutative geometry
- Matrix Quantum Gravity
- Como lectures
- Hope and glory
- Gray category diagrams
- A fermionic state sum model
- The Spin Foam Lectures (UNAM)
- David Barrett
Gravity matters 
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