Overview
Syllabus
Intro
Physical Mathematics
Two Basic Questions
One Dimension
A One-Dimensional Topological Invariant
Two Dimensions
Three Dimensions: Things Get Harder
More Than Three Dimensions?
Four Dimensions Is The Hardest !
Gravity
Nuclear Force
Electric & Magnetic Forces
Commutative vs. Noncommutative
Meanwhile, back at the ranch
Cartoon Of Donaldson Invariants
Using this new (1984) topological invariant Donaldson could prove dramatic new results
Witten's Answer
Topological Field Theory
What does matter is topology!
Quantum Field Theory
Seiberg-Witten equations have soliton-like solutions: vortices in a superconductor
Mad Dash After A Breakthrough
Settling A Debate
Taught by
Institute for Advanced Study