Algebraic number theory II:
This course is to give an introduction to class field theory
from cohomological point of view. We basically follow the book:
Algebraic Number theory, edited by Cassels and Frohlich.
Syllabus:
| Week 1 | Local fields I | Absolute values |
| Week 2 | Local fields II | Hensel's lemma, unramified extensions |
| Week 3 | Global fields | Adeles and ideles |
| Week 4 | Local class field theory I | Lubin-Tate theory |
| Week 5 | Group cohomology I | Generalities |
| Week 6 | Group cohomology II | Tate's theorem |
| Week 7 | Local class field theory II | Construction of local reciprocity law |
| Week 8 | Local class field theory III | Kronecker-Weber theorem |
| Week 9 | Local class field theory IV | Existence theorem |
| Week 10 | Student presentation | |
| Week 11 | Local class field theory V | Ramification theory |
| Week 12 | Student presentation | Brauer group and division algebras |
| Week 13 | Global class field theory I | Introduction |
| Week 14 | Global class field theory II | First inequality |
| Week 15 | Global class field theory III | Second inequality |
| Week 16 | ||
| Week 17 |