Tools From Higher Algebra (PDF 42P) by Noga
Alon
File Type :PDF Number of Pages :42
Description This note covers the following topics: group theory and graphs with
large girth, expanders and superconcentrators, character sums and
pseudorandom graphs, real varieties and sign patterns of polynomials, The
ChevalleyWarning theorem, Abelian groups and regular graphs, hyperbolic
geometry and triangulations of polytopes and polygons, the ErdosMozer
conjecture and the hard Lefschetz theorem.
