Professor of Mathematics UCLA Department of Mathematics Box 951555 Los Angeles, CA 90095-1555 Office: Math Sciences Building 6191 Phone: (310) 825-4984 E_ail: s_ari_i@math.uc_a.edu

Abstract Algebra
Algebraic Number Theory
Group and Galois cohomology
Homological Algebra
Iwasawa Theory
Point-Set Topology

Disclaimer: All linked notes are in unfinished form.
No warranties are made as to their accuracy. Comments welcome.

Note: The notes on group cohomology are fully contained in the number theory notes.