|
|
 |
Handouts
|
Courses
- Abstract Algebra I (MATH 5550), 932 KB.
Used as a text for our first-semester graduate abstract algebra course.
Groups, rings and fields, culminating in the Fundamental Theorem of Galois Theory.
- Representation Theory (MATH 5530), 311 KB.
Ordinary representation theory of finite groups. Notes for one of the units in
our graduate-level group theory course.
- Dirichlet Series (MATH 4550), 121 KB.
Proof that there are infinitely many primes of the form 4k+1.
- Data Compression (MATH 1305), 125 KB
- Entropy (MATH 1305), 393 KB
- Error-Correcting Codes (MATH 1305), 419 KB
- The [7,4,3] Binary Hamming Code, Systematic Version
(MATH 1305), 74 KB
- Notes on Tutte Polynomials (MATH 5490/5590),
184 KB.
Tutte polynomials of matroids, and relationship with weight enumberators of
codes
- A sheet of qualitative examples comparing entroy (204 KB)
of various information sources
- Incidence Geometry (MATH 5700), 3.6 MB.
Corrected version of the text used for our Fall 2007 course.
Exams
- Algebra Qualifying Exam, January 2005 (for our
graduate students), 92 KB
With solutions.
- December 2005 Putnam Exam with my solutions
- December 2006 Putnam Exam with my solutions
(Under Construction)
Seminars
- The E8 Root Lattice and Conway's
Ovoids, 140 KB
- Transfinite Induction, 68 KB. Notes for UW seminar on Jan 20, 2009
Under Construction
/ revised January, 2009