The lectures will be online (unless the numbers decrease significantly).
Time: Wednesdays 13:30-15:15
Classes: Online on Zoom:
https://universiteitleiden.zoom.us/j/67240054097?pwd=UHJPZHRyZzBEV2lacmkyV0NtNkdrQT09
Meeting ID: 672 4005 4097
Passcode: gQ%30Fvh
Dates: Feb 3, 10, 17, 24, Mar 3, 10, 17, 31, Apr 7, 14, 21, 28, May 12, 19
Maarten Stremler and Jerry Jubitana, the course email address is reptheory2021@gmail.com.
There will be weekly Q&A: Tuesdays 10:00-11:00. LiveRoom link: https://smart.newrow.com/#/room/krj-852
Take home exam: June 14-18. Link: Exam
Retake exam: July 5-9. Link: Retake
By appointment, or just drop by (office: Snellius 238). Feel free to email me anytime if you have any questions. My email address is mhablicsek at gmail dot com.
Pavel Etingof, Introduction to Representation Theory. American Mathematical Society, 2011. Freely available on the author's website.
Hendrik Lenstra, Representatietheorie, 2003. Lecture notes by Jeanine Daems and Willem Jan Palenstijn (in Dutch). There is an English translation by Gabriele Dalla Torre.
1. Basics in ring theory
2. Basics in category theory
3. Basics in homological algebra, Wedderburn-Artin, Maschke's theorem
4. Group representations, characters, character tables
5. Burnside's theorem
20% homework, 80% exam (except in the case of the retake exam, it will be 10% homework and 90% exam)
The homework score will be the average of the scores on the homework sets except that the two worst homework scores will be ignored. See the homework page: Homework.
Cheating and other academic misconducts will not be tolerated.
The course also has a Brightspace page. Please, register there as well.
If you have any questions/comments/concerns, feel free to write an anonymous comment (see below) or send an email to mhablicsek at gmail dot com.