Course Schedule:
All lectures are given 10.15-12.00 on Fridays. Room 3721 is located in the department of mathematics at KTH. All other room locations can be found in the time table here.
On four Fridays 13.15-15.00 Luis Ferroni will have exercise sessions. Other Fridays we will have office hours on zoom 13:00-14:00. See schedule below. The zoom room for the course is https://kth-se.zoom.us/j/65574458896

Date	Reading in EC1	Content	Teacher	Deadlines	Notes
2/9 Room E3	1.1 - 1.2	What is enumerative combinatorics?; Sets and subsets	Katharina		Lecture1.pdf	office hours 13-14
9/9 Room V1	1.2 - 1.3	(Weak) compositions; multisets; permutations	Katharina		Lecture2.pdf	office hours 13-14
16/9 Room M3	1.3 - 1.4	Permutation statistics	Katharina		Lecture3.pdf	Exercise session Room M3 13-15
23/9 Room FA32	1.7, 1.9	Permutations of multisets, the twelvefold way	Svante	Homework Set 1 handed out	Lecture 4	office hours 13-14
30/9 Room FA32	Handout and parts of 1.5	Pattern Avoidance	Svante		Lecture 5	office hours 13-14
7/10 Room V1	2.1 - 2.2, 2.7	Inclusion-Exclusion, the Determinantal Method	Svante	Homework Set 1 due	Lecture 6	Exercise session Room E3 13-15
14/10 Room V32	3.1 - 3.3	Posets	Katharina		Lecture7.pdf	office hours 13-14
21/10 Room E3	3.4 - 3.6	Distributive Lattices and Incidence Algebras	Katharina	Homework 2 handed out	Lecture8.pdf	office hours 13-14
28/10, 10-12 Room 3721	3.7 - 3.10	The Möbius Function	Svante		Lecture9
28/10, 13-15 Room 3721	3.7-3.10 continued	Topological Combinatorics (order complex and simplicial complex)	Svante		Lecture10
4/11, 10-12 Room M3	Exercise session		Luis
11/11 Room M3	3.11.1-3	Hyperplane arrangements	Svante	HW 2 due. Group assignments given.	Lecture 11	office hours 13-14
18/11 Room E3	3.11.4 and handout	More on hyperplane arrangements	Svante		Lecture 12	Exercise session Room W42 13-15
25/11, 10-12 Zoom (online)		Polytopes Order polytope	Katharina		Lecture13
25/11, 13-15 Zoom (online)	Exercise session		Luis
2/12 Room Q1		Ehrhart Theory	Katharina	Homework set 3 handed out.	Lecture14.pdf	office hours 13-14
9/12 Room D2		More Ehrhart theory	Katharina		Lecture15.pdf	Exercise session Room V1 13-15
16/12 Room D36		Student Presentations		Mandatory Presence.

12/1 Rooms D41, D42		Written Exam		Homework Set 3 due.