Welcome to the website for David Hemmer's Math 353A- Introduction to Combinatorics I. The class meets in Math 250 Monday-Wednesday-Friday from 9:00 - 9:50 a.m..
The textbook is Allenby & Slomson, How to Count: An Introduction to Combinatorics.
Office: Mathematics Building 211/ 226 (chair's office)
Office Hours:
Monday 10:00-12:00
Thursday 3:00-4:00
These are only the times I am guaranteed to be in my office. You can take your chances and stop by anytime, or call first to see if I'm here, or make an appointment. The best way to contact me is email. Please make frequent use of my office hours! Here is my Fall 2014 SCHEDULE.
Phone: 716-645-8775
Email: dhemmer@math.buffalo.edu
Dave's Website: http://www.math.buffalo.edu/~dhemmer
Reading Files: I will post all files in .pdf
format, which
can be read with Adobe Acrobat Reader.
Course Handouts/Demos: Anything I pass out or display in
class will go here.
8/25/14 Course Information Sheet
8/25/14 Derangements code for GAP
9/24/14 Example of Catalan# Proof
9/29/14 Stanley's famous Catalan Excercise #19
9/29/14 GAP code for coin flip first return
10/8/14 Review Sheet for Midterm
10/22/14 Examples for partition generating function
Homework:
Assignment #1- Due Wednesday 9/3/2014: 2.2.4B, 2.3.2B, 2.3.3B, 2.3.4B, 2.4.2B, 2.4.4A,B, 2.4.6B SOLUTIONS
Assignment #2- Due Wednesday 9/10/2014 2.5.2B, 2.6.2B, 3.1.2B, 3.1.5B, 3.1.6B SOLUTIONS
Assignment #3- Due Wednesday 9/17/2014 SOLUTIONS
Assignment #4- Due Wednesday 9/24/2014 3.3.8B, 4.1.5B, 4.1.6B, 4.2.1B, 4.3.2A SOLUTIONS
Assignment #5- Due Friday 10/3/2014 SOLUTIONS
Assignment #6- Due Wednesday 10/8/2014 SOLUTIONS
Assignment #7- Due Wednesday 10/22/2014 SOLUTIONS
Assignment #8- Due Wednesday 11/5/2014 SOLUTIONS
Assignment #9- Due Wednesday 11/19/2014 SOLUTIONS
Assignment #10- Due Monday 11/24/2014 SOLUTIONS
Assignment #11- Due Wednesday 12/10/2014
Quizzes
Quiz 7 Solutions (there was no Quiz 6!)
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