Math 454 (Combinatorics)

Prof. Weibel

Fall 2011
Homework Assignments

All assignments are due in class. You must show your work for credit.


Due Problems
Sept. 132.5#3; 2.6#5; 2.7#12,15,22; 2.8#7,9; 2.9#3,5
Sept. 222.9#9; 2.10#3; 2.11#7,15; 2.13#2,11; 2.14#4,9
Sept. 272.16 #3,21,23; 2.18 #7,9c,9g; 2.19 #15,18,27
Oct. 62.19 #10; 3.1 #15,16; 3.2 #2,16; 3.3 #4,21 (explain)
Oct. 133.3 #24,26; 3.4 #5,12,24; 3.5 #2,7(f),12 (use BFS for 7)
Oct. 13Midterm (Chapters 1,2,3)
Oct. 255.1#11 (explain); 5.2#4(a,b,c),14; 5.3#1(a,b,c),8,16; 5.4#2(b,d),7,13
Nov. 15.5 #1(a,e,f),6(a,b,c),11,13; 2.15 #3(a,d); 5.7 #1(a,b),5(for 1ab)
Nov. 86.1 #8,17,33; 6.2 #12(abc),18,26(a); 6.3 #3(abc),12,14
Nov. 159.1 #2(a-d),4; 9.2 #5(a-d),10,14; 9.3 #2(c,d),18(a)
Nov. 22Midterm (Chapters 5,6,9)
Dec. 610.2 #1(b),3,5(b),9(a,b); 10.3 #1(b),3(b),4(b),8,23
Dec. 139.4 #1c,9c; 10.4 #4c,11,14,20; 10.5 #6,7,13 (transpose matrices if needed)



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Charles Weibel / weibel@math.rutgers.edu / Fall, 2011