Please hand in problems: 8,10,12,16 as well as these series by Azar 23rd. Late submission will not get 100% credit.
    Extra Set 4 Here! Deadline: 4 azar! Late submission will not get any credit.
    Recommended problems of Ch. 3: 1,2,3,6,7,9,14,17,20,22,26,27
You need to hand in problems 3, 17 and 26 by Aban 21 (Tuesday).

Please do problems 7,14,16,15,17,18,19,20,24,25,26 of Ch. 2 by Aban 8 (Extended for the third times!).