Math 421: Algebraic Structure --Spring 2019


MWF 9:10 - 10:00am;Pullman: SPRK 212; Vancouver: VECS 209

Instructor:               Sheng-Chi Liu
E-mail:                     scliu (at) math dot wsu d0t edu
Phone number:      (509)335-8648
Office:                      Neill 207
Office Hours :         MWF 10:10 -11:10am and by appointment

Announcement: 
Please keep all graded papers I return to you. In case of missing grades, you will need to provide the graded papers.


Midterm 2: April 19 (Friday), in class.
   Sections 11, 13-15, 18-23, 26

Quiz 11: Sections 21, 22, 23, 26 on Wednesday (April 17), in class.
Homework 11: due on Wednesday (April 17), in class.
Section 21: none
Section 22: 1, 3, 24, 25
Section 23: 2, 10, 16, 34
Section 26: 3, 17, 22 a), 30


Quiz 10: Sections 19 and 20 on Monday (April 8), in class.
Homework 10: due on Monday (April 8), in class.
Section 19: 12, 14, 25
Section 20: 4, 8, 9, 10, 12, 17


Quiz 9: Section 18 on Monday (April 1), in class.
Homework 9: due on Monday (April 1), in class.
Section 18: 4, 6, 9, 11, 12, 13.


Quiz 8: Section 15 on Monday (March 25), in class.
Homework 8: due on Monday (March 25), in class.
Section 15: 4, 34, 37


Quiz 7: Sections 13 and 14 on Monday (March 18), in class.
Homework 7: due on Monday (March 18), in class.
Section 13: 2, 6, 13, 18, 21, 45
Section 14: 6, 10, 14, 24, 34


Quiz 6: Section 11 on Monday (March 4), in class.
Homework 6: due on Monday (March 4), in class.
Section 11: 4, 8, 16, 32, 36, 38, 39 , 47, 52


Midterm 1: February 22 (Friday), in class.
Sections 2 - 10.


Quiz 5: Section 10 on Wednesday (February 20), in class.
Homework 5: due on Wednesday (February 20), in class.
Section 10: 2, 12, 16, 28, 34, 39


Quiz 4: Sections 8 and 9 on Monday (February 11), in class. Rescheduled to Wednesday (February 13).

Homework 4: due on Monday (February 11), in class. Rescheduled to Wednesday (February 13).
Section 8: 4, 6, 12, 16, 21, 46, 49
Section 9: 2, 9, 10, 13, 29, 33, 36


Quiz 3: Section 6 on Friday (February 1), in class.

Homework 3: due on Friday (February 1)
Section 6: 16, 18, 20, 46, 51

Quiz 2: Sections 4 and 5 on Friday (January 25), in class.

Homework 2: due on Friday (January 25)
Section 4: 3, 15, 32, 34
Section 5: 10, 11, 31, 34, 45, 50, 52

Quiz 1: Sections 2 and 3 on Wednesday (January 16 ), in class.

Homework 1: due on Wednesday (January 16)
Section 2: 10, 23, 36
Section 3: 10, 13,16, 26, 33


Midterm 2: April 19 (Friday), in class.