MATH 351 Elementary Linear Algebra (Spring 2026)
Instructor: Ning Wei
Office: MATH 404
Email: wei307@purdue.edu
Phone: 765-494-3405
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Information
Sec 130: MWF: 11:30 PM - 12:20 PM, PHYS 333
Sec 131: MWF: 12:30 PM - 1:20 PM, PHYS 333
Textbook: Richard Penney, Linear Algebra: Ideas and Applications, 4th Ed., Wiley (2016), ISBN978-1-118-90958-4.
Syllabus: Brightspace
Office Hour: WF 2:30 pm-4pm or by private appointment.
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Exam
There are two midterm exams and one final exam.
Midterm I: Mon 02/16 @8:00PM - 9:00PM, WTHR 104
Midterm II: Wed 03/25 @8:00PM - 9:00PM, WTHR 104
Final: TBA
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Homework
HW: Scan and submit to Brightspace based on the following schedule.
Grader: Kale Stahl (stahl37@purdue.edu)
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Course Schedule
Note that this schedule is tentative and subject to change if needed (each HW set corresponds to one section).
| Week |
Date |
Section |
Homework |
Due Date |
| 1 |
1/12 |
1.1 |
|
1/23 |
| 1/14 |
1.1 |
HW1: P16-19, True-False Questions: 1.1, 1.3, 1.6; Exercises: 1.5(b), 1.14, 1.17 |
| 1/16 |
1.2 |
|
| 2 |
1/19 |
No Class (MARTIN LUTHER KING JR. DAY) |
|
1/30 |
| 1/21 |
1.2 |
HW2: P38-40, True-False Questions: 1.13, 1.14, 1.17; Exercises: 1.53, 1.55(e), 1.55(h) |
| 1/23 |
1.3 |
|
| 3 |
1/26 |
1.3 |
HW3: P62-65, True-False Questions: 1.20, 1.21, 1.22; Exercises: 1.65 (b), 1.67 (b), 1.69 |
2/6 |
| 1/28 |
1.3, 1.4 |
|
| 1/30 |
1.4 |
HW4: P85-88, True-False Questions 1.25, 1.27, 1.30; Exercises: 1.105 (a), 1.105 (b), 1.109 |
| 4 |
2/2 |
2.1 |
|
2/13 |
| 2/4 |
2.1 |
HW5: P108-110: True-False Questions: 2.1, 2.2, 2.3; Exercises: 2.1 (e), 2.3 (b), 2.4 |
| 2/6 |
2.2 |
|
| 5 |
2/9 |
2.2 |
HW6: P122-124: True-False Questions: 2.10, 2.12, 2.13; Exercises: 2.33 (a), 2.36, 2.38 (c) |
2/20 |
| 2/11 |
2.3 |
|
| 2/13 |
2.3 |
HW7: P143-146, True-False Questions: 2.21, 2.23, 2.27; Exercises: 2.66 (d), 2.69, 2.73 |
| 6 |
2/16 |
Review for Midterm I |
|
2/27 |
| 2/18 |
3.1 |
|
| 2/20 |
3.1 |
HW8: P156-162, True-False Questions: 3.2, 3.4, 3.10; Exercises: 3.7, 3.11, 3.19 |
| 7 |
2/23 |
3.2 |
|
3/6 |
| 2/25 |
3.2 |
HW9: P173-178, True-False Questions: 3.12, 3.15, 3.17; Exercises: 3.34, 3.38, 3.44 |
| 2/27 |
3.3 |
|
| 8 |
3/2 |
3.3 |
HW10: P189-195, True-False Questions: 3.21, 3.22, 3.25; Exercises: 3.64 (j), 3.64 (k), 3.75 |
3/13 |
| 3/4 |
3.4 |
|
| 3/6 |
3.4 |
HW11: P212-214, Exercises: 3.100 (c), 3.101 (b), 3.101 (c), 3.107 |
| 9 |
3/9 |
3.5 |
|
3/20 |
| 3/11 |
3.5 |
HW12: P229-234, True-False Questions: 3.31, 3.32, 3.34; Exercises: 3.117 (c), 3.118 (a), 3.119 (d) |
| 3/13 |
3.5, 4.1 |
|
| 10 |
3/16 |
No Class (Spring break) |
|
|
| 3/18 |
No Class (Spring break) |
|
| 3/20 |
No Class (Spring break) |
|
| 11 |
3/23 |
4.1 |
HW13: P248-251: True-False Questions: 4.1, 4.2, 4.3; Exercises: 4.1(h), 4.1 (j), 4.4 |
4/3 |
| 3/25 |
Review for Midterm II |
|
| 3/27 |
4.2 |
|
| 12 |
3/30 |
4.2 |
HW14: P258-261, True-False Questions: 4.8, 4.9, 4.10; Exercises: 4.12 (d), 4.12 (f), 4.16 |
4/10 |
| 4/1 |
Cancelled (due to Midterm 1) |
|
| 4/3 |
Cancelled (due to Midterm 2) |
|
| 13 |
4/6 |
4.3 |
|
4/17 |
| 4/8 |
4.3 |
HW15: P268-269, True-False Questions: 4.12, 4.13; Exercises: 4.35, 4.36, 4.41 |
| 4/10 |
5.1 |
|
| 14 |
4/13 |
5.1 |
HW16: P279-282, True-False Questions: 5.1, 5.3, 5.5; Exercises: 5.3 (a), 5.3 (c), 5.5 (h) |
4/24 |
| 4/15 |
5.2 |
|
| 4/17 |
5.2 |
HW17: P290-292, True-False Questions: 5.12, 5.13, 5.14; Exercises: 5.28 (b), 5.29 (g), 5.29 (h) |
| 15 |
4/20 |
5.3 |
|
4/26 |
| 4/22 |
5.3 |
HW18: P304-305, Exercises: 5.45, 5.47. 5.49 |
| 4/24 |
Final Review I |
|
| 16 |
4/27 |
Final Review II |
|
|
| 4/29 |
Final Review III |
|
| 5/1 |
Final Review IV |
|
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