Differential Geometry II

Course 7412006 Section 01, Fall 2025

Wednesdays 14:00 - 15:50, Thursdays 15:00 - 15:50, Room: E1-1 #136

Chungbuk National University

Instructor: Dr. Byungdo Park          Email:
Office Hours: Thursdays 14:00--14:50 at E1-1 #110 or by appointment.
Syllabus: PDF

Announcements

2025-10-10: The Google Form for you to submit your PBL project is ready. Please submit it by November 30th.
2025-10-08: Midterm exam announcement Details have been posted below.
2025-10-08: The October 23rd 15:00 class will go online. Please see the email announcement for more details.
2025-09-15: Homework #1 to Homework #6 have been posted below.
2025-09-15: The September 18th 15:00 class will go online. Please see the email announcement for more details.
2025-09-01: Announcements Here are procedures specifying details in the dispute policies.
2025-09-01: Welcome!

Homework

Homework #1 16 problems.
Problems from Chapter 9 Part 1: #1, 2, 4, 6, 33, 34, 35, 37, 38, 40.
Problems from Chapter 9 Part 2: #7, 9, 12, 41, 42, 43.

Homework #2 9 problems.
Problems from the National Exam: Handout 1.

Homework #3 12 problems.
Problems from Chapter 9 Part 3: #10, 21, 22, 44, 48.
Problems from Chapter 9 Part 4: #26, 27, 45, 46, 47, 52, 55.

Homework #4 13 problems.
Problems from Chapter 10: #3, 8, 9, 10, 30, 38.
Problems from Chapter 11: #8, 10, 30, 32, 33, 54, 55.

Homework #5 11 problems.
Problems from the National Exam: Handout 2.

Homework #6 2 problems.
Problems from the National Exam: Handout 3.

Exam Schedules

Midterm Exam: 22 October (Wednesday), In-class.
- Coverage: Chapter 9. If we could not finish this chapter by October 16th, then what we covered up to October 16th will be the coverage. The video lecture for October 23rd class will also be included to the coverage.
- Total 7 questions. There will be 1 set of T/F questions. Some problems will be identical or closely related to homework problems.
- If you cannot make it to the in-class exam due to an official cause (including properly documented illness), you have to submit a Make-up Exam Application Form at your department. Here is a handout about make-up exam policies.

Assessment of Project-Based Learning (PBL)

For an extra credit, you should record a 20-minute long video lecture about one of the following:
(1) A sample lecture on any topic listed on the syllabus of this course.
(2) A sample lecture on a concept from secondary school geometry curricular.

You should submit the video in a form of a YouTube video link by choosing the sharing option "unlisted." Please use this form to submit your work.

Your video will be disclosed to your classmates in this course as a part of a YouTube playlist. You may turn your video into “private” or even delete the video after your letter grade for this course is assigned.

Links

Webpage of Byungdo Park
CBNU Mathematics Education Department Homepage