### Math 212 Fall 2020, 10D/11D/12D

• Email: wangjiuy at math dot duke dot edu

• Course Site: Sakai for Lecture , Sakai for Discussion

• Discussion Meeting: TR, 1:45 pm - 2:35 pm (10D), 3:30 pm - 4:20 pm (11D), 5:15 pm - 6:05 pm (12D)

• Office Hour: on Sakai for lecture, shared office hours between sections

• My office hour: Thursday 7 pm - 8 pm

• For cloud class discussion: Piazza page in Sakai for lecture

• Weekly Homework: listed in Syllabus

• Textbook: Calculus (by Edwards and Penney), or Multivariable Calculus (by Edwards and Penney)

• Other sources: lecture notes (download it in Sakai for lecture), Help Room

#### Important Notes

• This class is completely online, zoom links for all meetings/office hours are listed in Sakai. Discussions links are in Sakai for sections, and office hours links (shared) are in Sakai for lectures.

• Before attending the discussion, students should watch the vedio for online lectures that is pre-recorded and corresponding parts of textbook and lecture notes.

• Weekly homeworks are assigned in syllabus and will be graded.

#### Daily Update

• Aug 18: Notes
• Vectors
• Operations for vectors
• Aug 20: Worksheet 1
• Pay attention to the last two questions: the extra factors you need to take after you do cross product or triple product are 1/2 and 1/6.
• Aug 25: Notes
• Curves
• Example for Surfaces
• Aug 27: Worksheet 2
• Sept 1: Notes
• Commons concepts
• Limit
• Sept 3: Worksheet 3
• Learn to use google for graphing a function
• Sept 8: Notes
• Derivatives for Multivariable Function
• Sept 10: Worksheet 4
• It contains solutions from every discussion so that you can practice and compare. There are also two pages for discussion on Jacobian since people have asked in discussion, only for people who are interested in reading.
• Sept 22: Notes
• Double Integral
• Sept 24: Worksheet 5
• Sept 29: Notes
• Triple Integral
• Oct 1: Worksheet 6
• Oct 6: Notes
• Polar/Cylinder/Sphere Coordinates
• There are also part on reflection points, for people who have asked.
• Oct 8: Worksheet 7
• Oct 13: Notes
• Surface Area
• Line Integral
• Oct 15: Worksheet 8
• Oct 20: Notes
• Conservative Vector Field
• Green's Theorem
• Oct 22: Worksheet 9
• Oct 27: Notes
• Surface Integral
• Oct 29: Worksheet 10
• Nov 3: Notes
• Divergence Theorem/Stokes Theorem
• Nov 5: Worksheet 11
• Nov 10: Notes
• Local/Global Min/Max, Lagrange Multiplier
• Nov 12: Notes
• Review