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  * In today's class, the discussion on $\delta S$ when it is related to the end point variations of $\delta t$ and $\delta \vec r$ did not go so well. I apologize. That is an important topic, although it may be optional for this level. Here is a [[Lecture+#Note|cleaned up and clarified version of that discussion]]!&mdash;~-''<<DateTime(2015-06-02T12:39:12-0700)>>''-~
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 * Here is <<ln("https://gweon.com/forum/questions/?from_all=true&tags=final-exam","the link")>> to all final exam related questions on the forum.&mdash;~-''<<DateTime(2015-06-05T13:17:21-0700)>>''-~

 * The final exam is [[Homework+|here]]. Good luck!&mdash;~-''<<DateTime(2015-06-05T10:02:14-0700)>>''-~

Past news of persistent value

  • In today's class, the discussion on $\delta S$ when it is related to the end point variations of $\delta t$ and $\delta \vec r$ did not go so well. I apologize. That is an important topic, although it may be optional for this level. Here is a cleaned up and clarified version of that discussion!—12:39PM, Jun 02, 2015

  • In solutions to homework 6, there may be some helpful general thing to read, in addition to finding solutions to problems. This is regarding the general notion of an angular profile diagram. Please read pages 11-12 of the solutions to homework 6 for (hopefully helpful) discussion on this.—2:50PM, May 21, 2015

  • Please note a small but important correction to homework 6.—3:57PM, May 18, 2015

  • The midterm exam and its solutions are posted here.—1:50PM, May 12, 2015

  • There will be our (brief) first quiz on this Thursday in class. Please read the solutions for homework 1 (Homework+), and re-familiarize yourself, if necessary, with the basic principles underlying homework 1. On-going quiz schedule: one week after a homework due date (the same date when solutions are posted), there will be a quiz on the materials related to that homework.1:13PM, Apr 14, 2015

    Welcome to the 2nd part of Classical Electrodynamics! Many of you are familiar to me from my past teaching, but some of you are new to me. I am glad to see everyone! I extend my best wishes for your effective efforts in this course, and I hope that you will have fun while learning by challening yourself.

Past news of purely archival value

  • Here is the link to all final exam related questions on the forum.—1:17PM, Jun 05, 2015

  • The final exam is here. Good luck!—10:02AM, Jun 05, 2015

  • Quizzes 2 through 5 are still open. If you somehow forgot to do them, please do them by 9 PM, tonight. Please go here to (re-)do them.—6:49PM, May 11, 2015

  • Quiz 3 is now open for your work. Please go here to do quiz 3. Due noon tomorrow.—10:50AM, May 04, 2015

  • Quiz 2 is now open for your work. Please go here to do quiz 2. Note that there are three quiz questions in total. It is due by Monday morning (10 AM). Here is an instruction on how to do the quiz. There will be similarly short and simple quiz 3 and quiz 4 next week, touching upon materials related to homework 3 and homework 4, respectively.—4:10PM, May 01, 2015

  • The syllabus has been updated with the correct office hour information. However, there is no office hour today (Mar 31), as I have a dentist appointment.—12:12PM, Mar 31, 2015