Grader: Bin Guo
Solutions to Text problems from the web These solutions have been posted online, but not be anyone connected to the course. You may use them for a cross check after you have solved the problems yourself, but in case of any errors in these solutions, you are still responsible for supplying the correct answer.
There will be a 15 minute quiz in Friday Aug 31, with questions similar to that on HW 1.
Quiz 1 solutions
Quiz 2 solutions
An interesting article on group velocities
There will be a 15 minute quiz in Monday Sep 24, with questions similar to HW questions from Chapter 3.