Do the problems enumerated below from hw5.pdf. (The problems are from the textbook, but the numbering in the two English editions and the Korean edition may not be the same, so refer to the PDF file for the precise problem statement.)

- Problem 6.2.
- Problem 6.6.
- Problem 6.10.
- Problem 6.11.
- Problem 6.17.
- Problem 6.18.
- Problem 6.21.

As usual, you are allowed to work in groups of two students. Submit the homework on paper in our homework box (Box #7 next to our classroom).

The deadline is May 28, at 12:59 just before our class.