Answers and additional exercises

There has been quite a lot of feedback regarding the exercises and answers. I am very happy that several readers have sent also their versions of answers to various exercises. Feel free to download the files, and kudos to those who have sent answers (names in the files below).

My answers to selected exercises (PDF, 84 kb).

Answers to 4.2 and 4.3 by P. Praveen (IIT Guwahati, India) (PDF, 197 kb).

Answers to 4.2 and 4.3 by Changjiu Xia (Beijing, China) (PDF, 155 kb).

Answers to 4.4 and 4.6 by Amit Goyal (IIT Bombay, India) (PDF, 172 kb).

Answer to 4.4 by Arindram Indra (IIT Bombay, India) (PDF, 426 kb).

Last updated on September 24, 2011. Your feedback is appreciated.