Not too easy. Not too difficult.
Appu is a very articulate professor and has a great sense of humor. His homeworks aren't too bad as long as you attend lectures and pay attention. His exams except the final are all take home, but they are quite hard nonetheless.
In addition to learning about partial derivatives, he approaches the course from a more linear algebra perspective where instead of repetitively computing partial derivatives, he shows us why it works and how it is generalized.
Hours per week:
Advice for students:
Attendance isn't mandatory but definitely, show up to lectures. Reach out to him if you're struggling with homework, he will help you.