====== Ruihan(Raymond)Xia's notebook ======
Hi there. I'm a freshman majoring in Math.

Phone: (510)701-6940 Email: ruihan.xia@berkeley.edu

Feel free to reach out!

===== Notes =====
{{ :math54-f22:s:ruihanxia:lec_1.pdf |}}

{{ :math54-f22:s:ruihanxia:notes_h54.pdf |}} This includes all the notes from lectures!
===== Homework Archives =====

{{ :math54-f22:s:ruihanxia:hw_1.pdf |}}

{{ :math54-f22:s:ruihanxia:h54_hw.pdf |}} This includes (almost) all of the homework solutions and practice quiz solutions.

{{ :math54-f22:s:ruihanxia:practice_finals_.pdf |}} This includes answers to practice finals and several extensions on drawing phase plane, cosine series and sine series, and more stuff.