“It is mathematics that protects us from the deception of the senses and teaches us the difference between appearance and truth.” - Euler

“A society grows great when old men plant trees in whose shade they know they shall never sit.” - An old proverb

Current Teaching

I currently teach high school math in Pleasanton/Dublin, CA. I've been teaching at Valley Christian High School and at the Art of Problem Solving.

Teaching elsewhere
Drawing by M. Chang