ESP Biography
WEIDONG SHAO, Stanford MS student in Computational Mathematics
Major: ICME College/Employer: Stanford University Year of Graduation: G 

Brief Biographical Sketch:
Weidong Shao is a software engineer at Google. He is a parttime MS student in Computational Mathematics. He received MSEE from University of Maryland and BS degree from Tsinghua University in Beijing, China. Past Classes(Clicking a class title will bring you to the course's section of the corresponding course catalog)M180: Pythagorean Theorem: Several Interesting Proofs and Facts in Splash! Fall 2008 (Oct. 18, 2008)
In this session, we will revisit Pythagorean Theorem. We will introduce several amazing proofs and some of its applications or fun facts.
 A few proofs
 Pythagorean Triples, which are integers a, b, c that satisfy $$a^2 + b^2 = c^2 $$ Can we find all such triples?
 Rational numbers on unit circle (circle of radius 1)
 Construction of irrational numbers.
