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# Teaching

### Chicago

STAT 31070. Modern Approximation Theory (Spring 2014)

STAT 31060. Further Mathematical Computation (Winter 2014, Spring 2013)

STAT 31000/CMSC 37811. Convex Optimization (Winter 2015, Winter 2013, Winter 2012, Winter 2011)

STAT 30900/CMSC 37810. Matrix Computation (Fall 2017, Fall 2016, Fall 2015, Fall 2014, Fall 2013, Fall 2012, Fall 2011, Fall 2010)

STAT 28000. Optimization (Spring 2017, Spring 2016, Spring 2015)

STAT 23400. Statistical Models and Methods (Spring 2011)

FINM 33180/STAT 32940. Multivariate Data Analysis via Matrix Decompositions (Fall 2017, Fall 2016, Fall 2015)

### Berkeley

MATH 191. Mathematical Tools for the Information Sciences (Fall 2009)

MATH 185. Complex Analysis (Fall 2009, Fall 2008, Fall 2007)

MATH 114. Galois Theory (Spring 2009)

MATH 110. Linear Algebra (Spring 2008, Fall 2007)

MATH 104. Introduction to Analysis (Spring 2010, Spring 2009)

### Stanford

CS 336/CME 324. Advanced Methods in Matrix Computations — Iterative Methods (Spring 2006)

CS 237A/CME 302. Numerical Linear Algebra (Fall 2005)

MS&E 315. Linearly Constrained Optimization (Spring 2003)

### Cambridge

Mathematical Tripos Part II: B2. Representation Theory (Lent 2001)

### Cornell

MATH 422. Applicable Analysis: Complex Analysis and Distribution Theory (Spring 2000)

MATH 332. Algebra and Number Theory (Fall 1999)

Q: Prove that √3 − √2 is an irrational number.
A: √3 = 1.732; √2 = 1.414; √3 − √2 = 0.318 = 1/π, which is irrational.