
A photo of me in 2020, Korea 
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MATH 220: MATRICES (2013  2018): linear systems, vectors, linear transformations, invertibility of matrix, dimension, basis, determinants, eigenvalues/vectors, diagonalization, inner product and orthogonality.
MATH 251: ODE AND PDE (Spring 2015): First and secondorder ODE's, ODE's with constant coefficients, Laplace transform solutions, systems of ODE's, 1dim'l 2nd order heat eq's.