Choi, Kyudong

Research interests : Analysis in PDEs

Fluid dynamics

-3D Navier-Stokes equations

-3D Euler equations

-2D Boussinesq system

Conservation laws

Mathematical Biology


Assistant Professor, Department of Mathematical Sciences, UNIST (2015 - present)
Van Vleck Visiting Assistant Professor, Department of Mathematics, Univ. of Wisconsin-Madison (2012– 2015)


Ph.D., Univ. of Texas at Austin (2012)
B.S., Korea Univ. (2006)


-On the estimate of distance traveled by a particle in a disk-like vortex patch, Applied Math. Letters 97 (2019), 67–72

-(with S. Denisov) On the Growth of the Support of Positive Vorticity for 2D Euler Equation in an Infinite Cylinder, Commun. Math. Phys., 367 (2019), 1077-1093

-(with M. Chae, K. Kang, and J. Lee) Stability of Planar Traveling Waves in a Keller-Segel Equation on an Infinite Strip Domain, J. Differential Equations, 265 (2018), 237-279

-(with T. Hou, A. Kiselev, G. Luo, V. Sverak, and Y. Yao) On the Finite-Time Blowup of a 1D Model for the 3D Axisymmetric Euler Equations, Commun. Pure Appl. Math., 70 (2017), 2218–2243

-(with A. Kiselev and Y. Yao) Finite time blow up for a 1D model of 2D Boussinesq system, 2013, Commun. Math. Phys., 334 (2015), 1667 - 1679

-(with A. Vasseur) Short-time Stability of Scalar Viscous Shocks in the Inviscid Limit by the Relative Entropy Method, SIAM J. Math. Anal. 47 (2015), 1405 - 1418

-Persistence of Holder Continuity for Non-local Integro-differential Equations, Discrete Contin. Dyn. Syst. - Series A, 33 (2013), 1741 - 1771

-(with A. Vasseur) Estimates on Fractional Higher Derivatives of Weak solutions for the Navier-Stokes Equations, 2011, Ann. Inst. Henri Poincare Anal. Non Lineaire, 31 (2014), 899 - 945