What are Wenxiong Chen's research interests in mathematics?
Wenxiong Chen's research interests include nonlinear elliptic and parabolic partial differential equations, fractional Laplacians, non-local operators, nonlinear functional analysis, and geometric analysis.
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What are Wenxiong Chen's research interests in mathematics?

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### Response:
Wenxiong Chen's research interests include nonlinear elliptic and parabolic partial differential equations, fractional Laplacians, non-local operators, nonlinear functional analysis, and geometric analysis.<|im_end|>