What are Wenxiong Chens research interests?
Wenxiong Chens research interests include nonlinear elliptic and parabolic partial differential equations, fractional Laplacians and other nonlocal operators, nonlinear functional analysis, and geometric analysis.
Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What are Wenxiong Chens research interests?

### Input: Not applicable

### Response:
Wenxiong Chens research interests include nonlinear elliptic and parabolic partial differential equations, fractional Laplacians and other nonlocal operators, nonlinear functional analysis, and geometric analysis.<|im_end|>