RESEARCH

Papers & preprints

Research on shapes, variations, and partial differential equations. Years refer to the first arXiv submission; entries include papers and preprints.

All research works
2026

A quantitative Robin Pólya–Szegő theorem for tangential polygons

Changfeng Gui, Yeyao Hu, Qinfeng Li, Hang Yang

2025

Flow approach on Riesz type nonlocal energies

Jiaxin He, Qinfeng Li, Juncheng Wei, Hang Yang

2025

A flow approach to the monotonicity of shape functionals

Yong Huang, Qinfeng Li, Shuangquan Xie, Hang Yang

2024

On the location of the maximal gradient of the torsion function over some non-symmetric planar domains

Qinfeng Li, Shuangquan Xie, Hang Yang, Ruofei Yao

2023

Torsion energy with boundary mean zero condition

Qinfeng Li, Weihong Xie, Hang Yang

Get in touch

I welcome opportunities to learn and exchange ideas.

hangyang0925@gmail.com ↗