Hanqing Li Hanqing Li 李汉青


Linear algebra

A full-rank linear map sends a three-dimensional wireframe sphere to an ellipsoid.

Spaces, maps, and dimension

Determinants and canonical structure

Inner-product geometry

Duality, tensors, and stability

Algèbre linéaire

A full-rank linear map sends a three-dimensional wireframe sphere to an ellipsoid.

Espaces, applications et dimension

Déterminants et structure canonique

Géométrie des produits scalaires

Dualité, tenseurs et stabilité

线性代数

A full-rank linear map sends a three-dimensional wireframe sphere to an ellipsoid.

空间、映射与维数

行列式与典范结构

内积几何

对偶、张量与稳定性