2 papers
math.CA2025
Weighted restriction and comparison of nondegeneracy conditions for quadratic manifolds of arbitrary codimensions
Zhenbin Cao, Jingyue Li, Changxing Miao +1
We systematically study weighted restriction for quadratic manifolds of arbitrary codimensions by sharp uniform Fourier decay estimates and a refinement of the Du-Zhang metho…
math.AP2025
Hörmander oscillatory integral operators: a revisit
Chuanwei Gao, Zhong Gao, Changxing Miao
In this paper, we present new proofs for both the sharp estimate and the decoupling theorem for the Hörmander oscillatory integral operator. The sharp estimate was prev…