English

Uniform estimates for oscillatory integrals with homogeneous polynomial phases of degree 4

Mathematical Physics 2022-05-13 v1 math.MP

Abstract

In this paper we consider the uniform estimates for oscillatory integrals with a two-order homogeneous polynomial phase. The estimate is sharp and the result is an analogue of the more general theorem of V. N. Karpushkin \cite{Karpushkin1983} for sufficiently smooth functions.

Keywords

Cite

@article{arxiv.2205.06224,
  title  = {Uniform estimates for oscillatory integrals with homogeneous polynomial phases of degree 4},
  author = {M. Ruzhansky and A. R. Safarov and G. A. Khasanov},
  journal= {arXiv preprint arXiv:2205.06224},
  year   = {2022}
}