# NORM ESTIMATES ON HARDY SPACES AND MULTIPLE SINGULAR INTEGRALS

• Cho, Yong-Kum
• Published : 1998.05.01
• 24 6

#### Abstract

In this article we examine certain distinctive features regarding Hardy spaces of both classical and product notions on $R^{N}$ with our focus on their interrelations through embeddings and restrictions. Applications of our results to multiple singular integrals are included.d.

#### Keywords

Hardy spaces;covering lemmas;product factors;restriction inequalities;multiple singular integrals