# ESSENTIAL NORMS OF SUMS OF TOEPLITZ PRODUCTS ON THE PLURIHARMONIC DIRICHLET SPACE

• Lee, Young Joo (Department of Mathematics, Chonnam National University)
• Accepted : 2019.03.12
• Published : 2019.09.25
• 76 20

#### Abstract

On the setting of the pluriharmonic Dirichlet space, we describe the essential norm of an operator which is a finite sum of products of several Toeplitz operators.

#### Keywords

Toeplitz operator;pluriharmonic Dirichlet space;Essential norm

#### References

10. W. Rudin, Function Theory in the Unit Ball of ${\mathbb{C}}^n$, Springer-Verlag, New York, 1980.