THE publication of these tables helps to mark a change in the use of logarithms, both for teaching and practical purposes. Nowadays most teachers use four-figure tables for teaching purposes, even in ...

In this paper we consider the product of the harmonic Bergman projection P h : L 2 ( D )→ L h 2 ( D ) and the operator of logarithmic potential type defined by Lf( z )=− 1 2π ∫ D ln| z−ξ |f( ξ )dA( ξ ...