1981/70/3

Über die μ-Stetigkeit von Matrizen

Operators which respect norm intervals

An approximation problem in ${\displaystyle L^p\left(\begin{array}{cc}0& 2\pi \end{array}\right)}$, 2 < p < ∞

Identity of Taylor's joint spectrum and Dash's joint spectrum

The best constants in the Khintchine inequality