Statistics
Publications
16
Citations
4.4K
H-Index
12
Active since
1959
Affiliations
Helmut Schaefer is an author at University of Tübingen specializing in natural sciences, mathematics, and operator theory.
Publications per year
1959–1989
16
16
M. S. Ramanujan, Helmut Schaefer · American Mathematical Monthly · 1967 · 4K citations
Some spectral properties of positive linear operators
Helmut Schaefer · Pacific Journal of Mathematics · 1960 · 95 citations · Full text
Aspects of Positivity in Functional Analysis
Rainer Nagel, Rainer Nagel, Helmut Schaefer et al. · North-Holland mathematics studies · 1986 · 50 citations
Spectral measures in locally convex algebras
Helmut Schaefer · Acta Mathematica · 1962 · 46 citations · Full text
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