Sur la norme des fonctions de certains opérateurs

DOI10.1007/BF01894902zbMath0189.44401MaRDI QIDQ5584226

Béla Sz.-Nagy

Publication date: 1969

Published in: Acta Mathematica Academiae Scientiarum Hungaricae (Search for Journal in Brave)

zbMATH Keywords

functional analysis

Related Items

Möbius functions of the shift and extremal operators, A maximum problem for matrices, Functions of operators and the spectral radius, The infinite companion matrix, Invariant subspaces in the theory of operators and theory of functions, Norm and spectral radius for algebraic elements of a Banach algebra, Matrices which maximise any analytic function, Norms of powers of matrices with constrained spectra, An extremal problem for operators, Biorthogonal systems and the infinite companion matrix, Lyapunov equations and Gram matrices, Uniqueness in the first maximum problem, Constrained von Neumann inequalities

Cites Work

• Unnamed Item
• Spectral radius, norms of iterates, and the critical exponent