@article{10_21136_CPM_1985_118248,
author = {Pt\'ak, Vlastimil},
title = {Extremal operators and oblique projections},
journal = {\v{C}asopis pro p\v{e}stov\'an{\'\i} matematiky},
pages = {343--350},
year = {1985},
volume = {110},
number = {4},
doi = {10.21136/CPM.1985.118248},
mrnumber = {820323},
zbl = {0611.47022},
language = {en},
url = {http://geodesic.mathdoc.fr/articles/10.21136/CPM.1985.118248/}
}
TY - JOUR AU - Pták, Vlastimil TI - Extremal operators and oblique projections JO - Časopis pro pěstování matematiky PY - 1985 SP - 343 EP - 350 VL - 110 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.21136/CPM.1985.118248/ DO - 10.21136/CPM.1985.118248 LA - en ID - 10_21136_CPM_1985_118248 ER -
Pták, Vlastimil. Extremal operators and oblique projections. Časopis pro pěstování matematiky, Tome 110 (1985) no. 4, pp. 343-350. doi: 10.21136/CPM.1985.118248
[1] V. E. Ljance: Heкоторые свойства идемпотентчых операторов. Teor. i prikl. matem. Lvov I (1958), 16-22. | MR
[2] B. Sz.-Nagy: Sur la norme des fonctions de certains opérateurs. Acta Math. Acad. Sci. Hungar. 20(1969), 331-334. | DOI | MR | Zbl
[3] V. Pták: Norms and the spectral radius of matrices. Czechosl. Math. J. 87 (1962), 553 - 557. | MR
[4] V. Pták: Rayon spectral, norme des itérés d'un opérateur et exposant critique. C. R. Acad. Sci. Paris 265 (1967), 257-269. | MR | Zbl
[5] V. Pták: Spectral radius, norm of iterates and the critical exponent. Linear Algebra and its Applications 1 (1968), 245-260. | MR
[6] V. Pták: A lower bound for the spectral radius. Proceedings of the American Mathematical Society 80 (1980), 435-440. | DOI | MR
[7] V. Pták: A maximum problem for matrices. Linear Algebra and its Applications 28 (1979), 193-204. | MR
[8] V. Pták: Uniqueness in the first maximum problem. Manuscripta Math, 42 (1983), 101- 104. | DOI | MR
[9] V. Pták, N. J. Young: Functions of operators and the spectral radius. Linear Algebra and its Applications 29 (1980), 357-392. | MR
[10] N. J. Young: A maximum principle for interpolation in H∞. Acta Sci. Math. 43 (1981), 147-152. | MR | Zbl
[11] V. Pták: A maximum problem for operators. Čas. pěst. mat. 109 (1984), 168-193. | MR
[12] B. Sz. Nagy C. Foias: On contractions similar to isometries and Toeplitz operators. Annales acad. Sci. Fennicae, Series A Mathematica 2 (1976), 553-564. | MR
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