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Professor Vlastimil Pták died. (English) Zbl 1055.01514
Professor Vlastimil Pták, an outstanding Czech mathematician, died on May 9, 1999.

MSC:
01A70 Biographies, obituaries, personalia, bibliographies
Keywords:
obituary
Biographic References:
Pták, Vlastimil
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References:
[1] Moderní analýza (Modern Analysis). SPN, Praha, 1974.
[2] Nondiscrete Induction and Iterative Processes (with F. A. Potra). Research Notes in Mathematics 103, Pitman Advanced Publishing Program, 1984.
[3] P. Vrbová: Sixty years of Professor Vlastimil Pták. Czechoslovak Math. J. 35 (1985), 662-669. · Zbl 0583.01013
[4] Z. Vavřín, M. Fiedler and V. Pták: Life and Work. Linear Alg. Appl. 223/224 (1995), 2-29.
[5] Z. Vavřín: Seventy years of Professor Vlastimil Pták (bibliography and interview). Czechoslovak Math. J. 46 (1996), 337-349. · Zbl 0870.01015
[6] Block analogies of comparison matrices (with M. Fiedler). Lin. Alg. Appl. 256 (1997), 95-108. · Zbl 0874.15014
[7] Möbius functions of the shift. Linear Alg. Appl. 236 (1996), 45-53. · Zbl 0848.65017
[8] Czechoslovak Math. J. 122 (1997), 127-134. · Zbl 1170.01336
[9] A new positive definite geometric mean of two positive definite matrices (with M. Fiedler). Linear Alg. Appl. 251 (1997), 1-20. · Zbl 0872.15014
[10] Strong majorization for hermitian matrices (with M. Fiedler). Linear Alg. Appl. 255 (1997), 281-301. · Zbl 0881.15008
[11] The Kantorovič inequality. Amer. Math. Monthly 102 (1995), 820-821. · Zbl 0856.26011
[12] Factorization of Toeplitz and Hankel operators. Math. Bohem. 122 (1997), 131-145. · Zbl 0892.47026
[13] Any nonincreasing convergence curve is possible for GMRES (with A. Greenbaum and Z. Strakoš). SIAM J. Matr. Anal. Appl. 17 (1996), 465-469. · Zbl 0857.65029
[14] Generating functions and Bezoutians. Math. Bohem. 121 (1996), 183-188. · Zbl 0863.15002
[15] Some inequalities related to \(M\)-matrices (with M. Fiedler). Math. Inequalities Appl. 1 (1998), 171-176. · Zbl 0907.15012
[16] Krylov sequences of maximal length and convergence of GMRES (with M. Arioli and Z. Strakoš). BIT 38 (1998), 636-643.
[17] Extending the notions of companion and infinite companion to matrix polynomials (with M. van Barel and Z. Vavřín). Linear Alg. Appl. 290 (1999), 61-94.
[18] Combinatorial methods in analysis. ISC Acad. Tech. Rep. 793 (1999), 1-25.
[19] Bézout and Hankel matrices associated with row reduced matrix polynomials. Barnett-type formulae (with M. van Barel and Z. Vavřín).
[20] Partial isometries whose powers are partial isometries (with C. Mancera, P. Paúl and V. Vasjunin).
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