Cotlar, Mischa Rigging with Hilbert spaces. (Equipacion con espacios de Hilbert.). (Spanish) Zbl 0233.46031 Cursos y seminarios de matematica. Fasc. 15. Buenos Aires, Argentina: Universidad de Buenos Aires Facultad de Ciencias Exactas y Naturales - Departamento de Matematica. XIX, 366 p. (1968). MSC: 46-01 46A11 46C15 47A70 46C05 47B10 46M05 46A32 46A45 46A20 47A10 46M35 PDFBibTeX XML
Treves, J. F.; de Figueiredo, D. G. Topological vector spaces and distributions. (Portuguese) Zbl 0228.46031 Notas Mat. No. 41, iii, 301 p. (1968). Reviewer: J. B. Cooper MSC: 46F05 46F10 46F12 46-01 46E10 42B10 PDFBibTeX XML
Jørsboe, Ole Groth Equivalence or singularity of Gaussian measures on function spaces. (English) Zbl 0226.46045 Various Publications Series, 4. Aarhus: Matematisk Institut, Aarhus Universitet. 97 p. $ 2.00; D.kr. 10.00 (1968). MSC: 46G12 46-02 28C20 46B22 46G10 46G05 PDFBibTeX XML
Iei, Yutaka Fonctions vectorielles dérivables. IV. (Derivable vector functions. IV). (French) Zbl 0225.46042 Res. Rep. Nagaoka Tech. College 4, 55-61 (1968). MSC: 46B99 46S10 46F99 46E10 PDFBibTeX XML
Maitre, J. F. Approximation de rang donné dans un espace de matrices. (French) Zbl 0207.15503 Colloques Int. Centre nat. Rech. sci. 165, 106-110 (1968). MSC: 65F35 15A03 15A60 PDFBibTeX XML
Colojoară, Ion; Foiaş, Ciprian Theory of generalized spectral operators. (English) Zbl 0189.44201 Mathematics and its Applications. 9. New York-London-Paris: Gordon and Breach Science Publishers. xvi, 232 pp. £7.5.0 (1968). Reviewer: H. R. Dowson MSC: 47B40 47-02 47A60 PDFBibTeX XML
Petryshyn, W. V. On the approximation-solvability of nonlinear functional equations in normed linear spaces. (English) Zbl 0187.09202 C.I.M.E., \(2^0\) Ciclo Ispra (Varese) 1967, Numer. Anal. Partial Differ. Equ., 343-355 (1968). Reviewer: Erich Bohl (Konstanz) MSC: 65J99 PDFBibTeX XML Full Text: DOI
Zamyatin, V. N.; Kadets, M. I. Chebyshev centers in the space \(C[a,b]\). (Russian) Zbl 0184.15402 Teor. Funkts., Funkts. Anal. Prilozh. 7, 20-26 (1968). MSC: 41A50 46E99 PDFBibTeX XMLCite \textit{V. N. Zamyatin} and \textit{M. I. Kadets}, Teor. Funkts. Funkts. Anal. Prilozh. 7, 20--26 (1968; Zbl 0184.15402)
Gel’man, A. E.; Gersht, E. N. A generalization of Lyapunov’s first stability theorem for certain classes of differential equations in Banach spaces. (English. Russian original) Zbl 0183.43101 Sov. Math., Dokl. 9, 264-268 (1968); translation from Dokl. Akad. Nauk SSSR 178, 1241-1244 (1968). Reviewer: H. O. Fattorini MSC: 47E05 34G10 PDFBibTeX XMLCite \textit{A. E. Gel'man} and \textit{E. N. Gersht}, Sov. Math., Dokl. 9, 264--268 (1968; Zbl 0183.43101); translation from Dokl. Akad. Nauk SSSR 178, 1241--1244 (1968)
Lindenstrauss, Joram; Pełczyński, Aleksander Absolutely summing operators in \(L_{p}\)-spaces and their applications. (English) Zbl 0183.40501 Stud. Math. 29, 275-326 (1968). Reviewer: Albrecht Pietsch (Jena) MSC: 46Bxx 46Gxx 47B10 PDFBibTeX XMLCite \textit{J. Lindenstrauss} and \textit{A. Pełczyński}, Stud. Math. 29, 275--326 (1968; Zbl 0183.40501) Full Text: DOI EuDML
Gudder, Stanley P. Elementary length topologies in physics. (English) Zbl 0179.30203 SIAM J. Appl. Math. 16, 1011-1019 (1968). Reviewer: S. Sankaran (London) MSC: 81R15 46N50 PDFBibTeX XMLCite \textit{S. P. Gudder}, SIAM J. Appl. Math. 16, 1011--1019 (1968; Zbl 0179.30203) Full Text: DOI
Foiaş, Ciprian Spectral capacities and decomposable operators. (English) Zbl 0176.43801 Rev. Roum. Math. Pures Appl. 13, 1539-1545 (1968). Reviewer: K.-H. Förster (Berlin) MSC: 47B40 47A60 PDFBibTeX XMLCite \textit{C. Foiaş}, Rev. Roum. Math. Pures Appl. 13, 1539--1545 (1968; Zbl 0176.43801)
Akhieser, N. I.; Glasmann, I. M. Baumgärtel, H. (ed.); Kaloujnine, L. (ed.) Theorie der linearen Operatoren im Hilbert-Raum. Unter Anleitung von L. Kaloujnine besorgte Übersetzung. Die Ergänzungen wurden übersetzt und bearbeitet von H. Baumgärtel. 5., neubearb. Aufl. (German) Zbl 0174.44103 Mathematische Lehrbücher und Monographien. I. Abteilung: Mathematische Lehrbücher. Band IV. Berlin: Akademie-Verlag. XVI, 488 S. (1968). MSC: 47-01 47Axx PDFBibTeX XML
Neubrunn, Tibor; Smítal, Jaroslav; Šalát, Tibor On the structure of the space \(M(0,1)\). (English) Zbl 0174.43903 Rev. Roum. Math. Pures Appl. 13, 377-386 (1968). Reviewer: V. Krishnamurthy MSC: 46Bxx PDFBibTeX XMLCite \textit{T. Neubrunn} et al., Rev. Roum. Math. Pures Appl. 13, 377--386 (1968; Zbl 0174.43903)
Subbotin, Yu. N.; Tajkov, L. V. Best approximation of a differentiation operator in \(L_ 2\)-space. (Russian, English) Zbl 0172.40004 Mat. Zametki 3, 157-164 (1968); translation in Math. Notes 3, 100-105 (1968). MSC: 47A58 47B38 46E20 PDFBibTeX XMLCite \textit{Yu. N. Subbotin} and \textit{L. V. Tajkov}, Mat. Zametki 3, 157--164 (1968; Zbl 0172.40004); translation in Math. Notes 3, 100--105 (1968)
Bakhtin, I. A. Continuation of linear positive functionals. (English. Russian original) Zbl 0169.48002 Sov. Math., Dokl. 9, 427-429; Correction No. 5, v (1968); translation from Dokl. Akad. Nauk SSSR 179, 759-761 (1968). Reviewer: I. N. Baker MSC: 46Axx PDFBibTeX XML
Kadets, M. I. A method of equivalent norms in the theory of abstract almost periodic functions. (Russian) Zbl 0169.18401 Stud. Math. 31, 89-94 (1968). MSC: 42A75 46A99 PDFBibTeX XMLCite \textit{M. I. Kadets}, Stud. Math. 31, 89--94 (1968; Zbl 0169.18401) Full Text: DOI Link
Asplund, Edgar Fréchet differentiability of convex functions. (English) Zbl 0162.17501 Acta Math. 121, 31-47 (1968). Reviewer: E. Asplund (Seattle) MSC: 46Axx PDFBibTeX XMLCite \textit{E. Asplund}, Acta Math. 121, 31--47 (1968; Zbl 0162.17501) Full Text: DOI
Pták, Vlastimil Spectral radius, norms of iterates, and the critical exponent. (English) Zbl 0159.32304 Linear Algebra Appl. 1, 245-260 (1968). Reviewer: Vlastimil Pták (Praha) MSC: 15A60 47A30 PDFBibTeX XMLCite \textit{V. Pták}, Linear Algebra Appl. 1, 245--260 (1968; Zbl 0159.32304) Full Text: DOI
Vilenkin, N. Ya. The method of successive approximations. Second revised and augmented edition. (Метод последовательных приближений.) (Russian) Zbl 0155.19501 Popular Lectures in Mathematics. 35. Moskva: Izdat. ‘Nauka’. FizMatLit. 107 pp. (1968). MSC: 65Hxx 65-01 00A05 00A35 65F10 65Qxx PDFBibTeX XML