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Found 4,525 Documents (Results 1–100)

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Voiculescu, Dan-Virgil
Hybrid normed ideal perturbations of \(n\)-tuples of operators. II: Weak wave operators. (English) Zbl 07299694
Curto, Raul E. (ed.) et al., Operator theory, operator algebras and their interactions with geometry and topology. Ronald G. Douglas memorial volume. Proceedings of the international workshop on operator theory and applications (IWOTA 2018), Shanghai, China, July 23–27, 2018. Cham: Birkhäuser (ISBN 978-3-030-43379-6/hbk; 978-3-030-43380-2/ebook). Operator Theory: Advances and Applications 278, 501-510 (2020).
MSC:  47L30 47L20 47A13
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\textit{D.-V. Voiculescu}, Oper. Theory: Adv. Appl. 278, 501--510 (2020; Zbl 07299694)
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Tran, Mai; Yang, Rongwei
Hermitian metrics on the resolvent set and extremal arc length. (English) Zbl 07299693
Curto, Raul E. (ed.) et al., Operator theory, operator algebras and their interactions with geometry and topology. Ronald G. Douglas memorial volume. Proceedings of the international workshop on operator theory and applications (IWOTA 2018), Shanghai, China, July 23–27, 2018. Cham: Birkhäuser (ISBN 978-3-030-43379-6/hbk; 978-3-030-43380-2/ebook). Operator Theory: Advances and Applications 278, 487-499 (2020).
Reviewer: Mohammed El Aïdi (Bogotá)
MSC:  47A13 53A35
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\textit{M. Tran} and \textit{R. Yang}, Oper. Theory: Adv. Appl. 278, 487--499 (2020; Zbl 07299693)
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Park, Efton
A survey of Ron Douglas’s contributions to the index theory of Toeplitz operators. (English) Zbl 07299691
Curto, Raul E. (ed.) et al., Operator theory, operator algebras and their interactions with geometry and topology. Ronald G. Douglas memorial volume. Proceedings of the international workshop on operator theory and applications (IWOTA 2018), Shanghai, China, July 23–27, 2018. Cham: Birkhäuser (ISBN 978-3-030-43379-6/hbk; 978-3-030-43380-2/ebook). Operator Theory: Advances and Applications 278, 455-465 (2020).
MSC:  47L80 47B35 47A53 58J22 47-02
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\textit{E. Park}, Oper. Theory: Adv. Appl. 278, 455--465 (2020; Zbl 07299691)
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Guo, Kunyu; Wang, Yi
A survey on the Arveson-Douglas conjecture. (English) Zbl 07299683
Curto, Raul E. (ed.) et al., Operator theory, operator algebras and their interactions with geometry and topology. Ronald G. Douglas memorial volume. Proceedings of the international workshop on operator theory and applications (IWOTA 2018), Shanghai, China, July 23–27, 2018. Cham: Birkhäuser (ISBN 978-3-030-43379-6/hbk; 978-3-030-43380-2/ebook). Operator Theory: Advances and Applications 278, 289-311 (2020).
MSC:  47A13 32A50 30H20 32D15 47B35 47-02
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\textit{K. Guo} and \textit{Y. Wang}, Oper. Theory: Adv. Appl. 278, 289--311 (2020; Zbl 07299683)
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Gernandt, H.; Moalla, N.; Philipp, F.; Selmi, W.; Trunk, C.
Invariance of the essential spectra of operator pencils. (English) Zbl 07299680
Curto, Raul E. (ed.) et al., Operator theory, operator algebras and their interactions with geometry and topology. Ronald G. Douglas memorial volume. Proceedings of the international workshop on operator theory and applications (IWOTA 2018), Shanghai, China, July 23–27, 2018. Cham: Birkhäuser (ISBN 978-3-030-43379-6/hbk; 978-3-030-43380-2/ebook). Operator Theory: Advances and Applications 278, 203-219 (2020).
MSC:  47A06 47A53 47A56
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\textit{H. Gernandt} et al., Oper. Theory: Adv. Appl. 278, 203--219 (2020; Zbl 07299680)
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Das, B. Krishna; Debnath, Ramlal; Sarkar, Jaydeb
On certain commuting isometries, joint invariant subspaces and \(C^\ast \)-algebras. (English) Zbl 07299678
Curto, Raul E. (ed.) et al., Operator theory, operator algebras and their interactions with geometry and topology. Ronald G. Douglas memorial volume. Proceedings of the international workshop on operator theory and applications (IWOTA 2018), Shanghai, China, July 23–27, 2018. Cham: Birkhäuser (ISBN 978-3-030-43379-6/hbk; 978-3-030-43380-2/ebook). Operator Theory: Advances and Applications 278, 147-170 (2020).
MSC:  47A13 47C15 47L80 47A20 47A45 47B35 47A65 46E22 46E40 47A05
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\textit{B. K. Das} et al., Oper. Theory: Adv. Appl. 278, 147--170 (2020; Zbl 07299678)
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Hanke, Michael; März, Roswitha
Basic characteristics of differential-algebraic operators. (English) Zbl 07273430
Reis, Timo (ed.) et al., Progress in differential-algebraic equations II. Proceedings of the 9th workshop on descriptor systems, Paderborn, Germany, March 17–20, 2019. Cham: Springer (ISBN 978-3-030-53904-7/pbk; 978-3-030-53905-4/ebook). Differential-Algebraic Equations Forum, 39-70 (2020).
Reviewer: Gabriel Thomas (Grenoble)
MSC:  34A09 34L99 47A05 47E05
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\textit{M. Hanke} and \textit{R. März}, in: Progress in differential-algebraic equations II. Proceedings of the 9th workshop on descriptor systems, Paderborn, Germany, March 17--20, 2019. Cham: Springer. 39--70 (2020; Zbl 07273430)
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Soldatov, A. P.; Chernova, O. V.
Riemann-Hilbert problem for first-order elliptic systems with constant leading coefficients on the plane. (English. Russian original) Zbl 07264071
J. Math. Sci., New York 250, No. 5, 811-818 (2020); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 149, 95-102 (2018).
MSC:  30E25
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\textit{A. P. Soldatov} and \textit{O. V. Chernova}, J. Math. Sci., New York 250, No. 5, 811--818 (2020; Zbl 07264071); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 149, 95--102 (2018)
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Il’inskii, A. S.; Galishnikova, T. N.
Study of the kernels of integral equations in problems of wave diffraction in waveguides and by periodic structures. (English. Russian original) Zbl 1451.78031
Differ. Equ. 56, No. 9, 1167-1180 (2020); translation from Differ. Uravn. 56, No. 9, 1201-1213 (2020).
MSC:  78A50 78A45 78A25 35Q60 35R09 45B05 45K05 35J05 65R20 65N80 35C07
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\textit{A. S. Il'inskii} and \textit{T. N. Galishnikova}, Differ. Equ. 56, No. 9, 1167--1180 (2020; Zbl 1451.78031); translation from Differ. Uravn. 56, No. 9, 1201--1213 (2020)
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Borisova, E. A.
On a regularization method for solutions of a certain linear ill-posed problem. (English. Russian original) Zbl 07253554
J. Math. Sci., New York 248, No. 4, 382-384 (2020); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 148, 10-12 (2018).
MSC:  47S99
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\textit{E. A. Borisova}, J. Math. Sci., New York 248, No. 4, 382--384 (2020; Zbl 07253554); translation from Itogi Nauki Tekh., Ser. Sovrem. Mat. Prilozh., Temat. Obz. 148, 10--12 (2018)
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Karlovich, Yu. I.
Algebras of singular integral operators with PQC coefficients on weighted Lebesgue spaces. (English) Zbl 07244860
Bauer, Wolfram (ed.) et al., Operator algebras, Toeplitz operators and related topics. Selected papers based on the presentations at the international workshop, Boca del Rio, Veracruz, Mexico, November 13–19, 2018. In honor of Nikolai Vasilevskin on the occasion of his 70th birthday. Cham: Springer (ISBN 978-3-030-44650-5/hbk; 978-3-030-44651-2/ebook). Operator Theory: Advances and Applications 279, 205-231 (2020).
MSC:  47 46Lxx
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\textit{Yu. I. Karlovich}, Oper. Theory: Adv. Appl. 279, 205--231 (2020; Zbl 07244860)
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Curto, Raul E. (ed.); Helton, William (ed.); Lin, Huaxin (ed.); Tang, Xiang (ed.); Yang, Rongwei (ed.); Yu, Guoliang (ed.)
Operator theory, operator algebras and their interactions with geometry and topology. Ronald G. Douglas memorial volume. Proceedings of the international workshop on operator theory and applications (IWOTA 2018), Shanghai, China, July 23–27, 2018. (English) Zbl 07237962
Operator Theory: Advances and Applications 278. Cham: Birkhäuser (ISBN 978-3-030-43379-6/hbk; 978-3-030-43380-2/ebook). x, 534 p. (2020).
MSC:  47-06 00B25 47B35 46L05 46M20 47A13 46E22 46H25 47A15 47A45 47B13
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\textit{R. E. Curto} (ed.) et al., Operator theory, operator algebras and their interactions with geometry and topology. Ronald G. Douglas memorial volume. Proceedings of the international workshop on operator theory and applications (IWOTA 2018), Shanghai, China, July 23--27, 2018. Cham: Birkhäuser (2020; Zbl 07237962)
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Jacob, Niels; Evans, Kristian P.
A course in analysis. Vol. V: Functional analysis, some operator theory, theory of distributions. (English) Zbl 07178480
Hackensack, NJ: World Scientific (ISBN 978-981-12-1549-0/hbk; 978-981-12-1633-6/pbk). xxii, 831 p. (2020).
Reviewer: Sorin-Mihai Grad (Wien)
MSC:  46-01 47-01 46Fxx
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\textit{N. Jacob} and \textit{K. P. Evans}, A course in analysis. Vol. V: Functional analysis, some operator theory, theory of distributions. Hackensack, NJ: World Scientific (2020; Zbl 07178480)
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Bonnet-Ben Dhia, Anne-Sophie; Fliss, Sonia; Tjandrawidjaja, Yohanes
Numerical analysis of the half-space matching method with Robin traces on a convex polygonal scatterer. (English) Zbl 07224758
Langer, Ulrich (ed.) et al., Maxwell’s equations. Analysis and numerics. Contributions from the workshop on analysis and numerics of acoustic and electromagnetic problems, RICAM, Linz, Austria, October 17–22, 2016. Berlin: De Gruyter (ISBN 978-3-11-054264-6/hbk; 978-3-11-054361-2/ebook). Radon Series on Computational and Applied Mathematics 24, 105-144 (2019).
MSC:  35Q74 35J05 31A10 65N12 65R20 35S30 45B05 74J25 74H10 74S05 65N30 65D32
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\textit{A.-S. Bonnet-Ben Dhia} et al., Radon Ser. Comput. Appl. Math. 24, 105--144 (2019; Zbl 07224758)
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