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From operator theory to orthogonal polynomials, combinatorics, and number theory : a volume in honor of Lance Littlejohn's 70th birthday / / Fritz Gesztesy, Andrei Martinez-Finkelshtein, editors
| From operator theory to orthogonal polynomials, combinatorics, and number theory : a volume in honor of Lance Littlejohn's 70th birthday / / Fritz Gesztesy, Andrei Martinez-Finkelshtein, editors |
| Pubbl/distr/stampa | Cham, Switzerland : , : Birkhäuser, , [2021] |
| Descrizione fisica | 1 online resource (388 pages) |
| Disciplina | 515.724 |
| Collana | Operator theory, advances and applications |
| Soggetto topico |
Operator theory
Spectral theory (Mathematics) Teoria espectral (Matemàtica) Teoria d'operadors |
| Soggetto genere / forma |
Homenatges
Llibres electrònics |
| ISBN | 3-030-75425-1 |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Intro -- Preface -- References -- Contents -- Compositions and Chebyshev Polynomials -- 1 Introduction -- 2 Proof of Theorem 1 -- 3 Proof of Theorem 2 -- 4 Proof of Theorem 3 -- 5 Proofs of Theorems 4 and Corollary 1 -- 6 Proof of Theorem 6 and Corollaries -- 7 Further Topics -- References -- Non-negative Extensions of Hamiltonian Systems -- 1 Introduction -- 2 Preliminaries -- 3 The Friedrichs Extension TF of T0 -- 4 Characterisation of Non-negative Extensions TB -- 5 Example: A Fourth Order ODE -- References -- On Simon's Hausdorff Dimension Conjecture -- 1 Introduction -- 2 A Weak Version of Simon's Hausdorff Dimension Conjecture -- 2.1 A Basic Estimate -- 2.2 Prüfer Variables -- 2.3 Unboundedness and Infinite Energy -- 2.4 Proof of Theorem 1.1 and Corollary 1.2 -- References -- Hypergeometric Functions over Finite Fields and Modular Forms: A Survey and New Conjectures -- 1 Introduction -- 2 Preliminaries -- 3 Weight Two Newforms -- 4 Higher Weight Newforms -- 4.1 The Conjectures of Rodriguez Villegas -- 4.2 Conjectures of Evans -- 4.3 Relations with Ramanujan's τ-Function -- 4.4 Other Relations -- 5 Trace Formulas for Hecke Operators -- 6 New Relations -- References -- Ballistic Transport for Periodic Jacobi Operators on Zd -- 1 Introduction -- 2 Decomposition of J -- 3 Ballistic Motion -- References -- Perspectives on General Left-Definite Theory -- 1 Introduction -- 1.1 Notation -- 2 Sturm-Liouville Operators -- 3 Left-Definite Theory -- 4 Comparison with BKV Semi-Bounded Form Theory -- 5 Scale of Spaces from Singular Perturbation Theory -- 6 Perturbation Setup -- Appendix: Extension Theory -- References -- Sampling in the Range of the Analysis Operator of a Continuous Frame Having Unitary Structure -- 1 Statement of the Problem -- 2 Some Preliminaries -- 2.1 Continuous and Discrete Frames.
2.2 Discrete Convolution Systems and Frames of Translates -- 3 The Subspace of L2(G) Where the Sampling Is Carried Out -- 3.1 Sampling Data as a Filtering Process -- 4 The Main Sampling Result and Consequences -- 4.1 Sampling at a Subgroup R with Finite Index in H -- 4.2 Additional Notes and Remarks -- 4.3 The Case of a Semi-Direct Product of Groups -- Euclidean Motion Group and Crystallographic Subgroups -- 4.4 Some Final Comments -- References -- An Extension of the Coherent Pair of Measures of the Second Kind on the Unit Circle -- 1 Introduction -- 2 Coherent Pairs of Measures of the Second Kind -- 2.1 The Case dμ1(z) = 12πi zdz -- 2.2 The Case dμ1(z)=1|z-u|212πi zdz, u≠0 -- 2.3 A General Case -- 3 Hessenberg Matrices -- 4 Sobolev OPUC -- References -- Bessel-Type Operators and a Refinement of Hardy's Inequality -- 1 Introduction -- 2 An Exactly Solvable, Strongly Singular, Periodic Schrödinger Operator -- 3 A Refinement of Hardy's Inequality -- A.1 The Weyl-Titchmarsh-Kodaira m-Function Associated with Ts,F -- B.1 Remarks on Hardy-Type Inequalities -- References -- Spectral Theory of Exceptional Hermite Polynomials -- 1 Introduction -- 2 Some Spectral Theory -- 3 The Formal Theory of Exceptional Hermite Polynomials -- 3.1 Multi-Step Factorization Chains -- 3.2 The Norm Identity -- 4 The L2 Theory -- References -- Occupation Time for Classical and Quantum Walks -- 1 Introduction -- 2 A Look at the Classical Discrete Case -- 3 Occupation Times for Quantum Walks -- 4 A Look at the Hadamard Walk -- 5 The Walk with a Constant Coin -- 6 The Even Verblunsky Coefficients Tend to One -- 7 A Look at the Riesz Walk -- References -- On Foci of Ellipses Inscribed in Cyclic Polygons -- 1 Introduction -- 2 Background and Notation -- 3 The Quadrilateral Case -- 4 The Hexagon Case -- 5 The Pentagon Case -- References -- A Differential Analogue of Favard's Theorem. 1 Introduction -- 2 The Main Theory -- 2.1 Fundamental Results -- 2.2 Relation to Existing Work -- 3 Examples -- 3.1 Jacobi -- 3.2 Hermite -- 3.3 Generalized Hermite -- 3.4 Laguerre -- 3.5 Generalized Laguerre -- 3.6 Continuous Hahn -- 4 Computational Considerations -- 4.1 Computation of Expansion Coefficients -- 4.2 Approximation Theory on the Real Line -- 5 Periodic Bases Arising from Discrete Orthogonal Polynomials -- 6 Challenges and Outlook -- 6.1 Transform Pairs -- 6.2 Location of Zeros -- 6.3 Sobolev Orthogonality -- 6.4 Beyond the Canonical Form -- 6.5 A Freudian Slip-Why We Need More Polynomials -- References -- Intrinsic Properties of Strongly Continuous Fractional Semigroups in Normed Vector Spaces -- 1 Introduction -- 2 Background -- 2.1 Logarithmic Norms on Banach Spaces -- 2.2 Logarithmic Norm Bounds of Classical Semigroups -- 3 Fractional Semigroups -- 3.1 Mittag-Leffler and Wright Functions -- 3.2 Logarithmic Norm Bounds of Fractional Semigroups -- 4 Conclusions and Future Endeavors -- References -- The BFK-gluing Formula for Zeta-determinants and the Conformal Rescaling of a Metric -- 1 Introduction -- 2 The Metric Rescaling and Invariance Theory -- 3 Proof of Theorem 1 -- 4 Conclusions -- References -- New Representations of the Laguerre-Sobolev and Jacobi-Sobolev Orthogonal Polynomials -- 1 Introduction -- 2 Two Representations of the Laguerre-Sobolev Polynomials -- 3 New Representations of the Jacobi-Sobolev Polynomials -- References -- Compactness, or Lack Thereof, for the Harmonic Double Layer -- 1 Compactness of the Harmonic Double Layer Operator on Lebesgue Spaces -- 2 Failure of Compactness for the Harmonic Double Layer Operator -- References -- Weighted Chebyshev Polynomials on Compact Subsets of the Complex Plane -- 1 Introduction -- 2 Existence, Uniqueness, and Characterization of Weighted Chebyshev Polynomials. 3 Bounds for Weighted Chebyshev Polynomials -- References -- The Eichler Integral of E2 and q-brackets of t-hook Functions -- 1 Introduction and Statement of Results -- 2 Nuts and Bolts -- 2.1 A Formula of Han -- 2.2 A Formula of Berndt -- 3 Proofs of Results -- 4 Some Examples -- References. |
| Record Nr. | UNINA-9910508462503321 |
| Cham, Switzerland : , : Birkhäuser, , [2021] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
The Fuglede-Putnam theory / / Mohammed Hichem Mortad
| The Fuglede-Putnam theory / / Mohammed Hichem Mortad |
| Autore | Mortad Mohammed Hichem <1978-> |
| Pubbl/distr/stampa | Cham, Switzerland : , : Springer, , [2022] |
| Descrizione fisica | 1 online resource (164 pages) |
| Disciplina | 515.724 |
| Collana | Lecture Notes in Mathematics |
| Soggetto topico |
Operator theory
Spectral theory (Mathematics) Teoria d'operadors Teoria espectral (Matemàtica) |
| Soggetto genere / forma | Llibres electrònics |
| ISBN |
9783031177828
9783031177811 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910631078703321 |
Mortad Mohammed Hichem <1978->
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| Cham, Switzerland : , : Springer, , [2022] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
The Fuglede-Putnam theory / / Mohammed Hichem Mortad
| The Fuglede-Putnam theory / / Mohammed Hichem Mortad |
| Autore | Mortad Mohammed Hichem <1978-> |
| Pubbl/distr/stampa | Cham, Switzerland : , : Springer, , [2022] |
| Descrizione fisica | 1 online resource (164 pages) |
| Disciplina | 515.724 |
| Collana | Lecture Notes in Mathematics |
| Soggetto topico |
Operator theory
Spectral theory (Mathematics) Teoria d'operadors Teoria espectral (Matemàtica) |
| Soggetto genere / forma | Llibres electrònics |
| ISBN |
9783031177828
9783031177811 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNISA-996499870103316 |
|
Mortad Mohammed Hichem <1978->
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| Cham, Switzerland : , : Springer, , [2022] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. di Salerno | ||
| ||
Functional analysis / F. Riesz and B. SZ. -Nagy. Translated from the 2° edition by L.F. Boron
| Functional analysis / F. Riesz and B. SZ. -Nagy. Translated from the 2° edition by L.F. Boron |
| Autore | Riesz, Frigyes <1880-1956> |
| Edizione | [2 ed.] |
| Pubbl/distr/stampa | New York : Frederick Ungar Publishing Co., 1955 |
| Descrizione fisica | XII, 468 p. ; 26 cm |
| Disciplina | 515.724 |
| Soggetto non controllato | SZ |
| ISBN | 0-8044-4821-3 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | ita |
| Record Nr. | UNINA-990000842940403321 |
|
Riesz, Frigyes <1880-1956>
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| New York : Frederick Ungar Publishing Co., 1955 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
| ||
Functional analysis and semigroups / Einar Hille, Ralph S. Phillips
| Functional analysis and semigroups / Einar Hille, Ralph S. Phillips |
| Autore | Hille, Einar |
| Pubbl/distr/stampa | Providence, R. I. : American Mathematical Society, 1957 |
| Descrizione fisica | xii, 808 p. ; 26 cm |
| Disciplina | 515.724 |
| Altri autori (Persone) | Phillips, Ralph S.author |
| Collana | Colloquium publications, 0065-9258 ; 31 |
| Soggetto topico |
Commutative Banach algebras
Commutative topological algebras Semigroups of linear operators |
| Classificazione |
AMS 46J
AMS 47D03 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNISALENTO-991000915769707536 |
|
Hille, Einar
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| Providence, R. I. : American Mathematical Society, 1957 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. del Salento | ||
| ||
The functional calculus for sectorial operators / Markus Haase
| The functional calculus for sectorial operators / Markus Haase |
| Autore | Haase, Markus |
| Pubbl/distr/stampa | Basel ; Boston ; Berlin : Birkhäuser Verlag, c2006 |
| Descrizione fisica | xiv, 392 p. : ill. ; 24 cm |
| Disciplina | 515.724 |
| Collana | Operator theory. Advances and applications ; 169 |
| Soggetto topico |
Functional analysis
Calculus Operator theory |
| ISBN | 376437697X |
| Classificazione |
AMS 47A60
AMS 30E05 AMS 30E20 AMS 44A15 AMS 47B AMS 47D AMS 47E05 AMS 47F05 LC QA320.H24 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNISALENTO-991001934299707536 |
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Haase, Markus
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| Basel ; Boston ; Berlin : Birkhäuser Verlag, c2006 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. del Salento | ||
| ||
Functional calculus of pseudo-differential Boundary problems / Gerd Grubb
| Functional calculus of pseudo-differential Boundary problems / Gerd Grubb |
| Autore | GRUBB, Gerd |
| Pubbl/distr/stampa | Boston : Birkhauser, copyr. 1986 |
| Descrizione fisica | VI, 511 p. : ill. ; 23 cm |
| Disciplina | 515.724 |
| Collana | Progress in mathematics |
| ISBN | 0-8176-3349-9 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNISA-990003223530203316 |
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GRUBB, Gerd
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| Boston : Birkhauser, copyr. 1986 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. di Salerno | ||
| ||
Fuzzy Operator Theory in Mathematical Analysis [[electronic resource] /] / by Yeol Je Cho, Themistocles M. Rassias, Reza Saadati
| Fuzzy Operator Theory in Mathematical Analysis [[electronic resource] /] / by Yeol Je Cho, Themistocles M. Rassias, Reza Saadati |
| Autore | Cho Yeol Je |
| Edizione | [1st ed. 2018.] |
| Pubbl/distr/stampa | Cham : , : Springer International Publishing : , : Imprint : Springer, , 2018 |
| Descrizione fisica | 1 online resource (XIII, 410 p.) |
| Disciplina | 515.724 |
| Soggetto topico |
Operator theory
Functional analysis Operator Theory Functional Analysis |
| ISBN | 3-319-93501-1 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | 1. Preliminaries -- 2. Fuzzy normed spaces and fuzzy metric spaces -- 3. Further properties of fuzzy Banach spaces -- 4. Fundamental theorems in fuzzy normed spaces -- 5. Fixed point theorems in fuzzy metric spaces -- 6. Generalized distances and fixed point theorems in fuzzy metric spaces -- 7. Fixed point theorems in partially ordered fuzzy metric spaces -- 8. Fixed point theorems in fuzzy normed spaces -- 9. Approximation theory in fuzzy metric spaces -- 10. Topologies and fixed points in fuzzy metric-type spaces -- 11. Operator theory and fixed points in fuzzy normed algebras and applications -- 12. Fixed points in non-Archimedean fuzzy metric spaces -- 13. Coincidence points for set-valued mappings in fuzzy metric spaces. |
| Record Nr. | UNINA-9910300128503321 |
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Cho Yeol Je
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| Cham : , : Springer International Publishing : , : Imprint : Springer, , 2018 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Geometria nello spazio hilbertiano / Giuseppe Vitali
| Geometria nello spazio hilbertiano / Giuseppe Vitali |
| Autore | Vitali, Giuseppe |
| Pubbl/distr/stampa | Bologna : Zanichelli, c1929 |
| Descrizione fisica | xi, 282 p. : 24 cm |
| Disciplina | 515.724 |
| Soggetto topico |
Calculus
Functions |
| Classificazione | AMS 46C05 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | ita |
| Nota di contenuto | Contents: Pt. I. Integrali di Lebesgue ; Pt. II. Sviluppi in serie di funzioni ortogonali e prime nozioni sullo spazio hilbertiano ; Pt. III. Complementi di algebra ; Pt. IV. Calcolo differenziale assoluto ; Pt. V. Geometria differenziale |
| Record Nr. | UNISALENTO-991000808979707536 |
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Vitali, Giuseppe
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| Bologna : Zanichelli, c1929 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. del Salento | ||
| ||
Gibbs Semigroups [[electronic resource] /] / by Valentin A. Zagrebnov
| Gibbs Semigroups [[electronic resource] /] / by Valentin A. Zagrebnov |
| Autore | Zagrebnov Valentin A |
| Edizione | [1st ed. 2019.] |
| Pubbl/distr/stampa | Cham : , : Springer International Publishing : , : Imprint : Birkhäuser, , 2019 |
| Descrizione fisica | 1 online resource (XVI, 320 p.) |
| Disciplina | 515.724 |
| Collana | Operator Theory: Advances and Applications |
| Soggetto topico |
Operator theory
Functional analysis Operator Theory Functional Analysis |
| ISBN | 3-030-18877-9 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Semigroups and their generators -- Classes of compact operators -- Trace inequalities -- Gibbs semigroups -- Product formulae for Gibbs semigroups -- Product formulae in symmetrically-normed ideals -- Product formulae in Dixmier ideal -- Appendix A. Spectra of closed operators -- Appendix B. Inequalities in ideals -- Appendix B. More inequalities -- Appendix C. Kato functions -- Appendix D. Lie-Trotter-Kato product formulae: comments on the bibliography -- Bibliography -- Index. |
| Record Nr. | UNINA-9910360852303321 |
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Zagrebnov Valentin A
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| Cham : , : Springer International Publishing : , : Imprint : Birkhäuser, , 2019 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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