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Analyse harmonique des opérateurs de l'espace de Hilbert / Bela Sz.-Nagy, Ciprian Foias
| Analyse harmonique des opérateurs de l'espace de Hilbert / Bela Sz.-Nagy, Ciprian Foias |
| Autore | Foias, Ciprian |
| Pubbl/distr/stampa | Paris : Masson ; [Budapest] : Akadémiai Kiadò, c1967 |
| Descrizione fisica | xi, 373 p. ; 24 cm. |
| Disciplina | 510 |
| Altri autori (Persone) | Szőkefalvi-Nagy, Béla |
| Soggetto topico |
Contraction operators
Nonselfadjoint operators |
| Classificazione | AMS 47A45 |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | fre |
| Record Nr. | UNISALENTO-991000677569707536 |
Foias, Ciprian
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| Paris : Masson ; [Budapest] : Akadémiai Kiadò, c1967 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. del Salento | ||
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Non-self-adjoint boundary eigenvalue problems / Reinhard Mennicken and Manfred Möller
| Non-self-adjoint boundary eigenvalue problems / Reinhard Mennicken and Manfred Möller |
| Autore | Mennicken, Reinhard |
| Pubbl/distr/stampa | Amsterdam : North-Holland/Elsevier, 2003 |
| Descrizione fisica | xviii, 500 p. ; 25 cm |
| Disciplina | 515.35 |
| Altri autori (Persone) | Möller, Manfredauthor |
| Collana | North-Holland mathematics studies, 0304-0208 ; 192 |
| Soggetto topico |
Boundary value problems
Nonselfadjoint operators Eigenvalues Differential equations |
| ISBN | 0444514473 |
| Classificazione |
LC QA379.M45
AMS 47N20 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNISALENTO-991001260979707536 |
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Mennicken, Reinhard
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| Amsterdam : North-Holland/Elsevier, 2003 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. del Salento | ||
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Non-selfadjoint operators in quantum physics : mathematical aspects / / editors Fabio Bagarello [and three others]
| Non-selfadjoint operators in quantum physics : mathematical aspects / / editors Fabio Bagarello [and three others] |
| Pubbl/distr/stampa | Hoboken, New Jersey : , : John Wiley & Sons, , 2015 |
| Descrizione fisica | 1 online resource (434 p.) |
| Disciplina | 530.1201/515724 |
| Soggetto topico |
Nonselfadjoint operators
Spectral theory (Mathematics) Quantum theory - Mathematics Hilbert space |
| ISBN |
1-118-85527-2
1-118-85530-2 1-118-85526-4 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Ideas and trends / Miloslav Znojil -- Operators of the quantum harmonic oscillator and its relatives / Franciszek Hugon Szafraniec -- Deformed canonical (anti) commutation relations and non selfadjoint Hamiltonians / Fabio Bagarello -- Reality of the spectrum and existence of PT-symmetric phase transitions / Emanuela Caliceti and Sandro Graffi -- Elements of spectral theory without the spectral theorem / David Krejčiřík and Petr Siegl -- PT-symmetric operators in quantum mechanics: Krein spaces methods / Sergio Albeverio and Sergii Kuzhel -- Metric operators, generalized hermiticity and lattices of Hilbert spaces / Jean-Pierre Antoine and Camillo Trapani. |
| Record Nr. | UNINA-9910131493403321 |
| Hoboken, New Jersey : , : John Wiley & Sons, , 2015 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Non-selfadjoint operators in quantum physics : mathematical aspects / / editors Fabio Bagarello [and three others]
| Non-selfadjoint operators in quantum physics : mathematical aspects / / editors Fabio Bagarello [and three others] |
| Pubbl/distr/stampa | Hoboken, New Jersey : , : John Wiley & Sons, , 2015 |
| Descrizione fisica | 1 online resource (434 p.) |
| Disciplina | 530.1201/515724 |
| Soggetto topico |
Nonselfadjoint operators
Spectral theory (Mathematics) Quantum theory - Mathematics Hilbert space |
| ISBN |
1-118-85527-2
1-118-85530-2 1-118-85526-4 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto | Ideas and trends / Miloslav Znojil -- Operators of the quantum harmonic oscillator and its relatives / Franciszek Hugon Szafraniec -- Deformed canonical (anti) commutation relations and non selfadjoint Hamiltonians / Fabio Bagarello -- Reality of the spectrum and existence of PT-symmetric phase transitions / Emanuela Caliceti and Sandro Graffi -- Elements of spectral theory without the spectral theorem / David Krejčiřík and Petr Siegl -- PT-symmetric operators in quantum mechanics: Krein spaces methods / Sergio Albeverio and Sergii Kuzhel -- Metric operators, generalized hermiticity and lattices of Hilbert spaces / Jean-Pierre Antoine and Camillo Trapani. |
| Record Nr. | UNINA-9910827736503321 |
| Hoboken, New Jersey : , : John Wiley & Sons, , 2015 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Operators of class C0 with spectra in multiply connected regions / / Adele Zucchi
| Operators of class C0 with spectra in multiply connected regions / / Adele Zucchi |
| Autore | Zucchi Adele <1966-> |
| Pubbl/distr/stampa | Providence, Rhode Island : , : American Mathematical Society, , 1997 |
| Descrizione fisica | 1 online resource (66 p.) |
| Disciplina |
510 s
515/.7246 |
| Collana | Memoirs of the American Mathematical Society |
| Soggetto topico |
Nonselfadjoint operators
Functional analysis Hardy classes |
| Soggetto genere / forma | Electronic books. |
| ISBN | 1-4704-0192-4 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910480934303321 |
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Zucchi Adele <1966->
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| Providence, Rhode Island : , : American Mathematical Society, , 1997 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Operators of class C0 with spectra in multiply connected regions / / Adele Zucchi
| Operators of class C0 with spectra in multiply connected regions / / Adele Zucchi |
| Autore | Zucchi Adele <1966-> |
| Pubbl/distr/stampa | Providence, Rhode Island : , : American Mathematical Society, , 1997 |
| Descrizione fisica | 1 online resource (66 p.) |
| Disciplina |
510 s
515/.7246 |
| Collana | Memoirs of the American Mathematical Society |
| Soggetto topico |
Nonselfadjoint operators
Functional analysis Hardy classes |
| ISBN | 1-4704-0192-4 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910788732003321 |
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Zucchi Adele <1966->
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| Providence, Rhode Island : , : American Mathematical Society, , 1997 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Operators of class C0 with spectra in multiply connected regions / / Adele Zucchi
| Operators of class C0 with spectra in multiply connected regions / / Adele Zucchi |
| Autore | Zucchi Adele <1966-> |
| Pubbl/distr/stampa | Providence, Rhode Island : , : American Mathematical Society, , 1997 |
| Descrizione fisica | 1 online resource (66 p.) |
| Disciplina |
510 s
515/.7246 |
| Collana | Memoirs of the American Mathematical Society |
| Soggetto topico |
Nonselfadjoint operators
Functional analysis Hardy classes |
| ISBN | 1-4704-0192-4 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910817222403321 |
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Zucchi Adele <1966->
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| Providence, Rhode Island : , : American Mathematical Society, , 1997 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Spectral Expansions of Non-Self-Adjoint Generalized Laguerre Semigroups
| Spectral Expansions of Non-Self-Adjoint Generalized Laguerre Semigroups |
| Autore | Patie Pierre |
| Edizione | [1st ed.] |
| Pubbl/distr/stampa | Providence : , : American Mathematical Society, , 2021 |
| Descrizione fisica | 1 online resource (196 pages) |
| Disciplina | 515/.7222 |
| Altri autori (Persone) | SavovMladen |
| Collana | Memoirs of the American Mathematical Society |
| Soggetto topico |
Spectral theory (Mathematics)
Nonselfadjoint operators Laguerre polynomials Partial differential equations -- Spectral theory and eigenvalue problems -- General topics in linear spectral theory Operator theory -- Groups and semigroups of linear operators, their generalizations and applications -- Markov semigroups and applications to diffusion processes Approximations and expansions -- Approximations and expansions -- Asymptotic approximations, asymptotic expansions (steepest descent, etc.) Probability theory and stochastic processes -- Distribution theory -- Infinitely divisible distributions; stable distributions Harmonic analysis on Euclidean spaces -- Nontrigonometric harmonic analysis -- General harmonic expansions, frames Sequences, series, summability -- Inversion theorems -- Tauberian theorems, general Functions of a complex variable -- Entire and meromorphic functions, and related topics -- Functional equations in the complex domain, iteration and composition of analytic functions Integral transforms, operational calculus -- Integral transforms, operational calculus -- Transforms of special functions |
| ISBN |
9781470467524
1470467526 |
| Classificazione | 35P0547D0741A6060E0742C1540E0530D0544A20 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Nota di contenuto |
Cover -- Title page -- Acknowledgments -- Chapter 1. Introduction and main results -- 1.1. Characterization and properties of gL semigroups -- 1.2. Definition and properties of subsets of \Ne -- 1.3. Eigenvalue expansion and regularity of the gL semigroups -- 1.4. Convergence to equilibrium -- 1.5. Hilbert sequences and spectrum -- 1.6. Plan of the paper -- 1.7. Notation, conventions and general facts -- Chapter 2. Strategy of proofs and auxiliary results -- 2.1. Outline of our methodology -- 2.2. Proof of Theorem ??? (???) -- 2.3. Additional basic facts on gL semigroups -- Chapter 3. Examples -- Chapter 4. New developments in the theory of Bernstein functions -- 4.1. Review and basic properties of Bernstein functions -- 4.2. Products of Bernstein functions: new examples -- 4.3. Useful estimates of Bernstein functions on \C₊ -- Chapter 5. Fine properties of the density of the invariant measure -- 5.1. A connection with remarkable self-decomposable variables -- 5.2. Fine distributional properties of _{ } -- 5.3. Proof of Theorem ??? (???) -- 5.4. Small asymptotic behaviour of \nuh and of its successive derivatives -- 5.5. Proof of Theorem ??? -- 5.6. Proof of Theorem ??? -- 5.7. End of proof of Theorem ??? -- Chapter 6. Bernstein-Weierstrass products and Mellin transforms -- 6.1. Exponential functional of subordinators -- 6.2. The functional equations (???) and (???) on \R₊ -- 6.3. Proof of Theorem ??? -- 6.4. Proof of Proposition 6.1.2 -- 6.5. Proof of Theorem ??? (???): Bounds for ᵩ -- 6.6. Large asymptotic behaviours of ᵩ along imaginary lines -- 6.7. Proof of Theorem ??? (???) -- 6.8. Proof of Theorem 6.0.2 (2b): Examples of large asymptotic estimates of | ᵩ| -- Chapter 7. Intertwining relations and a set of eigenfunctions -- 7.1. Proof of Theorem ??? -- 7.2. End of the proof of the intertwining relation (7.3).
7.3. Proofs of Theorem ??? (???) and (???) -- 7.4. Proof of the uniqueness of the invariant measure -- 7.5. Proof of Theorem ??? -- Chapter 8. Co-eigenfunctions: existence and characterization -- 8.1. Mellin convolution equations: distributional and classical solutions -- 8.2. Existence of co-eigenfunctions: Proof of Theorem ??? -- 8.3. The case ∈\Ne_{∞,∞}. -- 8.4. The case ∈\Ne_{∞}∖\Nii -- 8.5. The case ∈\Ne^{ }_{∞}. -- Chapter 9. Uniform and norms estimates of the co-eigenfunctions -- 9.1. Proof of Theorem 2.1.5 (1) via a classical saddle point method -- 9.2. Proof of Theorem 2.1.5 (2) via the asymptotic behaviour of zeros of the derivatives of -- 9.3. Proof of Theorem ??? (???) through Phragmén-Lindelöf principle -- Chapter 10. The concept of reference semigroups: \Lnu-norm estimates and completeness of the set of co-eigenfunctions -- 10.1. Estimates for the \lnu norm of \nun -- 10.2. Completeness of (\nun)_{ ≥0} in \lnu -- Chapter 11. Hilbert sequences, intertwining and spectrum -- 11.1. Proof of Theorem ??? -- Chapter 12. Proof of Theorems ???, ??? and ??? -- 12.1. Proof of Theorem 1.3.1 (2) -- 12.2. Proof of Theorem ??? (???) -- 12.3. Heat kernel expansion -- 12.4. Expansion of the adjoint semigroup: Proof of Theorem ??? -- 12.5. Proof of of Theorem ???: Rate of convergence to equilibrium -- Bibliography -- Back Cover. |
| Record Nr. | UNINA-9910972392703321 |
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Patie Pierre
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| Providence : , : American Mathematical Society, , 2021 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Spectral theory of non-self-adjoint two-point differential operators / John Locker
| Spectral theory of non-self-adjoint two-point differential operators / John Locker |
| Autore | Locker, John |
| Pubbl/distr/stampa | Providence, RI : American Mathematical Society, c2000 |
| Descrizione fisica | xii, 252 p. : ill. ; 27 cm |
| Disciplina | 515.7246 |
| Collana | Mathematical surveys and monographs, 0076-5376 ; 73 |
| Soggetto topico |
Nonselfadjoint operators
Spectral theory (Mathematics) |
| ISBN | 0821820494 |
| Classificazione |
AMS 34L05
AMS 47E05 LC QA329.2.L65 |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNISALENTO-991003697779707536 |
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Locker, John
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| Providence, RI : American Mathematical Society, c2000 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. del Salento | ||
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