|
|
|
|
|
|
|
|
1. |
Record Nr. |
UNINA9910458433803321 |
|
|
Autore |
Simeone Claudio |
|
|
Titolo |
Deparametrization and path integral quantization of cosmological models [[electronic resource] /] / Claudio Simeone |
|
|
|
|
|
|
|
Pubbl/distr/stampa |
|
|
Singapore ; ; River Edge, NJ, : World Scientific, c2001 |
|
|
|
|
|
|
|
ISBN |
|
|
|
|
|
|
Descrizione fisica |
|
1 online resource (152 p.) |
|
|
|
|
|
|
Collana |
|
World scientific lecture notes in physics ; ; v. 69 |
|
|
|
|
|
|
Disciplina |
|
|
|
|
|
|
Soggetti |
|
Quantum gravity |
Space and time |
Path integrals |
Gauge invariance |
Hamiltonian systems |
Electronic books. |
|
|
|
|
|
|
|
|
Lingua di pubblicazione |
|
|
|
|
|
|
Formato |
Materiale a stampa |
|
|
|
|
|
Livello bibliografico |
Monografia |
|
|
|
|
|
Note generali |
|
Description based upon print version of record. |
|
|
|
|
|
|
Nota di bibliografia |
|
Includes bibliographical references and index. |
|
|
|
|
|
|
Nota di contenuto |
|
Contents ; Preface ; Chapter 1 Introduction ; Chapter 2 The gravitational field as a constrained Hamiltonian system ; 2.1 Momentum and Hamiltonian constraints ; 2.2 Minisuperspaces as constrained systems ; 2.3 Quantization ; 2.3.1 Canonical quantization |
2.3.2 Path integral quantization Chapter 3 Deparametrization and path integral quantization ; 3.1 The identification of time ; 3.1.1 Gauge fixation and deparametrization ; 3.1.2 Topology of the constraint surface: intrinsic and extrinsic time |
3.2 Gauge-invariant action for a parametrized system 3.2.1 End point terms ; 3.2.2 Observables and time ; 3.2.3 Non separable constraints ; 3.3 Path integral ; 3.3.1 General formalism ; 3.3.2 The function f and the reduced Hamiltonian. Unitarity ; 3.4 Examples |
3.4.1 Feynman propagator for the Klein-Gordon equation 3.4.2 The ideal clock ; 3.4.3 Transition probability for |
|
|
|
|