SCHWINGER METHOD FOR A HARMONIC-OSCILLATOR WITH A TIME-DEPENDENT FREQUENCY

Authors
FARINA C SEGUISANTONJA AJ
Citation
C. Farina et Aj. Seguisantonja, SCHWINGER METHOD FOR A HARMONIC-OSCILLATOR WITH A TIME-DEPENDENT FREQUENCY, Physics letters. A, 184(1), 1993, pp. 23-28
Citations number
10
Categorie Soggetti
Physics
Journal title
Physics letters. A → ACNP
ISSN journal
03759601
Volume
184
Issue
1
Year of publication
1993
Pages
23 - 28
Database
ISI
SICI code
0375-9601(1993)184:1<23:SMFAHW>2.0.ZU;2-X
Abstract
We use Schwinger's method, which was applied with success in the compu tation of relativistic Green functions with external electromagnetic f ields, to obtain the Feynman propagator for a harmonic oscillator with a time-dependent frequency.