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Analytic representation of quantum systems

Finite quantum systems with d-dimension Hilbert space, where position x and
momentum p take values in Zd(the integers modulo d) are studied. An analytic
representation of finite quantum systems, using Theta function is considered.
The analytic function has exactly d zeros. The d paths of these zeros on the
torus describe the time evolution of the systems. The calculation of these
paths of zeros, is studied. The concepts of path multiplicity, and path winding
number, are introduced. Special cases where two paths join together, are also
considered. A periodic system which has the displacement operator to real
power t, as time evolution is also studied.
The Bargmann analytic representation for infinite dimension systems, with
variables in R, is also studied. Mittag-Leffler function are used as examples of
Bargmann function with arbitrary order of growth. The zeros of polynomial
approximations of the Mittag-Leffler function are studied. / Libyan Cultural Affairs

Identiferoai:union.ndltd.org:BRADFORD/oai:bradscholars.brad.ac.uk:10454/14562
Date January 2016
CreatorsEissa, Hend A.
ContributorsVourdas, Apostolos
PublisherUniversity of Bradford, Faculty of Engineering and Informatics Department of Computing
Source SetsBradford Scholars
LanguageEnglish
Detected LanguageEnglish
TypeThesis, doctoral, PhD
Rights<a rel="license" href="http://creativecommons.org/licenses/by-nc-nd/3.0/"><img alt="Creative Commons License" style="border-width:0" src="http://i.creativecommons.org/l/by-nc-nd/3.0/88x31.png" /></a><br />The University of Bradford theses are licenced under a <a rel="license" href="http://creativecommons.org/licenses/by-nc-nd/3.0/">Creative Commons Licence</a>.

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