Fourier transforms in generalized Fock spaces

A classical Fock space consists of functions of the form,Φ↔(ϕ0,ϕ1,…,ϕq,…),where ϕ0∈C and ϕq∈L2(R3q), q≥1. We will replace the ϕq, q≥1 with q-symmetric rapid descent test functions within tempered distribution theory. This space is a natural generalization of a classical Fock space as seen by expandi...

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Main Author: John Schmeelk
Format: Article
Language:English
Published: Wiley 1990-01-01
Series:International Journal of Mathematics and Mathematical Sciences
Subjects:
Online Access:http://dx.doi.org/10.1155/S0161171290000655
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author John Schmeelk
author_facet John Schmeelk
author_sort John Schmeelk
collection DOAJ
description A classical Fock space consists of functions of the form,Φ↔(ϕ0,ϕ1,…,ϕq,…),where ϕ0∈C and ϕq∈L2(R3q), q≥1. We will replace the ϕq, q≥1 with q-symmetric rapid descent test functions within tempered distribution theory. This space is a natural generalization of a classical Fock space as seen by expanding functionals having generalized Taylor series. The particular coefficients of such series are multilinear functionals having tempered distributions as their domain. The Fourier transform will be introduced into this setting. A theorem will be proven relating the convergence of the transform to the parameter, s, which sweeps out a scale of generalized Fock spaces.
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series International Journal of Mathematics and Mathematical Sciences
spelling doaj-art-4e11858cab6f4dacbd2d3d182d7319722025-02-03T01:32:03ZengWileyInternational Journal of Mathematics and Mathematical Sciences0161-17121687-04251990-01-0113343144110.1155/S0161171290000655Fourier transforms in generalized Fock spacesJohn Schmeelk0Department of Mathematical Sciences, Box 2014, Oliver Hall, 1015 W. Main Street, Virginia Commonwealth University, Richmond 23284-2014, VA, USAA classical Fock space consists of functions of the form,Φ↔(ϕ0,ϕ1,…,ϕq,…),where ϕ0∈C and ϕq∈L2(R3q), q≥1. We will replace the ϕq, q≥1 with q-symmetric rapid descent test functions within tempered distribution theory. This space is a natural generalization of a classical Fock space as seen by expanding functionals having generalized Taylor series. The particular coefficients of such series are multilinear functionals having tempered distributions as their domain. The Fourier transform will be introduced into this setting. A theorem will be proven relating the convergence of the transform to the parameter, s, which sweeps out a scale of generalized Fock spaces.http://dx.doi.org/10.1155/S0161171290000655generalized Fock sapcestempered distributionsFourier transformsand rapid descent test functions.
spellingShingle John Schmeelk
Fourier transforms in generalized Fock spaces
International Journal of Mathematics and Mathematical Sciences
generalized Fock sapces
tempered distributions
Fourier transforms
and rapid descent test functions.
title Fourier transforms in generalized Fock spaces
title_full Fourier transforms in generalized Fock spaces
title_fullStr Fourier transforms in generalized Fock spaces
title_full_unstemmed Fourier transforms in generalized Fock spaces
title_short Fourier transforms in generalized Fock spaces
title_sort fourier transforms in generalized fock spaces
topic generalized Fock sapces
tempered distributions
Fourier transforms
and rapid descent test functions.
url http://dx.doi.org/10.1155/S0161171290000655
work_keys_str_mv AT johnschmeelk fouriertransformsingeneralizedfockspaces