<?xml version="1.0" encoding="UTF-8"?><OAI-PMH xmlns="http://www.openarchives.org/OAI/2.0/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/ http://www.openarchives.org/OAI/2.0/OAI-PMH.xsd"><responseDate>2026-10-29T20:39:20Z</responseDate><request verb="GetRecord" identifier="oai:munzur-rdlopen.rawdatalibrary.net:munzur/643" metadataPrefix="oai_dc">https://munzur-rdlopen.rawdatalibrary.net/oai/request</request><GetRecord><record><header><identifier>oai:munzur-rdlopen.rawdatalibrary.net:munzur/643</identifier><datestamp>2026-10-28T15:28:10Z</datestamp><setSpec>openaire</setSpec><setSpec>driver</setSpec><setSpec>com_munzur_1</setSpec><setSpec>col_munzur_2</setSpec><setSpec>com_munzur_8</setSpec><setSpec>col_munzur_154</setSpec></header><metadata><oai_dc:dc xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd"><dc:title>Eigenfunction Expansion and Parseval Identity of β-Dirac Operators on the Whole Line</dc:title><dc:creator>Koşar, Nida Palamut</dc:creator><dc:creator>Koşar, Cem</dc:creator><dc:creator>Akcay, Ozge</dc:creator><dc:subject>general quantum operator</dc:subject><dc:subject>β-derivative</dc:subject><dc:subject>β-difference operator</dc:subject><dc:subject>β-Dirac system</dc:subject><dc:subject>β-integral</dc:subject><dc:description>In the present work, we investigate a (Formula presented.) -Dirac problem on the whole-line. Our primary objectives are threefold: to demonstrate the existence of a spectral function, to deduce the associated Parseval identity, and to formulate an eigenfunction expansion theorem that characterizes the behavior of the problem under consideration.</dc:description><dc:publisher>Multidisciplinary Digital Publishing Institute (MDPI)</dc:publisher><dc:date>2026</dc:date><dc:type>Article</dc:type><dc:identifier>https://rdlopen.rawdatalibrary.net/r/munzur/643</dc:identifier><dc:identifier>https://doi.org/10.3390/math14183351</dc:identifier><dc:identifier>2227-7390</dc:identifier><dc:language>en</dc:language><dc:relation>Mathematics</dc:relation><dc:rights>info:eu-repo/semantics/openAccess</dc:rights><dc:type>info:eu-repo/semantics/article</dc:type><dc:identifier>https://munzur-rdlopen.rawdatalibrary.net/tr/items/munzur/643</dc:identifier></oai_dc:dc></metadata></record></GetRecord></OAI-PMH>