<?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>2026-10-19T01:56:14Z</responseDate><request verb="GetRecord" identifier="oai:ebyu-rdlopen.rawdatalibrary.net:ebyu/12216" metadataPrefix="oai_dc">https://ebyu-rdlopen.rawdatalibrary.net/oai/request</request><GetRecord><record><header><identifier>oai:ebyu-rdlopen.rawdatalibrary.net:ebyu/12216</identifier><datestamp>2026-10-18T20:39:02Z</datestamp><setSpec>openaire</setSpec><setSpec>driver</setSpec><setSpec>com_ebyu_10000</setSpec><setSpec>col_ebyu_10001</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>Characterizations of the commutators involving idempotents in certain subrings of M2(Z)</dc:title><dc:creator>Özdİn, Tufan</dc:creator><dc:creator>Gümüşel, Günseli</dc:creator><dc:subject>Clean (Nil-clean) element</dc:subject><dc:subject>commutator</dc:subject><dc:subject>idempotent</dc:subject><dc:subject>Nilpotent</dc:subject><dc:subject>unit element</dc:subject><dc:subject>unit-regular element</dc:subject><dc:description>In this paper, we characterize the idempotency, cleanness, and unit-regularity of the commutator [E1,E2] = E1E2 − E2E1 involving idempotents E1,E2 in certain subrings of M2(Z). © This work is licensed under a Creative Commons Attribution 4.0 International License.</dc:description><dc:publisher>TUBITAK</dc:publisher><dc:date>2023</dc:date><dc:type>Article</dc:type><dc:identifier>https://rdlopen.rawdatalibrary.net/r/ebyu/12216</dc:identifier><dc:identifier>https://doi.org/10.55730/1300-0098.3443</dc:identifier><dc:identifier>1300-0098</dc:identifier><dc:language>en</dc:language><dc:relation>Turkish Journal of Mathematics</dc:relation><dc:rights>info:eu-repo/semantics/openAccess</dc:rights><dc:type>info:eu-repo/semantics/article</dc:type><dc:identifier>https://ebyu-rdlopen.rawdatalibrary.net/tr/items/ebyu/12216</dc:identifier></oai_dc:dc></metadata></record></GetRecord></OAI-PMH>