<?xml version="1.0" encoding="UTF-8"?><?xml-stylesheet type="text/xsl" href="static/style.xsl"?><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>2026-06-04T22:44:31Z</responseDate><request verb="GetRecord" identifier="oai:riuma.uma.es:10630/31385" metadataPrefix="mods">https://riuma.uma.es/rest/oai/request</request><GetRecord><record><header><identifier>oai:riuma.uma.es:10630/31385</identifier><datestamp>2026-02-03T11:24:18Z</datestamp><setSpec>com_10630_2254</setSpec><setSpec>col_10630_37953</setSpec></header><metadata><mods:mods xmlns:doc="http://www.lyncode.com/xoai" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-1.xsd">
   <mods:name>
      <mods:namePart>Ortega-Salvador, Pedro</mods:namePart>
   </mods:name>
   <mods:name>
      <mods:namePart>Ramírez Torreblanca, Consuelo</mods:namePart>
   </mods:name>
   <mods:extension>
      <mods:dateAvailable encoding="iso8601">2024-05-24T11:16:19Z</mods:dateAvailable>
   </mods:extension>
   <mods:extension>
      <mods:dateAccessioned encoding="iso8601">2024-05-24T11:16:19Z</mods:dateAccessioned>
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   <mods:originInfo>
      <mods:dateIssued encoding="iso8601">2006</mods:dateIssued>
   </mods:originInfo>
   <mods:identifier type="citation">Ortega, Pedro &amp; Ramírez Torreblanca, Consuelo. (2006). Weighted inequalities for harmonic means. Mathematical Inequalities &amp; Applications. 9. 10.7153/mia-09-39</mods:identifier>
   <mods:identifier type="uri">https://hdl.handle.net/10630/31385</mods:identifier>
   <mods:identifier type="doi">10.7153/mia-09-39</mods:identifier>
   <mods:abstract>We characterize the weighted weak and strong type (p, q) inequalities for the harmonic averaging operator Tf(x) = x/∫0x 1/f in the cases 0 &lt; p ≤ q &lt; ∞ and 0 &lt; q &lt; p &lt; ∞.</mods:abstract>
   <mods:language>
      <mods:languageTerm>eng</mods:languageTerm>
   </mods:language>
   <mods:accessCondition type="useAndReproduction">http://creativecommons.org/licenses/by-nc/4.0/</mods:accessCondition>
   <mods:accessCondition type="useAndReproduction">open access</mods:accessCondition>
   <mods:accessCondition type="useAndReproduction">Attribution-NonCommercial 4.0 Internacional</mods:accessCondition>
   <mods:subject>
      <mods:topic>Desigualdades (Matemáticas)</mods:topic>
   </mods:subject>
   <mods:subject>
      <mods:topic>Análisis matemático</mods:topic>
   </mods:subject>
   <mods:titleInfo>
      <mods:title>Weighted inequalities for harmonic means.</mods:title>
   </mods:titleInfo>
   <mods:genre>journal article</mods:genre>
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