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  <xhtml:link rel="alternate" hreflang="en" href="https://polytechnique.university/en/press-room/press-releases/greyn-and-inen-robotics-are-winners-13th-jean-louis-gerondeau-safran-award"/>
  <xhtml:link rel="alternate" hreflang="fr" href="https://polytechnique.university/presse/communiques-et-dossiers-de-presse/greyn-et-inen-robotics-projets-laureats-de-la-13e-edition-du-prix-jean-louis-gerondeau-safran"/>
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  <xhtml:link rel="alternate" hreflang="en" href="https://polytechnique.university/en/press-room/press-releases/mathematician-jeremy-quastel-professor-university-toronto-awarded-2024-paul-levy-prize-probability"/>
  <xhtml:link rel="alternate" hreflang="fr" href="https://polytechnique.university/presse/communiques-et-dossiers-de-presse/le-mathematicien-jeremy-quastel-professeur-luniversite-de-toronto-laureat-du-prix-paul-levy-2024"/>
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 <url>
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  <xhtml:link rel="alternate" hreflang="en" href="https://polytechnique.university/en/press-room/press-releases/mathematician-jeremy-quastel-professor-university-toronto-awarded-2024-paul-levy-prize-probability"/>
  <xhtml:link rel="alternate" hreflang="fr" href="https://polytechnique.university/presse/communiques-et-dossiers-de-presse/le-mathematicien-jeremy-quastel-professeur-luniversite-de-toronto-laureat-du-prix-paul-levy-2024"/>
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  <loc>https://polytechnique.university/en/press-room/press-releases/international-chair-data-science-institute-has-been-renewed</loc>
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  <loc>https://polytechnique.university/presse/communiques-et-dossiers-de-presse/la-chaire-internationale-data-science-institute-renouvelee</loc>
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  <loc>https://polytechnique.university/en/press-room/press-releases/annual-summer-vacation-0</loc>
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  <xhtml:link rel="alternate" hreflang="en" href="https://polytechnique.university/en/press-room/press-releases/sncf-group-and-ecole-polytechnique-create-chair-artificial-intelligence-and-optimisation-mobility"/>
  <xhtml:link rel="alternate" hreflang="fr" href="https://polytechnique.university/presse/communiques-et-dossiers-de-presse/le-groupe-sncf-et-lecole-polytechnique-creent-la-chaire-intelligence-artificielle-et-optimisation"/>
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  <loc>https://polytechnique.university/presse/communiques-et-dossiers-de-presse/cristaux-photoniques-temporels-une-revolution-dans-la-maitrise-de-la-lumiere</loc>
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 </url>
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