<html><head><meta http-equiv="content-type" content="text/html; charset=utf-8"></head><body style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><meta http-equiv="content-type" content="text/html; charset=utf-8"><div style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><meta http-equiv="content-type" content="text/html; charset=utf-8"><div style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><meta http-equiv="content-type" content="text/html; charset=utf-8"><div style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><meta http-equiv="content-type" content="text/html; charset=utf-8"><div style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><meta http-equiv="content-type" content="text/html; charset=utf-8"><div style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><meta http-equiv="content-type" content="text/html; charset=utf-8"><div style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;"><meta http-equiv="content-type" content="text/html; charset=utf-8"><div style="overflow-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;">
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<div dir="auto">皆様<br>
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東大数理・複素解析幾何セミナーのお知らせです。</div><div dir="auto"><h3 style="margin: 3px 0px 8px; padding: 5px 0px; font-stretch: inherit; font-size: 14px; line-height: inherit; font-family: メイリオ, Meiryo, "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", Osaka, "ＭＳ Ｐゴシック", "MS PGothic", Helvetica, Arial, sans-serif; font-size-adjust: inherit; font-kerning: inherit; font-variant-alternates: inherit; font-variant-ligatures: inherit; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-variant-position: inherit; font-feature-settings: inherit; font-optical-sizing: inherit; font-variation-settings: inherit; vertical-align: baseline; border-top-width: 1px; border-top-style: dotted; border-top-color: rgb(33, 127, 196); border-bottom-width: 1px; border-bottom-style: dotted; border-bottom-color: rgb(33, 127, 196); overflow: hidden; caret-color: rgb(51, 51, 51); color: rgb(51, 51, 51);">2023年07月03日(月)</h3><div class="seminar_naiyo" style="margin: 0px 0px 20px; padding: 0px; font-stretch: inherit; font-size: 13px; line-height: inherit; font-family: メイリオ, Meiryo, "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", Osaka, "ＭＳ Ｐゴシック", "MS PGothic", Helvetica, Arial, sans-serif; font-size-adjust: inherit; font-kerning: inherit; font-variant-alternates: inherit; font-variant-ligatures: inherit; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-variant-position: inherit; font-feature-settings: inherit; font-optical-sizing: inherit; font-variation-settings: inherit; vertical-align: baseline; caret-color: rgb(51, 51, 51); color: rgb(51, 51, 51);">10:30-12:00 数理科学研究科棟(駒場) 128号室<br><strong style="margin: 0px; padding: 0px; font-style: inherit; font-variant-caps: inherit; font-stretch: inherit; font-size: inherit; line-height: inherit; font-family: inherit; font-size-adjust: inherit; font-kerning: inherit; font-variant-alternates: inherit; font-variant-ligatures: inherit; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-variant-position: inherit; font-feature-settings: inherit; font-optical-sizing: inherit; font-variation-settings: inherit; vertical-align: baseline;">山ノ井 克俊 氏</strong> (大阪大学)<br>準射影多様体の擬双曲性と基本群の非可換性について<br><div class="waku" style="margin: 5px 0px 8px; padding: 9px; font-style: inherit; font-variant-caps: inherit; font-stretch: inherit; font-size: inherit; line-height: inherit; font-family: inherit; font-size-adjust: inherit; font-kerning: inherit; font-variant-alternates: inherit; font-variant-ligatures: inherit; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-variant-position: inherit; font-feature-settings: inherit; font-optical-sizing: inherit; font-variation-settings: inherit; vertical-align: baseline; border: 1px solid rgb(204, 204, 204); background-color: rgb(239, 239, 239);">[ 講演概要 ]<br>この講演ではB. Cadorel, Y. Deng両氏との共同研究で、最近得られた結果についてお話しします。論文についてはarXiv:2212.12225をご覧ください。<br>準射影多様体Xの基本群が、半単純代数群の中へザリスキー稠密かつbigな表現をもつとき、Xは幾つかの擬双曲性を持つことをお話しします。また、時間が許せば、準射影多様体Xがspecialであるとき、Xの基本群の線形表現の像は（指数有限で）ベキ零であることをお話しします。</div>[ 参考URL ]<br></div><h3 style="margin: 3px 0px 8px; padding: 5px 0px; font-stretch: inherit; font-size: 14px; line-height: inherit; font-family: メイリオ, Meiryo, "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", Osaka, "ＭＳ Ｐゴシック", "MS PGothic", Helvetica, Arial, sans-serif; font-size-adjust: inherit; font-kerning: inherit; font-variant-alternates: inherit; font-variant-ligatures: inherit; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-variant-position: inherit; font-feature-settings: inherit; font-optical-sizing: inherit; font-variation-settings: inherit; vertical-align: baseline; border-top-width: 1px; border-top-style: dotted; border-top-color: rgb(33, 127, 196); border-bottom-width: 1px; border-bottom-style: dotted; border-bottom-color: rgb(33, 127, 196); overflow: hidden; caret-color: rgb(51, 51, 51); color: rgb(51, 51, 51);"><a href="https://u-tokyo-ac-jp.zoom.us/meeting/register/tZEqceqsrTIjEtRxenSMdPogvCxlWzAogj5A" style="font-family: inherit; font-size: inherit; margin: 0px; padding: 0px; font-style: inherit; font-variant-caps: inherit; font-stretch: inherit; line-height: inherit; font-size-adjust: inherit; font-kerning: inherit; font-variant-alternates: inherit; font-variant-ligatures: inherit; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-variant-position: inherit; font-feature-settings: inherit; font-optical-sizing: inherit; font-variation-settings: inherit; vertical-align: baseline; color: rgb(33, 127, 196); text-decoration: none;">https://u-tokyo-ac-jp.zoom.us/meeting/register/tZEqceqsrTIjEtRxenSMdPogvCxlWzAogj5A</a></h3><h3 style="margin: 3px 0px 8px; padding: 5px 0px; font-stretch: inherit; font-size: 14px; line-height: inherit; font-family: メイリオ, Meiryo, "ヒラギノ角ゴ Pro W3", "Hiragino Kaku Gothic Pro", Osaka, "ＭＳ Ｐゴシック", "MS PGothic", Helvetica, Arial, sans-serif; font-size-adjust: inherit; font-kerning: inherit; font-variant-alternates: inherit; font-variant-ligatures: inherit; font-variant-numeric: inherit; font-variant-east-asian: inherit; font-variant-position: inherit; font-feature-settings: inherit; font-optical-sizing: inherit; font-variation-settings: inherit; vertical-align: baseline; border-top-width: 1px; border-top-style: dotted; border-top-color: rgb(33, 127, 196); border-bottom-width: 1px; border-bottom-style: dotted; border-bottom-color: rgb(33, 127, 196); overflow: hidden; caret-color: rgb(51, 51, 51); color: rgb(51, 51, 51);">URL・ID・パスワードなどは１年間同じものを使うので登録は一度で大丈夫です．</h3>
今後の予定はこちら<br>
<a href="https://www.ms.u-tokyo.ac.jp/seminar/geocomp/future.html" target="_blank">https://www.ms.u-tokyo.ac.jp/seminar/geocomp/future.html</a><br>
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講演者も募集中です。<br>
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世話人<br>
平地 健吾、高山 茂晴</div>
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