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In algebraic geometry, a Châtelet surface is a rational surface studied by given by an equation : where ''P'' has degree 3 or 4. They are conic bundles. ==References== * * 抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Châtelet surface」の詳細全文を読む スポンサード リンク
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