Last Updated：2025/12/07
Sentence
カルツァイ＝ヤウ三次元多様体上の層のモジュリ空間の仮想的な点の個数として定義されるドナルドソン＝トーマス不変量は、安定な層の仮想的な個数として機能し、しばしば整数の曲線計数を決定します。
Quizzes for review
In computations on Calabi–Yau threefolds, the Donaldson-Thomas invariant serves as the virtual count of stable sheaves and often determines integer curve counts.
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In computations on Calabi–Yau threefolds, the Donaldson-Thomas invariant serves as the virtual count of stable sheaves and often determines integer curve counts.
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Related words
Donaldson-Thomas invariant
Noun
Japanese Meaning
（代数幾何学において）カルabi–Yau三次元多様体上のコンパクトなシーブのモジュライ空間に対して定義される不変量。これは、仮想基本類に対して1のコホモロジー類を積分することで得られる、モジュライ空間の「仮想的な点数」を表す。
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