Last Updated
：2025/11/22
Dehn surgery
Noun
countable
uncountable
specifically
Japanese Meaning
位相幾何学におけるDehn手術は、3次元多様体から実心トーラス（充実トーラス）を取り除き、その除去された部分の境界に対してホモームオモルフィズム（同相写像）を適用し、別の充実トーラスで埋め合わせることで、新たな多様体を生成する操作を指します。
（ plural ）
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(topology) The removal of a solid torus from a 3-dimensional manifold, followed by its being replaced via a homeomorphism of its boundary.
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Dehn surgery
The researcher explained how Dehn surgery can change the topology of a 3-manifold by removing a solid torus and reattaching it along its boundary via a homeomorphism.
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The researcher explained how Dehn surgery can change the topology of a 3-manifold by removing a solid torus and reattaching it along its boundary via a homeomorphism.
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