Last Updated：2025/12/03
During the seminar, the professor used a simple two-dimensional illustration to explain the Brouwer fixed-point theorem, which states that any continuous map from an n-dimensional unit cube to itself has a fixed point.
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During the seminar, the professor used a simple two-dimensional illustration to explain the Brouwer fixed-point theorem, which states that any continuous map from an n-dimensional unit cube to itself has a fixed point.
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セミナーでは、教授が単純な2次元の図を用いて、n次元の単位立方体から自身への連続写像が必ず不動点を持つと述べる位相幾何学の定理（ブロウワーの不動点定理）を説明した。
