Last Updated：2025/11/26
Fix a point p and let B be a k-dimensional δ-box with corner at p; it is defined as the Cartesian product of k half-closed intervals, each closed at the coordinate of p, open at its supremum, and of length δ.
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Fix a point p and let B be a k-dimensional δ-box with corner at p; it is defined as the Cartesian product of k half-closed intervals, each closed at the coordinate of p, open at its supremum, and of length δ.
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点pを固定し、Bをコーナーがpにあるk次元デルタ・ボックスとする。これは各区間の下限がコーナーの各座標に等しく、各区間の長さがδで、下端が閉じ上端が開いている半開区間k個の直積として定義される。
