δ-box
短语词形变化
δ-boxes
复数
δ-boxes
释义与例句
n.
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1.
A k-cell which is a Cartesian product of half-closed intervals which are closed at their infima and open at their suprema, and such that the infimum of each interval is the coordinate of a given point (called "the corner" of the δ-box), and the length (i.e., measure) of each interval is equal to (the given value) δ.
数学