| 单词 | taxicab metric |
| 释义 | > as lemmastaxicab metric taxicab metric n. a metric (metric n.1 3) in which the distance between two points is defined as the sum of the absolute differences of their coordinates. [So called with reference to the distance travelled on a journey along roads arranged in a grid. Compare earlier taxicab geometry n.] ΚΠ 1968 Q. Appl. Math. 26 208 In Rn1 (3) is the L1-norm or the ‘taxicab metric’ approximation problem. 2011 G. Belot Geom. Possibilities i. 23 It is not hard to see that the plane equipped with the taxi-cab metric is not a Riemannian manifold. < as lemmas |
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