Cotangent

[,kәu'tændʒәnt]

解釋/意思:

(noun.) ratio of the adjacent to the opposite side of a right-angled triangle.

杰弗里校對--From WordNet

解釋/意思:

(n.) The tangent of the complement of an arc or angle. See Illust. of Functions.

編輯:维尔玛