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单词 napier's rule
释义 napier's rule
noun
Usage: usually capitalized N
Etymology: after John Napier
: either of two rules in spherical trigonometry: the sine of any part is equal to the product of the tangents of the adjacent parts and the sine of any part is equal to the product of the cosines of the opposite parts
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更新时间:2024/12/23 17:43:19