arc cotangent
- the angle, measured in radians, that has a cotangent equal to a given number. Abbreviation: arc cot Symbol: cot−1
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Origin of arc cotangent
First recorded in 1905–10
Also called inverse cotangent.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
arc cotangent
- The inverse of the cotangent function.
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The American Heritage® Science Dictionary
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