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arc cotangent

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noun Trigonometry.
  1. 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 in Science

arc cotangent

  1. The inverse of the cotangent function.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.