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definitions

arc tan

arc tangent.

Nearby words

  1. arc sec,
  2. arc secant,
  3. arc second,
  4. arc sine,
  5. arc spectrum,
  6. arc tangent,
  7. arc welding,
  8. arc, d',
  9. arc-back,
  10. arc-boutant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for arctan

arctan

abbreviation for

arctangent: the function the value of which for a given argument is the angle in radians (between –π/2 and π/2) the tangent of which is that argument: the inverse of the tangent function
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012