Trig.
the angle, measured in radians, that has a tangent equal to a given number. Abbr.: arc tan; Symbol: tan -1 Also called inverse tangent .
[ 1905-10 ]
Trig.
the angle, measured in radians, that has a tangent equal to a given number. Abbr.: arc tan; Symbol: tan -1 Also called inverse tangent .
[ 1905-10 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012