ARC COSINE


Meaning of ARC COSINE in English

Trig. the angle, measured in radians, that has a cosine equal to a given number. Abbr.: arc cos; Symbol: cos -1 Also called inverse cosine .

[ 1905-10 ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .