arc cosecant

arc cosecant

[′ärk kō′sē‚kant]

(mathematics)

Also known as anticosecant; inverse cosecant.

For a number x, any angle whose cosecant equals x.

For a number x, the angle between -π/2 radians and π/2 radians whose cosecant equals x ; it is the value at x of the inverse of the restriction of the cosecant function to the interval between -π/2 and π/2.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.