arc-hyperbolic sine

arc-hyperbolic sine

[‚ärk ‚hī·pər‚bäl·ik ′sīn]
(mathematics)
For a number, x, the number whose hyperbolic sine equals x ; it is the value at x of the inverse of the hyperbolic sine function. Also known as inverse hyperbolic sine.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.