error function

error function

[′er·ər ‚fəŋk·shən]

(mathematics)

The real function defined as the integral from 0 to x of e ^{-t 2} dt or e ^{t 2} dt, or the integral from x to ∞ of e ^{-t 2} dt.

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