Heaviside unit function

Heaviside unit function

[′hev·ē‚sīd ′yü·nət ¦fəŋk·shən]
(mathematics)
The real function ƒ(x) whose value is 0 if x is negative and whose value is 1 otherwise.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The connection of an electric circuit at a constant voltage [U.sub.1] at zero initial conditions can be considered as an action of the input voltage U = 1(t)[U.sub.1] in the circuit already switched on [1], where 1(0 is the Heaviside unit function (connection function) (see Fig.
CALCULATION OF TRANSIENTS IN ELECTRICAL CIRCUITS WITH <> INITIAL CONDITIONS WITH THE HELP OF THE DUHAMEL INTEGRAL AND DISCONTINUOUS FUNCTIONS
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