- Heaviside unit function
-
Math.the function that is zero for any number less than zero and that is 1 for any number greater than or equal to zero.[1935-40; named after O. HEAVISIDE]
* * *
Universalium. 2010.
Heaviside unit function
Look at other dictionaries:
Heaviside unit function — Math. the function that is zero for any number less than zero and that is 1 for any number greater than or equal to zero. [1935 40; named after O. HEAVISIDE] … Useful english dictionary
Heaviside unit function — noun The function whose value is zero if its independent variable is negative, and one otherwise … Wiktionary
Heaviside step function — The Heaviside step function, H , also called the unit step function, is a discontinuous function whose value is zero for negative argument and one for positive argument.It seldom matters what value is used for H (0), since H is mostly used as a… … Wikipedia
Unit function — In number theory, the unit function is a completely multiplicative function on the positive integers defined as::varepsilon(n) = egin{cases} 1, mbox{if }n=1 0, mbox{if }n>1 end{cases} It is called the unit function because it is the identity… … Wikipedia
Heaviside-Funktion — Die Heaviside Funktion, auch Theta , Treppen , Schwellenwert , Stufen , Sprung oder Einheitssprungfunktion genannt, ist eine in der Mathematik und Physik oft verwendete Funktion. Sie ist nach dem britischen Mathematiker und Physiker Oliver… … Deutsch Wikipedia
Heaviside condition — The Heaviside condition, due to Oliver Heaviside (1850–1925), is the condition an electrical transmission line must meet in order for there to be no distortion of a transmitted signal. Also known as the distortionless condition, it can be used to … Wikipedia
Dirac delta function — Schematic representation of the Dirac delta function by a line surmounted by an arrow. The height of the arrow is usually used to specify the value of any multiplicative constant, which will give the area under the function. The other convention… … Wikipedia
Sign function — In mathematics, the sign function is a mathematical function that extracts the sign of a real number. To avoid confusion with the sine function, this function is often called the signum function (after the Latin form of sign ).In mathematical… … Wikipedia
Green's function — In mathematics, Green s function is a type of function used to solve inhomogeneous differential equations subject to boundary conditions. The term is used in physics, specifically in quantum field theory and statistical field theory, to refer to… … Wikipedia
Meijer G-function — In mathematics, the G function was introduced by Cornelis Simon Meijer (1936) as a very general function intended to include most of the known special functions as particular cases. This was not the only attempt of its kind: the generalized… … Wikipedia
