step function

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step function

n
(Electrical Engineering) an electrical waveform that rises or falls instantly from one level to another
References in periodicals archive ?
Neither the signed distance function nor the piecewise constant function is used, the level set function is initialized to a constant function and this method eliminates the need for initial contours and re-initialization.
For simplicity, the piecewise constant function [theta]([eta]) defined on [GAMMA] by (1.
Consider the case where the moment of inertia I(x) is a given piecewise constant function of the coordinate x.
is a time-limited piecewise constant function that can be generated rather precisely by electric current switches.
n] and if b represents the binary form of I, a piecewise constant function q with constant values [c.
1999), the input was parameterized as a piecewise constant function with eight sections.
The coefficient w = w(x) is a positive and piecewise constant function.
For simplicity, we state and prove these results for the model example of P = div(A[NABLA]u), A a piecewise constant function, which will be used for numerical tests.
f] is the piecewise constant function that takes the mean value of f on each T [member of] [T.
Assume a conform triangulation and a piecewise constant function space as given in Example 2.
Usually, there are many possibilities how to define a piecewise constant function [[tau].
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