where is the Heaviside Step Function and is the Convolution. The Derivative is

(5) 
The Fourier Transform of the ramp function is given by

(6) 
where is the Delta Function and its Derivative.
See also Fourier TransformRamp Function, Heaviside Step Function,
Rectangle Function, Sgn, Square Wave
© 19969 Eric W. Weisstein
19990525