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Add some more definitions of the heaviside func. |
m Change bb 1 to bf 1. |
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*: <math>H(x) := \begin{cases} 1, & x > 0 \\ 0, & x < 0 \end{cases}</math>
* an [[indicator function]]:
*: <math>H(x) :=
* the derivative of the [[ramp function]]:
*:<math>H(x) := \frac{d}{dx} \max \{ x, 0 \}\quad \mbox{for } x \ne 0</math>
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