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Force Driving a Mass

$\displaystyle f(n) = f^{{+}}(n) + f^{{-}}(n) \quad\,\,\Rightarrow\,\,\quad f^{{+}}(n) = f(n) - f^{{-}}(n)
$

\epsfig{file=eps/wdhf.eps,width=\twidth }
Wave digital mass driven by external force $ f(n)$ .


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``Wave Digital Filters'', by Julius O. Smith III, (From Lecture Overheads, Music 420).
Copyright © 2022-07-26 by Julius O. Smith III
Center for Computer Research in Music and Acoustics (CCRMA),   Stanford University
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