== Description ==

Direct form implementation of the linear, time-invariant difference equation:

\sum_{k=0}^{N} a_{k+1} y[n-k] = \sum_{k=0}^{M} b_{k+1} x[n-k]

The same form of the 'filter' function of common numerical computation programs

== Install ==

scons clam_prefix=path/to/installed/clam/prefix
scons install
