1 #!/usr/bin/python
2
3 # finds the value of a polynomial in powers of z^{-1}
4 # function Y = filtval(P,z)
5
6 def fitval(P, z):
7 N = len(P) - 1
8 return Y
9
10 Q = polyno(P,'x');
11 Y = horner(Q,z)/z^N;