tiny iir change

lneuhaus · Nov 29, 2016 · 0fc9512 · 0fc9512
1 parent ce2779a
commit 0fc9512
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/pyrpl/iir.py b/pyrpl/iir.py
@@ -392,6 +392,7 @@ def coefficients(self):
         z, p, k = self.rescaled_sys  # 'tf_continuous'
 
         # pre-account for frequency distortion of bilinear transformation
+        # - this step is obsolete in the current algorithm
         # if prewarp:
         #    z, p = prewarp(z, p, dt=loops * dt)