Update control/lti.py

sawyerbfuller · bnavigator · web-flow · commit 371986c50d13 · 2020-08-17T10:50:43.000-07:00
doc fix

Co-authored-by: Ben Greiner &lt;code@bnavigator.de&gt;
diff --git a/control/lti.py b/control/lti.py
@@ -436,7 +436,7 @@ def evalfr(sys, x, squeeze=True):
     ----------
     sys: StateSpace or TransferFunction
         Linear system
-    x: scalar or array-like
+    x: scalar or array_like
         Complex number
     squeeze: bool, optional (default=True)
         If True and sys is single input, single output (SISO), return a 
