Fixed axes ratio 'equal' when grid=None for discrete rlocus

billtubbs · billtubbs · commit 005c3d730e0b · 2021-08-14T23:37:48.000-04:00
diff --git a/control/rlocus.py b/control/rlocus.py
@@ -230,7 +230,7 @@ def root_locus(sys, kvect=None, xlim=None, ylim=None, plotstr=None,
             # TODO: could some of the settings below be done with nogrid:
             #nogrid(ax=ax)
             # nogrid calls grid._final_setup() which has slightly different
-            # settings for axhline and axvline linewidths and no zorder
+            # settings for axhline and axvline and no zorder
             # setting. For now I am leaving the original commands below:
             ax.axhline(0., linestyle=':', color='k', linewidth=.75, zorder=-20)
             ax.axvline(0., linestyle=':', color='k', linewidth=.75, zorder=-20)
