Use sys.nstates in stead of using A.shape[0]

Mark · Mark · commit 147a24ea0ba9 · 2022-06-06T14:37:53.000-05:00
diff --git a/control/passivity.py b/control/passivity.py
@@ -33,7 +33,7 @@ def make_LMI_matrix(P):
 
     P = np.zeros_like(A)
     matrix_list = []
-    state_space_size = A.shape[0]
+    state_space_size = sys.nstates
     for i in range(0, state_space_size):
         for j in range(0, state_space_size):
             if j <= i:
