From 457e389619832d4c7a55dfa41024599b3daa4a9d Mon Sep 17 00:00:00 2001
From: "G. D. McBain" <gdmcbain@protonmail.com>
Date: Wed, 3 Oct 2018 09:55:21 +1000
Subject: [PATCH] psi not phi #58

---
 examples/ex18.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/examples/ex18.py b/examples/ex18.py
index 11e67b3b9..d04153cec 100644
--- a/examples/ex18.py
+++ b/examples/ex18.py
@@ -57,7 +57,7 @@ def unit_rotation(v, dv, ddv, w):
     
     M, Psi = ib.refinterp(psi, 3)
     Psi0 = max(Psi)
-    print('phi0 = {} (cf. exact = 1/64 = {})'.format(Psi0, 1/64))
+    print('max psi = {} (cf. exact = 1/64 = {})'.format(Psi0, 1/64))
 
     ax = mesh.draw()
     fig = ax.get_figure()