Update pet_okubo_weiss.py

change sign in formula
AntSimi · Sep 20, 2023 · e659c50 · e659c50
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commit e659c50
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/examples/06_grid_manipulation/pet_okubo_weiss.py b/examples/06_grid_manipulation/pet_okubo_weiss.py
@@ -2,7 +2,7 @@
 Get Okubo Weis
 ==============
 
-.. math:: OW = S_n^2 + S_s^2 + \omega^2
+.. math:: OW = S_n^2 + S_s^2 - \omega^2
 
 with normal strain (:math:`S_n`), shear strain (:math:`S_s`) and vorticity (:math:`\omega`)