Index: /issm/trunk/src/c/objects/Elements/Penta.cpp
===================================================================
--- /issm/trunk/src/c/objects/Elements/Penta.cpp	(revision 8001)
+++ /issm/trunk/src/c/objects/Elements/Penta.cpp	(revision 8002)
@@ -3290,5 +3290,5 @@
 	 *    = Tr(sigma'* eps)
 	 *    = 2 * eps_eff * sigma'_eff
-	 *    = 4 * eps_eff ^2*/
+	 *    = 4 * mu * eps_eff ^2*/
 	*phi=4*pow(epsilon_eff,2.0)*viscosity;
 }