no comma

ChrisRackauckas · ChrisRackauckas · commit 8497ab665b6f · 2021-03-11T19:47:42.000-05:00
diff --git a/src/systems/pde/pdesystem.jl b/src/systems/pde/pdesystem.jl
@@ -11,7 +11,7 @@ $(FIELDS)
 ```julia
 using ModelingToolkit
 
-@parameters t, x
+@parameters t x
 @variables u(..)
 Dxx = Differential(x)^2
 Dtt = Differential(t)^2
