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-rw-r--r-- | doc/documentation.tex | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/doc/documentation.tex b/doc/documentation.tex index 18d41ea..e27881f 100644 --- a/doc/documentation.tex +++ b/doc/documentation.tex @@ -269,7 +269,9 @@ the list of all selected grid variables, and calls the registered function corresponding to the requested boundary condition on each. \texttt{Boundary\_ClearSelection} clears the list of selected grid variables. A thorn which wishes to have boundary conditions applied -simply schedules \texttt{ApplyBCs} at the appropriate point. +simply schedules \texttt{ApplyBCs} at the appropriate point. Please +schedule it as e.g.~\verb|<MyThorn>_ApplyBCs|, to make each instance +of it unique. \texttt{Boundary\_ClearSelection} ensures that each boundary condition gets executed exactly once for each selected grid variable. |