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-rw-r--r--param.ccl1
1 files changed, 1 insertions, 0 deletions
diff --git a/param.ccl b/param.ccl
index 99ea548..aaa5af9 100644
--- a/param.ccl
+++ b/param.ccl
@@ -31,6 +31,7 @@ INT constraints_timelevels "Number of time levels for the constraints"
KEYWORD constraints_prolongation_type "The kind of boundary prolongation for the constraints"
{
"Lagrange" :: "standard prolongation (requires several time levels)"
+ "copy" :: "use data from the current time level (requires only one time level)"
"none" :: "no prolongation (use this if you do not have enough time levels active)"
} "Lagrange"