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-rw-r--r--stdlib.pl3
1 files changed, 3 insertions, 0 deletions
diff --git a/stdlib.pl b/stdlib.pl
index b0f2160..ecf7417 100644
--- a/stdlib.pl
+++ b/stdlib.pl
@@ -16,10 +16,13 @@ If -> Then :-
If -> Then ; _ :-
If, !, Then.
+
_ -> _ ; Else :-
!, Else.
+
If ; _ :-
If.
+
_ ; Else :-
Else.