we added the implicit coercion for modus tollens

[helm.git] / helm / software / lambda-delta / basic_ag / bagReduction.mli

diff --git a/helm/software/lambda-delta/basic_ag/bagReduction.mli b/helm/software/lambda-delta/basic_ag/bagReduction.mli
index 2b5f02e71f450f58f27f7ef75c94a5ba629c66d2..ed7ae1792b0b64e6ac78edbb7d31d1b40b17fa7f 100644 (file)
--- a/helm/software/lambda-delta/basic_ag/bagReduction.mli
+++ b/helm/software/lambda-delta/basic_ag/bagReduction.mli
@@ -16,8 +16,10 @@ type ho_whd_result =
    | Sort of int
    | Abst of Bag.term
 
+type ac_result = (int * NUri.uri * Bag.term list) list option
+
 val ho_whd: 
    (Bag.context -> ho_whd_result -> 'a) -> Bag.context -> Bag.term -> 'a
 
 val are_convertible:
-   (bool -> 'a) -> Bag.context -> Bag.term -> Bag.term -> 'a
+   (ac_result -> 'a) -> Bag.context -> Bag.term -> Bag.term -> 'a