diff options
Diffstat (limited to 'theories/Bool/Sumbool.v')
| -rw-r--r-- | theories/Bool/Sumbool.v | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/theories/Bool/Sumbool.v b/theories/Bool/Sumbool.v index 44311a127..817212909 100644 --- a/theories/Bool/Sumbool.v +++ b/theories/Bool/Sumbool.v @@ -18,19 +18,19 @@ Lemma sumbool_of_bool : (b:bool) {b=true}+{b=false}. Proof. Induction b; Auto. -Save. +Qed. Hints Resolve sumbool_of_bool : bool. Lemma bool_eq_rec : (b:bool)(P:bool->Set) ((b=true)->(P true))->((b=false)->(P false))->(P b). Induction b; Auto. -Save. +Qed. Lemma bool_eq_ind : (b:bool)(P:bool->Prop) ((b=true)->(P true))->((b=false)->(P false))->(P b). Induction b; Auto. -Save. +Qed. (*i pourquoi ce machin-la est dans BOOL et pas dans LOGIC ? Papageno i*) @@ -47,17 +47,17 @@ Hypothesis H2 : {C}+{D}. Lemma sumbool_and : {A/\C}+{B\/D}. Proof. Case H1; Case H2; Auto. -Save. +Qed. Lemma sumbool_or : {A\/C}+{B/\D}. Proof. Case H1; Case H2; Auto. -Save. +Qed. Lemma sumbool_not : {B}+{A}. Proof. Case H1; Auto. -Save. +Qed. End connectives. |