1 files changed, 16 insertions, 0 deletions
diff --git a/src/Lib.v b/src/Lib.v
index 3e955c8..6cd3356 100644
--- a/src/Lib.v
+++ b/src/Lib.v
@@ -1,3 +1,19 @@
+(* Copyright (C) 2022  Yann Herklotz
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *)
+
 Lemma modusponens: forall (P Q: Prop), P -> (P -> Q) -> Q.
 Proof. auto. Qed.