1 files changed, 10 insertions, 0 deletions

diff --git a/subprojects/logic/src/main/java/tools/refinery/logic/literal/CanNegate.java b/subprojects/logic/src/main/java/tools/refinery/logic/literal/CanNegate.java
new file mode 100644
index 00000000..649f0505
--- /dev/null
+++ b/subprojects/logic/src/main/java/tools/refinery/logic/literal/CanNegate.java
@@ -0,0 +1,10 @@
+/*
+ * SPDX-FileCopyrightText: 2021-2023 The Refinery Authors <https://refinery.tools/>
+ *
+ * SPDX-License-Identifier: EPL-2.0
+ */
+package tools.refinery.logic.literal;
+
+public interface CanNegate<T extends CanNegate<T>> extends Literal {
+        T negate();
+}