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+---
+categories:
+  - Mathematics
+tags: [logic]
+---
+
+# Boolean functions
+
+An example of a Boolean function:
+
+$$
+f(x,y,z) = (x \land y) \lor (\lnot(x) \land z )
+$$
+
+Here is a work through where $f(1, 0, 1)$:
+
+// Insert diagram