1 files changed, 16 insertions, 0 deletions
diff --git a/examples/model/MathI.gf b/examples/model/MathI.gf
new file mode 100644
index 000000000..7acf0f895
--- /dev/null
+++ b/examples/model/MathI.gf
@@ -0,0 +1,16 @@
+incomplete concrete MathI of Math = 
+  open Grammar, Combinators, Predication, Lex in {
+
+  flags startcat = Prop ;
+
+  lincat 
+    Prop = S ;
+    Elem = NP ;
+
+  lin 
+    And x y = coord and_Conj x y ;
+    Even x = PosCl (pred even_A x) ;
+    Odd x = PosCl (pred odd_A x) ;
+    Zero = UsePN zero_PN ;
+
+}