cmake build

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diff --git a/omegalib/examples/basics.out b/omegalib/examples/basics.out
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+>>> #
+>>> # Some examples from the documentation for the Omega Calculator
+>>> # This is the input for figures 2 and 3.
+>>> #
+>>> 
+>>> R := { [i] -> [i'] : 1 <= i,i' <= 10 && i' = i+1 };
+>>> R;
+{[i] -> [i+1] : 1 <= i <= 9}
+>>> inverse R;
+{[i] -> [i-1] : 2 <= i <= 10}
+>>> domain R;
+{[i]: 1 <= i <= 9}
+>>> range R;
+{[i]: 2 <= i <= 10}
+>>> R compose R;
+{[i] -> [i+2] : 1 <= i <= 8}
+>>> R+;
+{[i] -> [i'] : 1 <= i < i' <= 10}
+>>>              # closure of R = R union (R compose R) union (R compose R ...
+>>> complement R;
+{[i] -> [i'] : i <= 0} union
+ {[i] -> [i'] : 10 <= i} union
+ {[i] -> [i'] : 1, i' <= i <= 9} union
+ {[i] -> [i'] : 1 <= i <= 9, i'-2}
+>>> S := {[i] : 5 <= i <= 25};
+>>> S;
+{[i]: 5 <= i <= 25}
+>>> R(S);
+{[i]: 6 <= i <= 10}
+>>>            # apply R to S
+>>> R \ S;
+{[i] -> [i+1] : 5 <= i <= 9}
+>>>           # restrict domain of R to S
+>>> R / S;
+{[i] -> [i+1] : 4 <= i <= 9}
+>>>           # restrict range of R to S
+>>> (R\S) union (R/S);
+{[i] -> [i+1] : 4 <= i <= 9}
+>>> (R\S) intersection (R/S);
+{[i] -> [i+1] : 5 <= i <= 9}
+>>> (R/S) - (R\S);
+{[4] -> [5] }
+>>> S*S;
+{[i] -> [i'] : 5 <= i <= 25 && 5 <= i' <= 25}
+>>>             # cross product 
+>>> D := S - {[9:16:2]} - {[17:19]};
+>>> D;
+{[i]: 5 <= i <= 8} union
+ {[i]: exists ( alpha : 2alpha = i && 10 <= i <= 16)} union
+ {[i]: 20 <= i <= 25}
+>>> T :=  { [i] : 1 <= i <= 11 & exists (a : i = 2a) };
+>>> T;
+{[i]: exists ( alpha : 2alpha = i && 2 <= i <= 10)}
+>>> Hull T;
+{[i]: exists ( alpha : 2alpha = i && 2 <= i <= 10)}
+>>> Hull D;
+{[i]: 5 <= i <= 25}
+>>> codegen D;
+for(t1 = 5; t1 <= 8; t1++) {
+  s0(t1);
+}
+for(t1 = 10; t1 <= 16; t1 += 2) {
+  s0(t1);
+}
+for(t1 = 20; t1 <= 25; t1++) {
+  s0(t1);
+}
+
+>>> codegen {[i,j] : 1 <= i+j,j <= 10};
+for(t1 = -9; t1 <= 9; t1++) {
+  for(t2 = max(1,-t1+1); t2 <= min(-t1+10,10); t2++) {
+    s0(t1,t2);
+  }
+}
+
+>>>