--- /dev/null
+include "reduction_old_preamble.ma".
+definition test:
+ 〈〈x0,x0〉:〈x0,xF〉〉 =
+ ((succ_w16(succ_w16(succ_w16
+ (succ_w16(succ_w16(succ_w16(succ_w16
+ (succ_w16(succ_w16(succ_w16(succ_w16
+ (succ_w16(succ_w16(succ_w16(succ_w16
+ 〈〈x0,x0〉:〈x0,x0〉〉)))))))))))))))).
+apply (refl_eq word16 〈〈x0,x0〉:〈x0,xF〉〉);
+qed.