T:Type, R:(TTProp), x, y:T. (x R^+ y)  (x R y)  (z:T. (x R^+ z) & (z R y)) 

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Definitions	A & B, Unit, P  Q, , b, b, i=j, , Dec(P), SQType(T), {T}, P  Q, x:A. B(x), P & Q, R^+, x f y, rel_exp(T;R;n), , A, False, AB, x:A. B(x), P  Q, t  T, Prop
Lemmas	le wf, rel exp wf, decidable int equal, nat plus properties, rel plus wf, assert wf, not wf, bnot wf, bool wf, eq int wf, assert of eq int, not functionality wrt iff, assert of bnot, iff transitivity, eqff to assert, eqtt to assert, nat plus inc