inductive tps: nat → nat → lenv → relation term ≝
| tps_atom : ∀L,I,d,e. tps d e L (𝕒{I}) (𝕒{I})
| tps_subst: ∀L,K,V,W,i,d,e. d ≤ i → i < d + e →
inductive tps: nat → nat → lenv → relation term ≝
| tps_atom : ∀L,I,d,e. tps d e L (𝕒{I}) (𝕒{I})
| tps_subst: ∀L,K,V,W,i,d,e. d ≤ i → i < d + e →