- ∀V1. ❪G,L❫ ⊢ V ➡[h] V1 → ∀V2. ❪G,L❫ ⊢ V ➡[h] V2 →
- ∀W1. ❪G,L❫ ⊢ W ➡[h] W1 → ∀W2. ❪G,L❫ ⊢ W ➡[h] W2 →
- ∀n1,T1. ❪G,L.ⓛW❫ ⊢ T ➡[n1,h] T1 → ∀n2,T2. ❪G,L.ⓛW❫ ⊢ T ➡[n2,h] T2 →
- ∀L1. ❪G,L❫ ⊢ ➡[h] L1 → ∀L2. ❪G,L❫ ⊢ ➡[h] L2 →
- ∃∃T. ❪G,L1❫ ⊢ ⓓ[p]ⓝW1.V1.T1 ➡*[n2-n1,h] T & ❪G,L2❫ ⊢ ⓓ[p]ⓝW2.V2.T2 ➡*[n1-n2,h] T.
+ ∀V1. ❪G,L❫ ⊢ V ➡[h,0] V1 → ∀V2. ❪G,L❫ ⊢ V ➡[h,0] V2 →
+ ∀W1. ❪G,L❫ ⊢ W ➡[h,0] W1 → ∀W2. ❪G,L❫ ⊢ W ➡[h,0] W2 →
+ ∀n1,T1. ❪G,L.ⓛW❫ ⊢ T ➡[h,n1] T1 → ∀n2,T2. ❪G,L.ⓛW❫ ⊢ T ➡[h,n2] T2 →
+ ∀L1. ❪G,L❫ ⊢ ➡[h,0] L1 → ∀L2. ❪G,L❫ ⊢ ➡[h,0] L2 →
+ ∃∃T. ❪G,L1❫ ⊢ ⓓ[p]ⓝW1.V1.T1 ➡*[h,n2-n1] T & ❪G,L2❫ ⊢ ⓓ[p]ⓝW2.V2.T2 ➡*[h,n1-n2] T.