- (∀I,G,L. Q G L (⓪{I}) (⓪{I})) →
- (â\88\80G,K,V1,V2,W2. â¦\83G,Kâ¦\84 ⊢ V1 ➡[h] V2 → Q G K V1 V2 →
- â¬\86*[1] V2 ≘ W2 → Q G (K.ⓓV1) (#0) W2
- ) â\86\92 (â\88\80I,G,K,T,U,i. â¦\83G,Kâ¦\84 ⊢ #i ➡[h] T → Q G K (#i) T →
- â¬\86*[1] T â\89\98 U â\86\92 Q G (K.â\93\98{I}) (#↑i) (U)
- ) â\86\92 (â\88\80p,I,G,L,V1,V2,T1,T2. â¦\83G,Lâ¦\84 â\8a¢ V1 â\9e¡[h] V2 â\86\92 â¦\83G,L.â\93\91{I}V1â¦\84 ⊢ T1 ➡[h] T2 →
- Q G L V1 V2 → Q G (L.ⓑ{I}V1) T1 T2 → Q G L (ⓑ{p,I}V1.T1) (ⓑ{p,I}V2.T2)
- ) â\86\92 (â\88\80I,G,L,V1,V2,T1,T2. â¦\83G,Lâ¦\84 â\8a¢ V1 â\9e¡[h] V2 â\86\92 â¦\83G,Lâ¦\84 ⊢ T1 ➡[h] T2 →
- Q G L V1 V2 → Q G L T1 T2 → Q G L (ⓕ{I}V1.T1) (ⓕ{I}V2.T2)
- ) â\86\92 (â\88\80G,L,V,T1,T,T2. â¬\86*[1] T â\89\98 T1 â\86\92 â¦\83G,Lâ¦\84 ⊢ T ➡[h] T2 →
+ (∀I,G,L. Q G L (⓪[I]) (⓪[I])) →
+ (â\88\80G,K,V1,V2,W2. â\9dªG,Kâ\9d« ⊢ V1 ➡[h] V2 → Q G K V1 V2 →
+ â\87§[1] V2 ≘ W2 → Q G (K.ⓓV1) (#0) W2
+ ) â\86\92 (â\88\80I,G,K,T,U,i. â\9dªG,Kâ\9d« ⊢ #i ➡[h] T → Q G K (#i) T →
+ â\87§[1] T â\89\98 U â\86\92 Q G (K.â\93\98[I]) (#↑i) (U)
+ ) â\86\92 (â\88\80p,I,G,L,V1,V2,T1,T2. â\9dªG,Lâ\9d« â\8a¢ V1 â\9e¡[h] V2 â\86\92 â\9dªG,L.â\93\91[I]V1â\9d« ⊢ T1 ➡[h] T2 →
+ Q G L V1 V2 → Q G (L.ⓑ[I]V1) T1 T2 → Q G L (ⓑ[p,I]V1.T1) (ⓑ[p,I]V2.T2)
+ ) â\86\92 (â\88\80I,G,L,V1,V2,T1,T2. â\9dªG,Lâ\9d« â\8a¢ V1 â\9e¡[h] V2 â\86\92 â\9dªG,Lâ\9d« ⊢ T1 ➡[h] T2 →
+ Q G L V1 V2 → Q G L T1 T2 → Q G L (ⓕ[I]V1.T1) (ⓕ[I]V2.T2)
+ ) â\86\92 (â\88\80G,L,V,T1,T,T2. â\87§[1] T â\89\98 T1 â\86\92 â\9dªG,Lâ\9d« ⊢ T ➡[h] T2 →