-lemma cpm_inv_atom1_drops: â\88\80n,h,I,G,L,T2. â¦\83G,Lâ¦\84 â\8a¢ â\93ª{I} ➡[n,h] T2 →
- ∨∨ T2 = ⓪{I} ∧ n = 0
- | ∃∃s. T2 = ⋆(next h s) & I = Sort s & n = 1
- | â\88\83â\88\83K,V,V2,i. â¬\87*[i] L â\89\98 K.â\93\93V & â¦\83G,Kâ¦\84 ⊢ V ➡[n,h] V2 &
- â¬\86*[↑i] V2 ≘ T2 & I = LRef i
- | â\88\83â\88\83m,K,V,V2,i. â¬\87*[i] L â\89\98 K.â\93\9bV & â¦\83G,Kâ¦\84 ⊢ V ➡[m,h] V2 &
- â¬\86*[↑i] V2 ≘ T2 & I = LRef i & n = ↑m.
+lemma cpm_inv_atom1_drops: â\88\80n,h,I,G,L,T2. â\9dªG,Lâ\9d« â\8a¢ â\93ª[I] ➡[n,h] T2 →
+ ∨∨ T2 = ⓪[I] ∧ n = 0
+ | ∃∃s. T2 = ⋆(⫯[h]s) & I = Sort s & n = 1
+ | â\88\83â\88\83K,V,V2,i. â\87©[i] L â\89\98 K.â\93\93V & â\9dªG,Kâ\9d« ⊢ V ➡[n,h] V2 &
+ â\87§[↑i] V2 ≘ T2 & I = LRef i
+ | â\88\83â\88\83m,K,V,V2,i. â\87©[i] L â\89\98 K.â\93\9bV & â\9dªG,Kâ\9d« ⊢ V ➡[m,h] V2 &
+ â\87§[↑i] V2 ≘ T2 & I = LRef i & n = ↑m.