-fact aaa_ind_fpbg_aux: ∀h,o. ∀Q:relation3 ….
- (∀G1,L1,T1,A. ⦃G1, L1⦄ ⊢ T1 ⁝ A →
- (∀G2,L2,T2. ⦃G1, L1, T1⦄ >[h, o] ⦃G2, L2, T2⦄ → Q G2 L2 T2) →
+fact aaa_ind_fpbg_aux: ∀h. ∀Q:relation3 ….
+ (∀G1,L1,T1,A. ⦃G1,L1⦄ ⊢ T1 ⁝ A →
+ (∀G2,L2,T2. ⦃G1,L1,T1⦄ >[h] ⦃G2,L2,T2⦄ → Q G2 L2 T2) →