- (â\88\80I1,I2,K1,K2,V1,V2,i. d â\89¤ yinj i â\86\92 (â\88\80U. â\87§[i, 1] U ≡ T → ⊥) →
- â\87©[i] L1 â\89¡ K1.â\93\91{I1}V1 â\86\92 â\87©[i] L2 ≡ K2.ⓑ{I2}V2 → llpx_sn_alt_r R 0 V1 K1 K2
+ (â\88\80I1,I2,K1,K2,V1,V2,i. d â\89¤ yinj i â\86\92 (â\88\80U. â¬\86[i, 1] U ≡ T → ⊥) →
+ â¬\87[i] L1 â\89¡ K1.â\93\91{I1}V1 â\86\92 â¬\87[i] L2 ≡ K2.ⓑ{I2}V2 → llpx_sn_alt_r R 0 V1 K1 K2