| ((!(me, O, P0) * !(me, O, P1)))(H) ⊦ !(me, O, P0 * P1)(H) |
⊦ ((P0 * P1))(H) ↔ (∃ H0, H1. H0 ⊥ H1 ∧ H = H0 ∪ H1 ∧ P0(H0) ∧ P1(H1))
∃ H0, H1. H0 ⊥ H1 ∧ H = H0 ∪ H1 ∧ !(me, O, P0)(H0) ∧ !(me, O, P1)(H1) ⊦ !(me, O, P0 * P1)(H)
Used terms: H, !(me, O, P1), !(me, O, P0)