| rely(me, O0, H0, O1, H1), rely(me, O1, H1, O2, H2) ⊦ ∀ r. (O0(r) = me ↔ O2(r) = me) ∧ (O0(r) = me → (r ∈ H0 ↔ r ∈ H2) ∧ (r ∈ H0 → H0[r] = H2[r])) |
rely(me, O1, H1, O2, H2), rely(me, O0, H0, O1, H1) ⊦ (O0(r) = me ↔ O2(r) = me) ∧ (O0(r) = me → (r ∈ H0 ↔ r ∈ H2) ∧ (r ∈ H0 → H0[r] = H2[r]))