| ∀ rs, H0, H1. rtc(n0, modify(rs))(H0, H1) → rtc(n0, modify(rs))(H1, H0), ∃ H2. modify(rs)(H0, H2) ∧ rtc(n0, modify(rs))(H2, H1) ⊦ rtc(n0 + 1, modify(rs))(H1, H0) |
modify(rs)(H0, H), rtc(n0, modify(rs))(H, H1), ∀ rs, H0, H1. rtc(n0, modify(rs))(H0, H1) → rtc(n0, modify(rs))(H1, H0) ⊦ rtc(n0 + 1, modify(rs))(H1, H0)