| (r => mknode(r0, a, r1) * tr(r0, t0) * tr(r1, t1) * P)(H) ⊦ (tr(r, branch(t0, a, t1)) * P)(H) ∧ True(H[r] = mknode(r0, a, r1)) |
(r => mknode(r0, a, r1) * tr(r0, t0) * tr(r1, t1) * P)(H) ⊦ (tr(r, branch(t0, a, t1)) * P)(H) ∧ True(true)
[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ (r => nd * P)(H) → H[r] = nd], [CSIMPSEQ : ⊦ P0 * P1 = P1 * P0], [CSIMPSEQ : ⊦ (P0 * P1) * P2 = P0 * P1 * P2])]]