| # buf = EB_PAGE_SIZE, # lpt0 = # avol, # avol0 = # avol, adr = adr0, lpt = lpt0, m = m0, m3 = EB_PAGE_SIZE, ns = ns0, plog = plog0, abs(avol, bleb, mkwbuf(buf, m2, m1), avol0, rofs), awbuf-inv(avol, bleb), ebm-vol-inv(avol0), bleb ≠ nobuffer → bleb.leb < # avol ∧ wbuf-cons(mkwbuf(buf, m2, m1), avol0[bleb.leb], rofs) ⊦ ⟨n := EB_PAGE_SIZE⟩ (m3 = n) |