| inodekey(m) ∈ ks ⊦ # ks = 0, key ∈ ri[inodekey(m), adr] ⊖ ks ↔ key ∈ ri ⊖ ks, ks = ∅, (key ∈ ri[inodekey(m), adr] ⊖ ks ↔ key ∈ ri ⊖ ks) ∧ (key ∈ ri[inodekey(m), adr] ⊖ ks → (ri[inodekey(m), adr] ⊖ ks)[key] = (ri ⊖ ks)[key]) |
inodekey(m) ∈ ks ⊦ # ks = 0, key ∈ ri[inodekey(m), adr] ⊖ ks ↔ key ∈ ri ⊖ ks, ks = ∅