A fault-tolerant one-way quantum computer - PiTP

Cluster states - definitionA cluster state |φ〉 C on a cluster C is the single common eigenstateof the stabilizer operatorsK a = X a⊗b∈N(a)Z b , ∀a ∈ C, (1)where b ∈ N(a) if a,b are spatial next neighbors in C.Z-measurementZ-Rule:removes qubitfrom the cluster