Kitaev 1997 toric / surface code. Qubits live on the edges of a 2D square lattice. Star operators S_v = ∏_{edges e∋v} X_e at every vertex v and plaquette operators S_p = ∏_{edges e∈∂p} Z_e at every face p form an abelian stabilizer group…
Kitaev 1997 toric / surface code. Qubits live on the edges of a 2D square lattice. Star operators S_v = ∏_{edges e∋v} X_e at every vertex v and plaquette operators S_p = ∏_{edges e∈∂p} Z_e at every face p form an abelian stabilizer group…