diff --git a/codes/quantum/oscillators/coherent_state/qsc.yml b/codes/quantum/oscillators/coherent_state/qsc.yml index 80484ee64..555114fc0 100644 --- a/codes/quantum/oscillators/coherent_state/qsc.yml +++ b/codes/quantum/oscillators/coherent_state/qsc.yml @@ -55,6 +55,9 @@ relations: - code_id: coherent_constellation detail: 'Coherent-state QSCs are coherent-state constellation codes constrained to lie on a sphere.' cousins: + - code_id: group_representation + detail: 'QSCs should be able to be formulated as group-representation codes whose group is that formed by the permutation representation of the code polytope symmetry group. + It remains to show that the permutation representation is irreducible.' - code_id: points_into_spheres detail: 'QSCs are quantum analogues of spherical and constant-energy codes because they store information in quantum superpositions of points on a sphere in quantum phase space.' - code_id: spherical diff --git a/codes/quantum/oscillators/fock_state/constant_excitation/one_hot_quantum.yml b/codes/quantum/oscillators/fock_state/constant_excitation/one_hot_quantum.yml index bd935235b..09b0b02f4 100644 --- a/codes/quantum/oscillators/fock_state/constant_excitation/one_hot_quantum.yml +++ b/codes/quantum/oscillators/fock_state/constant_excitation/one_hot_quantum.yml @@ -19,7 +19,7 @@ protection: | features: general_gates: - 'Non-deterministic gates using linear optics and photon-number resolving detectors \cite{arxiv:2302.07357}.' - - 'If the code is embedded into Fock space, the group \(SU(q)\) can be realized via Gaussian rotations \cite{arxiv:2306.11621}.' + - 'The group \(SU(q)\) can be realized via Gaussian rotations \cite{arxiv:2306.11621}.' relations: @@ -28,7 +28,7 @@ relations: - code_id: constant_excitation - code_id: permutation_invariant - code_id: group_representation - detail: 'One-hot quantum codes are group-representation codes with \(G = SU(q)\) \cite{arxiv:2306.11621}.' + detail: 'One-hot quantum codes are group-representation codes with the \(G = SU(q)\) subgroup of Gaussian rotations \cite{arxiv:2306.11621}.' cousins: - code_id: one_hot detail: 'The one-hot quantum code is the quantum version of the one-hot code.' diff --git a/codes/quantum/qubits/small_distance/small/stab_5_1_3.yml b/codes/quantum/qubits/small_distance/small/stab_5_1_3.yml index f7914ae11..3e27e9b68 100644 --- a/codes/quantum/qubits/small_distance/small/stab_5_1_3.yml +++ b/codes/quantum/qubits/small_distance/small/stab_5_1_3.yml @@ -68,8 +68,8 @@ relations: detail: 'The \([[5,1,3]]_{\mathbb{Z}_q}\) modular-qudit code for \(q=2\) reduces to the five-qubit perfect code.' - code_id: galois_5_1_3 detail: 'The \([[5,1,3]]_q\) Galois-qudit code for \(q=2\) reduces to the five-qubit perfect code.' - - code_id: quantum_cyclic - detail: 'The five-qubit code is the smallest known example of quantum cyclic code.' + - code_id: group_representation + detail: 'The five-qubit code is a group-representation code with \(G\) being the \(2T\) subgroup of \(SU(2)\) \cite{arxiv:2306.11621}.' cousins: - code_id: hamiltonian detail: 'The five-qubit code Hamiltonian is local when expressed in terms of mutually commuting Majorana operators \cite{manual:{Aleksander Kubica, private communication, 2019}}.' @@ -79,8 +79,8 @@ relations: detail: 'Every \(((5,2,3))\) code is equivalent to the five-qubit code \cite[Corr. 10]{arxiv:quant-ph/9704043}.' - code_id: quantum_concatenated detail: 'The concatenated five-qubit code has a \hyperref[topic:measurement-threshold]{measurement threshold} of one \cite{arxiv:2402.00145}.' - - code_id: group_representation - detail: 'The five-qubit code is a group-representation code with \(G\) being the \(2T\) subgroup of \(SU(2)\) \cite{arxiv:2306.11621}.' +# - code_id: quantum_cyclic +# detail: 'The five-qubit code is the smallest known example of quantum cyclic code.' # Begin Entry Meta Information diff --git a/codes/quantum/qubits/small_distance/small/steane.yml b/codes/quantum/qubits/small_distance/small/steane.yml index c06c747a9..b4b29dfcc 100644 --- a/codes/quantum/qubits/small_distance/small/steane.yml +++ b/codes/quantum/qubits/small_distance/small/steane.yml @@ -71,12 +71,12 @@ relations: - code_id: diagonal_clifford - code_id: quantum_hamming_css - code_id: single_qubit_clifford + - code_id: group_representation + detail: 'The Steane code is a group-representation code with \(G\) being the \(2O\) subgroup of \(SU(2)\) \cite{arxiv:2306.11621}.' cousins: - code_id: quantum_concatenated detail: 'The concatenated Steane code is one of the first codes to admit a concatenated threshold \cite{arxiv:quant-ph/9702058,arxiv:quant-ph/9809054,arxiv:quant-ph/0207119}. Randomized compiling helps reduce logical error rate for some noise models \cite{arxiv:2303.06846}. The concatenated Steane code has a \hyperref[topic:measurement-threshold]{measurement threshold} of one \cite{arxiv:2402.00145}.' - - code_id: group_representation - detail: 'The Steane code is a group-representation code with \(G\) being the \(2O\) subgroup of \(SU(2)\) \cite{arxiv:2306.11621}.' # detail: 'Steane code is the smallest member of a family of Reed-Muller-based CSS codes.' diff --git a/codes/quantum/spins/single_spin/su3_spin.yml b/codes/quantum/spins/single_spin/su3_spin.yml index 7373a3011..9af185230 100644 --- a/codes/quantum/spins/single_spin/su3_spin.yml +++ b/codes/quantum/spins/single_spin/su3_spin.yml @@ -18,7 +18,7 @@ relations: parents: - code_id: single_spin - code_id: group_representation - detail: '\(SU(3)\) spin codes are group-representation codes with \(G\) being a subgroup of \(SU(2)\) \cite{arxiv:2306.11621}.' + detail: '\(SU(3)\) spin codes are group-representation codes with \(G\) being a subgroup of \(SU(3)\) \cite{arxiv:2306.11621}.' # Begin Entry Meta Information