Subsystem CSS codes, a tighter stabilizer-to-CSS mapping, and Goursat's Lemma
Subsystem CSS codes, a tighter stabilizer-to-CSS mapping, and Goursat's Lemma
The CSS code construction is a powerful framework used to express features of a quantum code in terms of a pair of underlying classical codes. Its subsystem extension allows for similar expressions, but the general case has not been fully explored. Extending previous work of Aly, Klappenecker, and Sarvepalli \cite{AKS06}, …