object
Four-qubit LNCY CSS code
A four-qubit logical subspace whose primary logical codewords are simultaneously fixed by three CSS checks. This distinguishes it from the neighboring non-CSS four-qubit adiabatic block even though both share the same parameter triple.
Scoped completion
Completion belongs to an entity, not the whole page
eczoo-entity:css_4_1_2#objectT1 — preserved
Verified formal skeleton
The formal core and displayed claims are provenance-checked. Unlisted facets are not yet surveyed, not negative results.
One orienting visual
Orienting view
Inspect constructor-derived qubits, stabilizers, and logical paths without leaving the entry. Visual instance: primary
At a glance
Executable-target parameters
form: object formal target: css formal target: small-code
Reference instances
| Instance | n | k | d |
|---|---|---|---|
| primary | n=4 verified | k=1 verified | d=2 verified |
Scientific scope
Source, page, and formal object are separate identities
Primary entity: eczoo-entity:css_4_1_2#object. Formalization target: eczoo-entity:css_4_1_2#object. Legacy vocabulary: exact code projection.
Source/entity binding: clean.