# pretopology　`def.pretopology`
English entry · root `../`
[in graph](../#n=def.pretopology)　·　[Chinese page (authoritative)](./def.pretopology.md)

> English: **name only** · auto-derived from the source data; the Chinese page is authoritative.

layer 13 · definition · cluster 层与拓扑 (`cat.sheaf`) · Category Theory

## Statement and proof
Chinese only — see the Chinese page `nodes/def.pretopology.md` and `proofs/`.


Cite: `def.pretopology` (content v0.9.0) · terms: [LICENSE.txt](../LICENSE.txt)