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

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

layer 5 · theorem · cluster 集合的构造 (`set.construct`) · Set Theory

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


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