作者: James E. Baumgartner
DOI: 10.1007/978-94-009-7798-3_7
关键词:
摘要: If ϕ and ψ are order types, then ≤ means that if A B ordered.sets of type cp respectively, is order- isomorphic to a subset B. We write < but it not the case ϕ. The converse denoted by *. C class basis for set \(B \subseteq C\) such (∀ ∈ C) (∃ B) ψ.