Language of set theory
3. Set Theory
In this formalization, we use same approach as formalizations for arithmetic theories.
The language of set theory \mathcal{L}_\mathrm{set} is defined as a relationnal theory with two relational symbols \in and =,
denoted as ℒₛₑₜ.
def
LO.FirstOrder.Language.set : LanguageLO.FirstOrder.Language.set : Language