set theoretically
set
sets
set-theoretic
Zermelo set theory
set theory
NBG
Grothendieck universe
sethood
axiom of infinity
Zermelo-Fraenkelian
Zorn's lemma
greedoid
axiom of union
diffeology
determinate
phraseology
fixed set
forcing
theorizing
setwise
hyperstructure
fixedly
well-order
theorisation
mold
axiom of regularity
algebraic structure
axiom of power set
axiom of choice
directed
Cantorian
definitionism
indurate
subset classifier
order type
Cantor's theorem
in principle
logically
axiom of pairing
theorize
Zermelo-Fraenkel set theory
inwrought
cat's whisker receiver
stay
regular
crystal radio
crystallised
Besicovitch set
hinge