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ZF (ZERMELO-FRAENKEL) SET THEORY
ZF Set Theory - add the Axiom of Union
Equinumerosity (cont.)
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Table of Contents - 2.4.31. Equinumerosity (cont.)
xpf1o
xpen
mapen
mapdom1
mapxpen
xpmapenlem
xpmapen
mapunen
map2xp
mapdom2
mapdom3
pwen
ssenen
limenpsi
limensuci
limensuc
infensuc