consistency
整合性、無矛盾性
Equiconsistency
Hilbert's problems
Hilbert's second problem
Jan Łukasiewicz
Paraconsistent logic
ω-consistency
Gentzen's consistency proof
Proof by contradiction
/suto3/google.iconconsistency
image consistency
define consistency
wikipedia consistency
weblio consistency
kotobank consistency
jisho consistency