An inaccessible cardinal (or strongly inaccessible cardinal) is a cardinal number that is an uncountable regular strong limit cardinal. The smallest inaccessible cardinal is sometimes called the inaccessible cardinal \(I\). Breaking down the definition, an inaccessible cardinal \(\alpha\) must be:
| Identifier (URI) | Rank |
|---|---|
| dbkwik:resource/MevHEO0_dVHA_pNd_h2kxQ== | 5.88129e-14 |
| dbr:Inaccessible_cardinal | 5.88129e-14 |