RO:修订间差异
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创建页面,内容为“RO(Rathjen's Ordinal),是一个重要的序数。 {| class="wikitable" !序数记号 !表达式 |- |BOCF |<math>\psi(\Omega_{K+1})</math> |- |反射序数 |<math>\psi(2\ \text{aft}\ 3)</math> |- |BMS |<math>(0)(1,1,1)(2,1,1)(3,1,1)(4,1)(5,2)</math> |- |0-Y |<math>1,4,7,10,12,15</math> |- |1-Y |<math>1,2,4,8,12,16,19,23</math> |- |ex-hydra |<math>p1(p3(p3(p3(p2(p3)))))</math> |- |Dropping Hydra#M 记号|M…” |
小无编辑摘要 |
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|<math>\psi(\psi_\alpha(\Omega_{\alpha+1}^{\Omega_{\alpha+1}^{\Omega_{\alpha+1}}}\times\omega))</math> | |<math>\psi(\psi_\alpha(\Omega_{\alpha+1}^{\Omega_{\alpha+1}^{\Omega_{\alpha+1}}}\times\omega))</math> | ||
|} | |} | ||
=== 性质 === | |||
[[证明论序数]]:<math>\rm{KP+\Pi_3-reflection}</math> | |||
极限在此处的记号:[[Rathjen's Ξ]] | |||
[[分类:序数]] |