Statement:

For all infinite cardinals \(m\), \(m\) adj \(2^{m}\) implies \(m\) is an aleph.  
Note that \(m\) adj \(n\) iff \(m < n\) and \(\neg (\exists p) (m < p < n).\)
Mathias [1979] prob 1337, thm 1338 and prob 1339.

Howard_Rubin_Number: 54

Parameter(s): This form does not depend on parameters

This form's transferability is: Unknown

This form's negation transferability is: Negation Transferable

Article Citations:
Mathias-1979: A survey of recent results in set theory

Book references

Note connections:

The following forms are listed as conclusions of this form class in rfb1: 54, 1,

Back