Statement:

For all infinite cardinals \(m\) and \(n\), if \(m\cdot n = m + n\) then, \(m \le  n\) or \(n \le m\).
Mathias [1979], p 125.

Howard_Rubin_Number: 55

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: 55, 1,

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