We have the following indirect implication of form equivalence classes:

77 \(\Rightarrow\) 77
given by the following sequence of implications, with a reference to its direct proof:

Implication Reference
77 \(\Rightarrow\) 77 The Axiom of Choice, Jech, 1973b, page 23

Here are the links and statements of the form equivalence classes referenced above:

Howard-Rubin Number Statement
77:

A linear ordering of a set \(P\) is a well ordering if and only if \(P\) has no infinite descending sequences. Jech [1973b], p 23.

77:

A linear ordering of a set \(P\) is a well ordering if and only if \(P\) has no infinite descending sequences. Jech [1973b], p 23.

Comment:

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