Statement:

If  \(n\in\omega\), \(n\ge 2\) and \(N \subseteq \{ 1, 2, \ldots , n-1 \}\), \(N \neq\emptyset\), \(MC(\infty,n, N)\):  If \(X\) is any set of \(n\)-element sets then  there is  a function \(f\) with domain \(X\) such that for all \(A\in X\), \(f(A)\subseteq A\) and \(|f(A)|\in N\).

Howard_Rubin_Number: 178-n-N

Parameter(s): This form depends on the following parameter(s): \(N\), \(n\),

This form's transferability is: Transferable

This form's negation transferability is: Negation Transferable

Article Citations:
Zuckerman-1969a: On choosing subsets of $n$-element sets
Zuckerman-1981: Choosing \(l\) element subsets of \(n\)-element sets

Book references

Note connections:
Note 53 In Zuckerman [1969a] and Zuckerman [1981], the relationship between versions of Form 178 (\(n,N\)) are considered.

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

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