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2
system of distinct representatives
(
thing
)
by
artemis entreri
Sun Feb 11 2001 at 6:07:23
Given a
set
S and a
family
of
subsets
A1, A2, ... Ak of S, a
System of Distinct Representatives
is an
assignment
of k
distinct elements
s1, s2, ... sk of S such that si is in Ai for all i.
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combinatorics
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