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International Journal of Combinatorics
Table of Contents
International Journal of Combinatorics
/
2011
/
Article
/
Fig 1
/
Research Article
Zeons, Permanents, the Johnson Scheme, and Generalized Derangements
Figure 1
Configuration of sets:
B
=
I
⧵
A
,
C
=
J
⧵
A
.