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Equitable [[2, 10], [6, 6]]-partitions of the 12-cube Full article

Journal Cryptography and Communications
ISSN: 1936-2447 , E-ISSN: 1936-2455
Output data Year: 2024, Volume: 16, Pages: 975–996 Pages count : 22 DOI: 10.1007/s12095-024-00716-z
Tags Orthogonal arrays · Correlation-immune boolean functions · Equitable partitions · Perfect colorings · Intriguing sets
Authors Krotov Denis S. 1
Affiliations
1 Sobolev Institute of Mathematics, Novosibirsk, Russia

Funding (2)

1 Russian Science Foundation 22-11-00266
2 Russian Science Foundation 18-11-00136

Abstract: We describe the computer-aided classification of equitable partitions of the 12-cube with quotient matrix [[2, 10], [6, 6]], or, equivalently, simple orthogonal arrays OA(1536, 12, 2, 7), or order-7 correlation-immune Boolean functions in 12 arguments with 1536 ones (which completes the classification of unbalanced order-7 correlation-immune Boolean functions in 12 arguments and, as derived objects, unbalanced order-6 correlation-immune Boolean functions in 11 arguments). We find that there are 103 equivalence classes of the considered objects, and there are only two almost-OA(1536, 12, 2, 8) among them. Additionally, we find that there are 40 equivalence classes of pairs of disjoint simple OA(1536, 12, 2, 7) (equivalently, equitable partitions of the 12-cube with quotient matrix [[2, 6, 4], [6, 2, 4], [6, 6, 0]]) and discuss the existence of a non-simple OA(1536, 12, 2, 7).
Cite: Krotov D.S.
Equitable [[2, 10], [6, 6]]-partitions of the 12-cube
Cryptography and Communications. 2024. V.16. P.975–996. DOI: 10.1007/s12095-024-00716-z WOS Scopus РИНЦ OpenAlex
Dates:
Submitted: Jul 20, 2023
Accepted: Apr 17, 2024
Published online: Apr 26, 2024
Published print: Sep 18, 2024
Identifiers:
Web of science: WOS:001208647100001
Scopus: 2-s2.0-85191384767
Elibrary: 67079267
OpenAlex: W3110367038
Citing:
DB Citing
OpenAlex 1
Scopus 3
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