Paper 2020/1585

Semi-Regularity of Pairs of Boolean Polynomials

Timothy J. Hodges and Hari R. Iyer

Abstract

Semi-regular sequences over $\mathbb{F}_2$ are sequences of homogeneous elements of the algebra $ B^{(n)}=\mathbb{F}_2[X_1,...,X_n]/(X_1^2,...,X_n^2) $, which have a given Hilbert series and can be thought of as having as few relations between them as possible. It is believed that most such systems are semi-regular and this property has important consequences for understanding the complexity of Grobner basis algorithms such as F4 and F5 for solving such systems. We investigate the case where the sequence has length two and give an almost complete description of the number of semi-regular sequences for each $n$.

Metadata
Available format(s)
PDF
Category
Foundations
Publication info
Preprint. MINOR revision.
Keywords
Semi-regular sequence
Contact author(s)
timothy hodges @ uc edu
History
2022-01-10: last of 3 revisions
2020-12-21: received
See all versions
Short URL
https://ia.cr/2020/1585
License
Creative Commons Attribution
CC BY

BibTeX

@misc{cryptoeprint:2020/1585,
      author = {Timothy J.  Hodges and Hari R.  Iyer},
      title = {Semi-Regularity of Pairs of Boolean Polynomials},
      howpublished = {Cryptology {ePrint} Archive, Paper 2020/1585},
      year = {2020},
      url = {https://eprint.iacr.org/2020/1585}
}
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