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20 results for “Background in algebra, specifically the type-A Hecke algebra and Kazhdan-Lusztig basis”

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cs.DMTheoreticalRecentJun 11, 2026

On the Impossibility of Parabolic Factorization of certain Kazhdan-Lusztig Basis Elements

Tommy Parisi, Mark Skandera, Ben Spahiu, Jiayuan Wang

This paper describes a set of permutations for which a specific factorization of basis elements in the type-A Hecke algebra leads to combinatorial interpretations of certain polynomials.

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cs.DMTheoreticalRecentJun 11, 2026

Fibonacci and Catalan Numbers Meet in Staircase Polyominoes

Jean-Luc Baril, José Luis Ramírez, Samuel Ramírez, Diego Villamizar

This paper derives multivariate generating functions to refine the enumeration of Fibonacci polyominoes.

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math.ATcs.DMmath.COTheoreticalRecentJun 11, 2026

Computing stable homology representations of graph configuration spaces

Eric Ramos, Claudia He Yun

Ramos and White's theorem on multiplicity stability of rational homology for configuration spaces of certain graphs is extended and computed for various families of graphs using computer algebra.

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cs.CRquant-phRecentApr 17, 2026

Module Lattice Security (Part I): Unconditional Verification of Weber's Conjecture for $k \le 12$

Ming-Xing Luo

This paper provides the first unconditional proof for Weber's Conjecture for the case $k ext{ up to } 12$, which is crucial for lattice-based cryptography.

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math.AGcs.AIcs.NERecentMay 27, 2026

Real-rootedness of the Poincaré polynomials of $\overline{\mathcal M}_{0,n}$: an AI-assisted proof

Gergely Bérczi, Young-Hoon Kiem

The paper proves the real-rootedness and ultra-log-concavity of the Poincaré polynomials for the moduli space $\overline{\mathcal M}_{0,n}$ and the Fulton--MacPherson space $\mathbb{P}^1[n]$ using a n…

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quant-phcs.CRmath.CORecentMay 17, 2026

Module Lattice Security (Part IV): Probabilistic Polynomial Quantum Attack on Module-LWE over 2-Power Cyclotomics

Ming-Xing Luo

This paper presents a quantum attack on Module-LWE based lattice schemes like ML-KEM, demonstrating a polynomial-time quantum algorithm with a high success probability.

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cs.CRRecentMay 20, 2026

Graph Structure of Chebyshev Permutation Polynomials over Binary and Ternary Adic Rings

Xiaoxiong Lu, Yuling Dai, Chengqing Li

This paper characterizes the graph structure, including cycle and path lengths, of Chebyshev permutation polynomials over the ring $\mathbb{Z}_{2^{k_1}3^{k_2}}$, demonstrating strong regularities desp…

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cs.CRcs.ITquant-phRecentApr 24, 2026

Module Lattice Security (Part II): Module Lattice Reduction via Optimal Sign Selection

Ming-Xing Luo

This paper extends quantum lattice reduction techniques (CDPR) from ideal to module lattices over cyclotomic rings, achieving a constant module reduction factor and providing a rigorous, bounded-preci…

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math.NTcs.CRRecentMar 26, 2026

Second order Recurrences, quadratic number fields and cyclic codes

Minjia Shi, Xuan Wang, Bouazzaoui Zakariae, Jon-Lark Kim +1 more

The paper investigates generalized Wall-Sun-Sun primes, $WSS(d)$, and uses them to study the weight distributions of specific cyclic codes defined over $ ext{F}_p$ and $ ext{Z}_{p^2}$.

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cs.DMTheoreticalRecentJun 11, 2026

A Class of Multiparameter Signless Stirling Numbers of the First Kind and their $q$-Analogues

Violetta E. Piperigou, Malvina G. Vamvakari

This paper provides a probabilistic derivation of multiparameter signless Stirling numbers and their q-analogues.

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cs.DMcs.DSEmpiricalRecentJun 11, 2026

Exhaustive Generation of Genus-One Knot and Link Diagrams via Maps on the Torus

Alexander Omelchenko

This paper presents an algorithmic framework for exhaustively generating and tabulating knot and link diagrams on the thickened torus.

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cs.DScs.DMTheoreticalRecentJun 11, 2026

(Un)ranking Permutation Classes

Nathanaël Hassler, Vincent Vajnovszki

This paper presents methods for ranking and unranking permutations avoiding a pattern of length three in lexicographic or colexicographic order.

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cs.DScs.CRmath.NTRecentMay 17, 2026

Module Lattice Security (Part III): Structured CVP Distance on the Log-Unit Lattice

Ming-Xing Luo

The paper analyzes the structured CVP distance on the log-unit lattice of cyclotomic fields, significantly reducing the conjectured CDPR factor for the ML-KEM cryptosystem from exponential to sub-poly…

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cs.CRcs.ITRecentApr 20, 2026

Subcodes of Lambda-Gabidulin Codes for Compact-Ciphertext Cryptography

Freddy Lendé Metouké, Hervé Talé Kalachi, Hermann Tchatchiem Kamche, Ousmane Ndiaye +1 more

The paper analyzes subcodes of lambda-Gabidulin codes to construct highly efficient McEliece-like and Niederreiter-like cryptosystems, demonstrating that random subcodes of classical Gabidulin codes y…

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cs.ITcs.CRRecentMay 22, 2026

On APN Exponents and the Differential and Boomerang Properties of Binomials in Characteristic 3

Namhun Koo, Soonhak Kwon, Minwoo Ko, Byunguk Kim

This paper systematically analyzes binomial functions over $\mathbb{F}_{p^n}$ in characteristic 3, providing a classification and rigorous proof of specific classes of exponents that yield extremely l…

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cs.DMTheoreticalRecentJun 11, 2026

Frequencies of Patterns in Smooth Sequences Over the Alphabet $\{1,3\}$

Damien Jamet, Irène Marcovici, Léo Poirier, Thierry de la Rue

This paper uses ergodic theory to study statistical properties of smooth sequences over the odd alphabet {1,3}, defining a notion of type for those sequences and proving unique ergodicity for subshift…

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cs.CRcs.ITRecentApr 14, 2026

Distinguishers for Skew and Linearized Reed-Solomon Codes

Felicitas Hörmann, Anna-Lena Horlemann

The paper proves that generalized skew and linearized Reed-Solomon (GSRS and GLRS) codes, while promising for cryptosystems, are structurally weak and can be efficiently distinguished from random code…

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math.LOcs.CCTheoreticalRecentJun 11, 2026

Extended Frege proofs, circuits and rewriting

Jan Krajicek

This paper proves several properties about Extended Frege proof systems and circuit equivalence.

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