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This paper presents a new compact canonical-based algorithm to solve the problem of single-output completely specified NPN Boolean matching. We propose a new signature vector Boolean difference and cofactor (DC) signature vector. Our…

Logic in Computer Science · Computer Science 2017-11-10 Juling Zhang , Guowu Yang , William N. N. Hung , Jinzhao Wu

We present an improved incremental selection algorithm of the selection algorithm presented in [1] and prove all the selected conjectures.

Artificial Intelligence · Computer Science 2025-11-04 Jovial Cheukam Ngouonou , Ramiz Gindullin , Claude-Guy Quimper , Nicolas Beldiceanu , Remi Douence

For a positive integer n, let {\theta}(n) denote the smallest positive integer b such that for each system S \subseteq {x_i \cdot x_j=x_k, x_i+1=x_k: i,j,k \in {1,...,n}} which has a solution in positive integers x_1,...,x_n and which has…

Number Theory · Mathematics 2017-04-09 Apoloniusz Tyszka

We establish the exact overlaps conjecture for iterated functions systems on the real line with algebraic contractions and arbitrary translations.

Dynamical Systems · Mathematics 2020-01-15 Ariel Rapaport

In this paper, we present a new method for the analysis of piecewise dynamical systems that are similar to the Collatz conjecture in regard to certain properties of the commutator of their sub-functions. We use the fact that the commutator…

General Mathematics · Mathematics 2023-06-02 Benjamin T. Hendel , Rafael Ruggiero

In this paper we obtain an algorithm towards solving the two-dimensional moment problem. This algorithm gives the necessary and sufficient conditions for the solvability of the moment problem. It is shown that all solutions of the moment…

Functional Analysis · Mathematics 2010-09-27 Sergey M. Zagorodnyuk

Our paper "Solving Third Order Linear Difference Equations in Terms of Second Order Equations" gave two algorithms for solving difference equations in terms of lower order equations: an algorithm for absolute factorization, and an algorithm…

Rings and Algebras · Mathematics 2025-12-16 Heba Bou KaedBey , Mark Van Hoeij

In this paper, we propose a subgradient algorithm with a non-asymptotic convergence guarantee to solve copositive programming problems. The subproblem to be solved at each iteration is a standard quadratic programming problem, which is…

Optimization and Control · Mathematics 2026-04-30 Mitsuhiro Nishijima , Pierre-Louis Poirion , Akiko Takeda

We give subquadratic algorithms that, given two necklaces each with n beads at arbitrary positions, compute the optimal rotation of the necklaces to best align the beads. Here alignment is measured according to the p norm of the vector of…

Data Structures and Algorithms · Computer Science 2012-12-20 David Bremner , Timothy M. Chan , Erik D. Demaine , Jeff Erickson , Ferran Hurtado , John Iacono , Stefan Langerman , Mihai Patrascu , Perouz Taslakian

We give an algorithm to determine whether Wilf's conjecture holds for all numerical semigroups with a given multiplicity $m$, and use it to prove Wilf's conjecture holds whenever $m \le 18$. Our algorithm utilizes techniques from polyhedral…

Combinatorics · Mathematics 2019-07-23 Winfried Bruns , Pedro Garcia-Sanchez , Christopher O'Neill , Dane Wilburne

The well-known middle levels conjecture asserts that for every integer $n\geq 1$, all binary strings of length $2(n+1)$ with exactly $n+1$ many 0s and 1s can be ordered cyclically so that any two consecutive strings differ in swapping the…

Combinatorics · Mathematics 2021-10-14 Arturo Merino , Ondřej Mička , Torsten Mütze

This paper depicts algorithms for solving the decision Boolean Satisfiability Problem. An extreme problem is formulated to analyze the complexity of algorithms and the complexity for solving it. A novel and easy reformulation as a lottery…

Computational Complexity · Computer Science 2016-04-15 Carlos Barrón-Romero

B{\'e}zout 's theorem states that dense generic systems of n multivariate quadratic equations in n variables have 2 n solutions over algebraically closed fields. When only a small subset M of monomials appear in the equations (fewnomial…

Symbolic Computation · Computer Science 2016-08-22 Jean-Charles Faugere , Pierre-Jean Spaenlehauer , Jules Svartz

The clock synchronization problem is to determine the time difference $\Delta$ between two spatially separated clocks. When message delivery times between the two clocks are uncertain, $O(2^{2n})$ classical messages must be exchanged…

Quantum Physics · Physics 2009-11-06 Isaac Chuang

We revisit the problem of property testing for convex position for point sets in $\mathbb{R}^d$. Our results draw from previous ideas of Czumaj, Sohler, and Ziegler (ESA 2000). First, the algorithm is redesigned and its analysis is revised…

Computational Geometry · Computer Science 2023-05-09 Adrian Dumitrescu

We introduce a very natural generalization of the well-known problem of simultaneous congruences. Instead of searching for a positive integer $s$ that is specified by $n$ fixed remainders modulo integer divisors $a_1,\dots,a_n$ we consider…

Discrete Mathematics · Computer Science 2020-11-20 Max A. Deppert , Klaus Jansen , Kim-Manuel Klein

It has been conjectured that the sequence $(3/2)^n$ modulo $1$ is uniformly distributed. The distribution of this sequence is signifcant in relation to unsolved problems in number theory including the Collatz conjecture. In this paper, we…

Number Theory · Mathematics 2018-07-26 Paula Neeley , Daniel Taylor-Rodriguez , J. J. P. Veerman , Thomas Roth

Convertibility checking - determining whether two lambda-terms are equal up to reductions - is a crucial component of proof assistants and dependently-typed languages. Practical implementations often use heuristics to quickly conclude that…

Logic in Computer Science · Computer Science 2026-01-12 Nathanaëlle Courant , Xavier Leroy

In this paper, we propose a probabilistic algorithm suitable for any linear code $C$ to determine whether a given vector $\mathbf{x}$ belongs to $ C$. The algorithm achieves $O(n\log n)$ time complexity, $ O(n^2)$ space complexity and with…

Information Theory · Computer Science 2026-01-06 Mingchao Li , Jiyou Li

In this paper, we investigate a class of Collatz-like problems associated with weakly and strongly admissible triplets of integers. This framework extends the classical Collatz mapping, providing a systematic method for generating triplets…

General Mathematics · Mathematics 2026-01-27 Abderrahman Bouhamidi