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Related papers: Tiling with arbitrary tiles

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Tilings of a surface of negative Euler characteristic by n-gons with n\ge 7 is a finite problem. We develop the algorithm for finding all the tilings for fixed number of tiles and present the calculation for tilings of surfaces of small…

Combinatorics · Mathematics 2026-04-29 Chunlin Li , Erxiao Wang , Wu Jie , Min Yan

Tilings of the plane resemble the simplicial and other complexes from algebraic topology, but have not been studied from this perspective. We construct finite categories corresponding to polygons with labeled directed edges, and introduce…

Category Theory · Mathematics 2025-09-09 Catherine DiLeo , Preston Sessoms , Brandon T. Shapiro

We say that a triangle $T$ tiles a polygon $A$, if $A$ can be dissected into finitely many nonoverlapping triangles similar to $T$. We show that if $N>42$, then there are at most three nonsimilar triangles $T$ such that the angles of $T$…

Metric Geometry · Mathematics 2020-02-28 M. Laczkovich

This paper provides a bridge between the classical tiling theory and the complex neighborhood self-assembling situations that exist in practice. The neighborhood of a position in the plane is the set of coordinates which are considered…

Computational Complexity · Computer Science 2011-04-12 Lila Kari , Benoît Masson

The purpose of this paper is to investigate the properties of spectral and tiling subsets of cyclic groups, with an eye towards the spectral set conjecture in one dimension, which states that a bounded measurable subset of $\mathbb{R}$…

Classical Analysis and ODEs · Mathematics 2023-01-02 Romanos Diogenes Malikiosis

We show that the problem of tiling the Euclidean plane with a finite set of polygons (up to translation) boils down to prove the existence of zeros of a non-negative convex function defined on a finite-dimensional simplex. This function is…

Metric Geometry · Mathematics 2014-07-08 J. -R. Chazottes , J. -M. Gambaudo , F. Gautero

We give a simple proof of T. Stehling's result, that in any normal tiling of the plane with convex polygons with number of sides not less than six, all tiles except the finite number are hexagons.

Metric Geometry · Mathematics 2018-05-07 Arseniy Akopyan

If all tiles in a tiling are congruent, the tiling is called monohedral. Tiling by convex polygons is called edge-to-edge if any two convex polygons are either disjoint or share one vertex or one entire edge in common. In this paper, we…

Metric Geometry · Mathematics 2017-12-27 Teruhisa Sugimoto

We introduce a new family of nonperiodic tilings, based on a substitution rule that generalizes the pinwheel tiling of Conway and Radin. In each tiling the tiles are similar to a single triangular prototile. In a countable number of cases,…

Group Theory · Mathematics 2018-07-10 Lorenzo Sadun

First, we give a new example of silting-discrete algebras. Second, one explores when the algebra of triangular matrices over a finite dimensional algebra is $\tau$-tilting finite. In particular, we classify algebras over which triangular…

Representation Theory · Mathematics 2021-03-16 Takuma Aihara , Takahiro Honma

The paper provides an elementary proof of Kenyon's necessary condition for the existence of a periodic tiling of the plane by squares with given periods. A similar new result on covering both sides of a rectangle by nonoverlaping squares is…

Combinatorics · Mathematics 2020-03-12 Mikhail Dmitriev

If n is a multiple of 4, then a square of side n can be tiled with T-tetrominos, using a well-known construction. If n is even but not a multiple of four, then there exists an equally well-known construction for tiling a square of side n…

Combinatorics · Mathematics 2018-07-25 Jack Grahl

Tilings of a surface of negative Euler characteristic by n-gons with n\ge 7 is a finite problem. One extreme of the finite problem is single tile tilings. We develop the algorithm for finding all the single tile tilings and present the…

Combinatorics · Mathematics 2026-03-23 Chunlin Li , Erxiao Wang , Jie Wu , Min Yan

Let B be a cluster-tilted algebra. We prove that B is $\tau$-tilting finite if and only if B is representation-finite.

Representation Theory · Mathematics 2020-08-04 Stephen Zito

We study the space of all tilings which can be obtained using the Robinson tiles (this is a two-dimensional subshift of finite type). We prove that it has a unique minimal subshift, and describe it by means of a substitution. This…

Dynamical Systems · Mathematics 2012-03-08 Franz Gähler , Antoine Julien , Jean Savinien

Convex hexagons that can tile the plane have been classified into three types. For the generic cases (not necessarily convex) of the three types and two other special cases, we classify tilings of the plane under the assumption that all…

Combinatorics · Mathematics 2024-05-09 Xinlu Yu , Erxiao Wang , Min Yan

We explore partitions that lie in the intersection of several sets of classical interest: partitions with parts indivisible by $m$, appearing fewer than $m$ times, or differing by less than $m$. We find results on their behavior and…

Combinatorics · Mathematics 2019-11-13 William J. Keith

In this note a bijection is constructed between the set of partitions of n simultaneously s-regular and t-distinct, and those simultaneously t-regular and s-distinct. Some implications of the map are discussed. As a generalized version of…

Combinatorics · Mathematics 2022-08-04 William J. Keith

We determined the $\tau$-tilting finiteness of Schur algebras over an algebraically closed field of arbitrary characteristic, except for a few small cases.

Representation Theory · Mathematics 2021-12-23 Qi Wang

We prove that Kellendonk's $C^*$-algebra of an aperiodic and repetitive tiling with finite local complexity is classifiable by the Elliott invariant. Our result follows from showing that tiling $C^*$-algebras are $\mathcal{Z}$-stable, and…

Operator Algebras · Mathematics 2019-09-11 Luke J. Ito , Michael F. Whittaker , Joachim Zacharias