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JOURNALS // Zapiski Nauchnykh Seminarov POMI // Archive

Zap. Nauchn. Sem. POMI, 2023 Volume 523, Pages 83–120 (Mi znsl7346)

This article is cited in 1 paper

Self-similarity and substitutions of the karyon tilings

V. G. Zhuravlev

Vladimir State University

Abstract: Self-similar karyon partitions $\mathcal{T}(\mathbf{m},v)$ with parameters the weight vector $\mathbf{m}$ and the star $v$ are considered. The star $v$ defines the geometry of the parallelepipeds of which the tiling consists of and the weight vector $\mathbf{m}$ sets local rules and periodicity of $\mathcal{T}(\mathbf{m},v)$. A deflation $\bigtriangleup:\mathcal{T}(\mathbf{m},v) \longrightarrow \mathcal{T}^{\bigtriangleup}(\mathbf{m},v)$ is being built, where $\mathcal{T}^{\bigtriangleup}(\mathbf{m},v)=A\mathcal{T}(\mathbf{m},v)$, and $A$ is an affine mapping of the space $\mathbb{R}^{d}$. Deflation replaces the basic polyhedra forming the tiling $\mathcal{T}(\mathbf{m},v)$ by smaller polyhedra. This is the main idea of multidimensional approximations by continued fractions.

Key words and phrases: multidimensional continued fractions, polyhedral karyon tilings, deflation.

UDC: 511.9

Received: 30.05.2023



© Steklov Math. Inst. of RAS, 2025