English
Related papers

Related papers: 3d-printing Identification Spaces of the Square

200 papers

We construct a number of sculptures, each based on a geometric design native to the three-dimensional sphere. Using stereographic projection we transfer the design from the three-sphere to ordinary Euclidean space. All of the sculptures are…

History and Overview · Mathematics 2012-05-18 Saul Schleimer , Henry Segerman

We present an exact formula for the number of distinct crease patterns in a square shaped region of a given size that appear in the 2 dimensional paperfolding structure.

Combinatorics · Mathematics 2024-09-06 Johan Nilsson

Accurate physical modeling with 3D-printing techniques could lead to new approaches to study structure and dynamics of biological systems complementing computational methods. Computational biology has become an important part of research…

Other Computer Science · Computer Science 2015-07-14 Promita Chakraborty

Using a specific form of the triple product identity, polygonal number identities are stated. Further number identities are examined that can be considered identities related to modular sets of numbers. The identities can be used to give…

Combinatorics · Mathematics 2019-01-08 Craig Culbert

Inspired by the modelization of 2D materials systems, we characterize arrangements of identical nonflat squares in 3D. We prove that the fine geometry of such arrangements is completely characterized in terms of patterns of mutual…

Mathematical Physics · Physics 2021-08-05 Manuel Friedrich , Manuel Seitz , Ulisse Stefanelli

We present a new method for visualizing implicit real algebraic curves inside a bounding box in the $2$-D or $3$-D ambient space based on numerical continuation and critical point methods. The underlying techniques work also for tracing…

Symbolic Computation · Computer Science 2019-12-17 Changbo Chen , Wenyuan Wu , Yong Feng

In this paper, we define the 3D printing routing problem, the problem of finding the optimal path of the nozzle in a fused deposition modeling 3D printing system, so as to minimize the time required to create on object. We formally model…

Optimization and Control · Mathematics 2019-10-07 Manuel Iori , Stefano Novellani

Material understanding is critical for design, geometric modeling, and analysis of functional objects. We enable material-aware 3D shape analysis by employing a projective convolutional neural network architecture to learn material- aware…

Computer Vision and Pattern Recognition · Computer Science 2018-10-23 Hubert Lin , Melinos Averkiou , Evangelos Kalogerakis , Balazs Kovacs , Siddhant Ranade , Vladimir G. Kim , Siddhartha Chaudhuri , Kavita Bala

Human perception of 3D shapes goes beyond reconstructing them as a set of points or a composition of geometric primitives: we also effortlessly understand higher-level shape structure such as the repetition and reflective symmetry of object…

Computer Vision and Pattern Recognition · Computer Science 2019-08-13 Yonglong Tian , Andrew Luo , Xingyuan Sun , Kevin Ellis , William T. Freeman , Joshua B. Tenenbaum , Jiajun Wu

Encoding 3D points is one of the primary steps in learning-based implicit scene representation. Using features that gather information from neighbors with multi-resolution grids has proven to be the best geometric encoder for this task.…

Computer Vision and Pattern Recognition · Computer Science 2024-02-13 Arihant Gaur , G. Dias Pais , Pedro Miraldo

We present simple models of trajectories in space, both in 2D and in 3D. The first examples, which model bicircular moves in the same direction, are classical curves (epicycloids, etc.). Then, we explore bicircular moves in reverse…

Computational Geometry · Computer Science 2024-01-25 Thierry Dana-Picard , Matias Tejera , Eva Ulbrich

The democratization of fabrication equipment has spurred recent interest in maskless grayscale lithography for both 2D and 3D microfabrication. However, the design of suitable template images remains a challenge. This work presents a…

In this paper, we give a classification of the 3-dimensional associative algebras over the complex numbers, including a construction of the moduli space, using versal deformations to determine how the space is glued together.

Representation Theory · Mathematics 2008-07-22 Alice Fialowski , Michael Penkava

3D shape creation and modeling remains a challenging task especially for novice users. Many methods in the field of computer graphics have been proposed to automate the often repetitive and precise operations needed during the modeling of…

Graphics · Computer Science 2015-06-24 Ibraheem Alhashim

Channel charting creates a low-dimensional representation of the radio environment in a self-supervised manner using manifold learning. Preserving relative spatial distances in the latent space, channel charting is well suited to support…

Information Theory · Computer Science 2025-12-18 Phillip Stephan , Florian Euchner , Stephan ten Brink

The rapidly evolving field of engineering design of functional surfaces necessitates sophisticated tools to manage the inherent complexity of high-dimensional design spaces. This survey paper offers a scoping review, i.e., a literature…

Optimization and Control · Mathematics 2025-04-09 Andrea Serani , Matteo Diez

We discuss methods to construct a polynomial parametrization of some interesting knotted surfaces (knotted spheres, knotted tori and knotted planes) and provide examples.

Geometric Topology · Mathematics 2026-02-17 Louis H. Kauffman , Tumpa Mahato , Rama Mishra

A powerful and flexible method of 3D nano-printing, based on focusing charged aerosol, has been developed. The self-consistent electric field configuration, created with a holey floating mask and used as the scaffold for printing…

Applied Physics · Physics 2018-12-14 Wooik Jung , Yoon-ho Jung , Peter V. Pikhitsa , Jooyeon Shin , Kijoon Bang , Jicheng Feng , Mansoo Choi

We implement and interpret various supervised learning experiments involving real quadratic fields with class numbers 1, 2 and 3. We quantify the relative difficulties in separating class numbers of matching/different parity from a…

Number Theory · Mathematics 2025-01-14 Malik Amir , Yang-Hui He , Kyu-Hwan Lee , Thomas Oliver , Eldar Sultanow

This article provides, over any field, infinitely many algebraic embeddings of the affine spaces $\mathbb{A}^1$ and $\mathbb{A}^2$ into smooth quadrics of dimension two and three respectively, which are pairwise non-equivalent under…

Algebraic Geometry · Mathematics 2019-10-08 Jérémy Blanc , Immanuel van Santen né Stampfli