Results 71 to 80 of about 239 (103)

On the relation between hyperrings and fuzzy rings [PDF]

open access: yes, 2017
We construct a full embedding of the category of hyperfields into Dress's category of fuzzy rings and explicitly characterize the essential image --- it fails to be essentially surjective in a very minor way. This embedding provides an identification of
Jeffrey Giansiracusa   +2 more
core   +1 more source

Hypergroups and hyperfields in universal algebra

open access: yes, 2016
Hypergroups are lifted to power semigroups with negation, yielding a method of transferring results from semigroup theory. This applies to analogous structures such as hypergroups, hyperfields, and hypermodules, and permits us to transfer the general theory from universal algebra. Special attention is given to the examples from Baker's article.
openaire   +2 more sources

Hypernorm on hypervector spaces over a hyperfield

open access: yesThe Journal of Analysis
AbstractHypernorm is a generalization of the notion of a norm on a vector space over a field. In this paper, we consider a hypervector space $$(\mathbb {V}, +)$$ ( V , + ) over a hyperfield, where $$+
P. Pallavi   +4 more
openaire   +1 more source

Inductive graded rings, hyperfields and quadratic forms

open access: yes, 2023
The goal of this work is twofold: (i) to provide a detailed analysis of some categories of inductive graded ring - a concept introduced in [DM98] in order to provide a solution of Marshall's signature conjecture in the algebraic theory of quadratic forms;
Roberto, Kaique Matias de Andrade   +1 more
core  

Convex geometry over ordered hyperfields

open access: yesInnovations in Incidence Geometry: Algebraic, Topological and Combinatorial
We initiate the study of convex geometry over ordered hyperfields. We define convex sets and halfspaces over ordered hyperfields, presenting structure theorems over hyperfields arising as quotients of fields. We prove hyperfield analogues of Helly, Radon and Carathéodory theorems. We also show that arbitrary convex sets can be separated via hemispaces.
Maxwell, James, Smith, Ben
openaire   +2 more sources

Factoring multivariate polynomials over hyperfields and the multivariable Descartes' problem

open access: yes, 2023
We develop several notions of multiplicity for linear factors of multivariable polynomials over different arithmetics (hyperfields). The key example is multiplicities over the hyperfield of signs, which encapsulates the arithmetic of $\mathbf{R}/\mathbf ...
Gross, Andreas, Gunn, Trevor
core  

HyperFields: Towards Zero-Shot Generation of NeRFs from Text [PDF]

open access: yes
We introduce HyperFields, a method for generating text-conditioned Neural Radiance Fields (NeRFs) with a single forward pass and (optionally) some fine-tuning.
Shakhnarovich, Greg   +5 more
core   +1 more source

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