Results 61 to 70 of about 176,338 (220)

The Algebraic Sets of Broad Algebras

open access: yesИзвестия Иркутского государственного университета: Серия "Математика", 2020
The paper is devoted to the questions of algebraic geometry of universal algebras, more precisely, to the structures of algebraic sets of this algebras. It is introduced the concept of broad universal algebra.
A.G. Pinus
doaj   +1 more source

Extension by Conservation. Sikorski's Theorem [PDF]

open access: yesLogical Methods in Computer Science, 2018
Constructive meaning is given to the assertion that every finite Boolean algebra is an injective object in the category of distributive lattices. To this end, we employ Scott's notion of entailment relation, in which context we describe Sikorski's ...
Davide Rinaldi, Daniel Wessel
doaj   +1 more source

Algebraic theory of measure algebras

open access: yesДоповiдi Нацiональної академiї наук України, 2023
A. Horn and A. Tarski initiated the abstract theory of measure algebras. Independently V. Sushchansky, B. Oliynyk and P. Cameron studied the direct limits of Hamming spaces.
O.O. Bezushchak, B.V. Oliynyk
doaj   +1 more source

The Macro Vulnerabilities to the Clean Energy Transition: An Empirical Assessment

open access: yesSustainable Development, EarlyView.
ABSTRACT The macro environment is one of the analytical levels of the multilevel transition perspective that has the potential to shape the clean energy transition. Following the Political, Economic, Social and Technological (PEST) framework, the present study analyzes the paths by which these four macro dimensions jointly shape wind, solar, and ...
Helena Dominguez‐Torres
wiley   +1 more source

Injective and projective T-Boolean algebras [PDF]

open access: yes, 2007
We introduce and analyze Boolean algebras acted on continuously (with respect to the discrete topology on the Boolean algebra) by a topological monoid T, the so-called T-Boolean algebras. These are the duals of Boolean flows, and by analyzing injective T-
Geschke, Stefan   +2 more
core   +1 more source

Imaginaries in Boolean algebras [PDF]

open access: yesMathematical Logic Quarterly, 2012
AbstractGiven an infinite Boolean algebraB, we find a natural class of\documentclass{article}\usepackage{amssymb}\begin{document}\pagestyle{empty}$\varnothing$\end{document}‐definable equivalence relations\documentclass{article}\usepackage{amssymb}\begin{document}\pagestyle{empty}$\mathcal {E}_{B}$\end{document}such that every imaginary element ...
openaire   +3 more sources

A Boolean algebra for genetic variants

open access: yesBioinformatics, 2023
AbstractMotivationBeyond identifying genetic variants, we introduce a set of Boolean relations, which allows for a comprehensive classification of the relations of every pair of variants by taking all minimal alignments into account. We present an efficient algorithm to compute these relations, including a novel way of efficiently computing all minimal
Jonathan K. Vis   +3 more
openaire   +8 more sources

Two hearts that beat as one: Signals, narratives, and financing (less) novel ventures via equity crowdfunding

open access: yesStrategic Entrepreneurship Journal, EarlyView.
Abstract Research Summary Financial resource acquisition is crucial for ventures but hindered by uncertainty. While signaling mitigates this uncertainty, its effectiveness hinges on venture novelty and the narratives used to clarify embedded information. Adopting a configurational lens, we examine the interplay among novelty, signals, and narratives in
Jiahe Wang, Lien Denoo, Joris Knoben
wiley   +1 more source

On Involutive Weak Exchange Algebras

open access: yesBulletin of the Section of Logic
In this paper, involutive weak exchange algebras (for short, involutive WE algebras) are introduced and studied. Their properties and characterizations are investigated. Some important results and examples are given.
Andrzej Walendziak
doaj   +1 more source

Dually quasi-De Morgan Stone semi-Heyting algebras II. Regularity [PDF]

open access: yesCategories and General Algebraic Structures with Applications, 2014
This paper is the second of a two part series. In this Part, we prove, using the description of simples obtained in Part I, that the variety $mathbf{RDQDStSH_1}$ of regular dually quasi-De Morgan Stone semi-Heyting algebras of level 1 is the join of the ...
Hanamantagouda P. Sankappanavar
doaj  

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