Results 51 to 60 of about 176,338 (220)

Generalized join-hemimorphisms on Boolean algebras

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 2003
We introduce the notions of generalized join-hemimorphism and generalized Boolean relation as an extension of the notions of join-hemimorphism and Boolean relation, respectively. We prove a duality between these two notions.
Sergio Celani
doaj   +1 more source

How Multiple Streams Influence Agenda‐Setting for Water Reuse in Swiss Substates

open access: yesEnvironmental Policy and Governance, EarlyView.
ABSTRACT As climate change creates significant challenges for both the environment and society, potential mitigation and adaptation solutions are widely discussed. Yet, neither challenges nor their potential solutions automatically reach the political agenda or lead to a policy decision.
Magdalena A. Knabl   +4 more
wiley   +1 more source

Boolean Products of BL-Algebras [PDF]

open access: yes, 2000
The representation of algebras by Boolean products is a very general problem in universal algebra. In this paper we shall characterize the Boolean products of BL-chains, the weak Boolean products of local BL-algebras, and the weak Boolean products of ...
Di Nola, Antonio   +2 more
core   +1 more source

The Amalgamation Property in the Variety of Regular Double Stone Algebras: A Constructive View

open access: yesBulletin of the Section of Logic
In this paper we give a constructive proof that the variety of Boolean algebras has the strong amalgamation property by describing constructively the strong amalgams in the variety.
Antonio Ledda   +2 more
doaj   +1 more source

Nonprofit Governance and Financial Stability: A Study of Government‐Funded Social Services

open access: yesNonprofit Management and Leadership, EarlyView.
ABSTRACT Nonprofit social service providers are essential in delivering vital services, often with public funding. This study adopts a contingency perspective to explore the relationship between organizational governance and financial stability in publicly funded nonprofit organizations. We use a combination of comparative multilevel analysis (CMA) and
Florentine Maier   +4 more
wiley   +1 more source

Quantum Boolean algebras [PDF]

open access: yes, 2017
We introduce quantum Boolean algebras which are the analogue of the Weyl algebras for Boolean affine spaces.
Diaz, R.
core   +1 more source

Impact of Packaging and Recycling Systems on Material Recirculation: A Stage‐Decomposition Model

open access: yesPackaging Technology and Science, EarlyView.
A system‐level view emerges from decomposing recycling into four stages (participation, collection, sorting and process yield), diagnosing constraints and targeting interventions. Cumulative equivalent uses (CEUs) quantify long‐term retention, revealing marginal improvements at high baselines generate disproportionately larger gains than low‐baseline ...
Diogo Figueirinhas   +3 more
wiley   +1 more source

A Refined Geometry of Logic

open access: yesPrincipia: An International Journal of Epistemology, 2009
In order to measure the degree of dissimilarity between elements of a Boolean algebra, the author’s (1984) proposed to use pseudometrics satisfying generalizations of the usual axioms for identity.
David Miller
doaj  

Digital Circuit Design Utilizing Equation Solving over ‘Big’ Boolean Algebras [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2018
A task frequently encountered in digital circuit design is the solution of a two-valued Boolean equation of the form h(X,Y,Z)=1, where h: B_2^(k+m+n)→ B_2 and X,Y, and Z are binary vectors of lengths k, m, and n, representing inputs, intermediary values,
Ali Muhammad Ali Rushdi, Waleed Ahmad
doaj   +1 more source

From Ambition to Authenticity: How Transparent Sustainability Practices Rebuild Stakeholder Trust

open access: yesSustainable Development, EarlyView.
ABSTRACT Stakeholder trust is central to advancing sustainable development, yet it is increasingly strained as corporate sustainability commitments expand faster than verifiable performance. This study examines how authenticity and transparency in corporate sustainability practices influence the formation and maintenance of stakeholder trust under ...
A. K. M. Mohsin   +5 more
wiley   +1 more source

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