Results 21 to 30 of about 502 (136)

Proposición de índices difusos en la clasificación jerárquica ascendente

Revista de Matemática: Teoría y Aplicaciones, 2012
En el artículo se proponen índices para selecciónar las particiones de una clasificación automática jerárquica ascendente, para dirigir la interpretación de jerarquías a las particiones más relevantes en un cierto sentido. El cálculo de dichos índices se
Alex Murillo Fernández, Javier Trejos Zelaya   +1 more
doaj   +1 more source

Marketization in Public Purchasing as a Route to Business Corporations' Institutional Power: The Case of Outsourcing Social Services in Israel

Policy Studies Journal, Volume 54, Issue 3, August 2026.
ABSTRACT What are the conditions under which business corporations expand their institutional power? This paper argues that institutional power is affected by the architecture of the “acquisition regime”—the set of formal (and informal) rules that govern how states purchase public services.
Reut Marciano, Shir Gal
wiley   +1 more source

La dialéctica de la totalidad y la mereo-topología de la teoría de conjuntos. Roy Alfaro Vargas

Praxis Filosófica, 2020
Este artículo estudia la estructura lógico-matemática ligada a la mereo-topología de la teoría de conjuntos (MTTC), en cuanto esta estructura es el núcleo gnoseológico del neoliberalismo. En este contexto, analizamos los componentes lógico-matemáticos de
Adrián Montero
doaj   +1 more source

How Different Patterns of Policy Attention Drive Policy Diffusion: Evidence From China's River Chief System

Policy Studies Journal, Volume 54, Issue 3, August 2026.
ABSTRACT Despite extensive research on policy diffusion, the ways in which policy attention influences this process remain underexplored. This study addressed this gap by distinguishing between three types of policy attention—political speeches, policy issuance and field visits—and investigating their differential impacts when delivered by central and ...
Xiangning Chen, Yahua Wang
wiley   +1 more source

Aprendizaje Colaborativo para enseñar teoría de conjuntos a estudiantes de ingeniería

Programación Matemática y Software, 2018
Se diseñó un nuevo método para enseñar teoría de conjuntos para estudiantes de ingeniería y estudiantes de ciencias de la computación o ingeniería computacional, está basado en aprendizaje colaborativo donde los estudiantes trabajan en equipo y cada uno
Magdaleno García Bueno, Jorge Jaime Juárez Lucero, María del Rayo Guevara Villa, Julieta Santander Castillo, Yuridia Ramírez Chocolatl, Víctor Manuel Castañeda Tellez   +5 more
doaj  

Calculus infinitesimalis: uma teoria entre a razão e o mito?

Ciência & Educação, 2012
Neste artigo percorremos parte dos caminhos históricos e lógico-matemáticos que unem o cálculo infinitesimal à análise não-standard de Abraham Robinson, e esta ao cálculo diferencial paraconsistente - um cálculo proposto por Newton da Costa, que tem como
Tadeu Fernandes de Carvalho, Itala Maria Loffredo D'Ottaviano   +1 more
doaj   +1 more source

“Humanizar”: aprendizajes sobre alteridad, salud y futuro en una experiencia de investigación compartida

The Journal of Latin American and Caribbean Anthropology, Volume 31, Issue 2, June 2026.
ABSTRACT The visit to Bogotá of a fééeneminaa (Muinane) friend, Célimo Nejedeka Jifichíu, and in particular, his work in researching and transmitting traditional health knowledge, offer the pretext to navigate the relationship between elements that at first glance seem distant from each other: indigenous imaginaries about otherness, their visions of ...
Giovanna Micarelli
wiley   +1 more source

Redes de projeções por inversão: propriedades simétricas do sistema cromático e equivalências por multiplicação M5 e M7

Orfeu, 2017
Este trabalho é o segundo momento de reflexões sobre a rede de projeções por inversão, um conceito apresentado anteriormente em nosso artigo “Rede de Projeções por Inversão, Relações entre Tonnetze de Diferentes Tricordes” (ALBUQUERQUE e SALLES: 2017 ...
Joel Miranda Bravo de Albuquerque
doaj   +1 more source

A multi‐network approach to assess how physical templates shape stream fish ecological strategies

Ecological Solutions and Evidence, Volume 7, Issue 2, April–June 2026.
This multi‐network framework identifies a continuous topological gradient of fish ecological strategies—comprising Dispersal Gateways, Integrated Connectors, and Mass Effect Dominated species—within the dendritic river template. The functional role of stream reaches is scale‐sensitive, particularly at headwater extremes where sites operate as critical ...
Mauricio Cetra, Rodrigo da Silva Almeida
wiley   +1 more source

THE Role of Law in Structuring Sustainable Finance for Infrastructure Projects in Sub‐Saharan Africa: A Comparative Study of Nigeria, South Africa, and Kenya

Journal of Critical Infrastructure Policy, Volume 7, Issue 2, Fall/Winter 2026.
ABSTRACT Sub‐Saharan Africa (SSA)'s infrastructure deficit is not fundamentally a consequence of insufficient capital but rather of legal and institutional failure. This article argues that law is a decisive factor in determining whether infrastructure finance becomes possible, functioning not merely as a background condition but as a mechanism through
Augustine Edobor Arimoro
wiley   +1 more source