Results 31 to 40 of about 10,749 (189)

"Sempre quando passa alguma coisa, deixa rastro"

open access: yesRevista de Arqueologia, 2011
Nesse ensaio discuto de forma breve algumas questões que envolvem as relações entre os arqueólogos, o patrimônio arqueológico e os povos nativos. Considerando casos em Belize, Honduras, México, Austrália e Brasil, os principais pontos de discussão são: 1)
Marcia Bezerra
doaj   +1 more source

Invariantes geométricos do grupo de simetria P3

open access: yes, 2016
A animação digital apresenta um mosaico árabe, na qual são apresentados a unidade, a simetria e os giros em graus das figuras geométricasNoções sobre figuras geométricas e simetriaEnsino Médio ...
Lopez, Miguel Angel de la Fuente   +2 more
core   +2 more sources

Hybrid Artificial-Intelligence-Based System for Unmanned Aerial Vehicle Detection, Localization, and Tracking Using Software-Defined Radio and Computer Vision Techniques

open access: yesTelecom
The proliferation of drones in civilian environments has raised growing concerns about their misuse, highlighting the need to develop efficient detection systems to protect public and private spaces.
Pablo López-Muñoz   +5 more
doaj   +1 more source

El impacto de las variaciones en la morfología floral sobre las visitas de polinizadores y el éxito reproductivo del arbusto Cytisus scoparius

open access: yesEcología Austral, 2020
Conocer el efecto de la morfología floral sobre las visitas de los polinizadores y sus consecuencias en la reproducción es vital para comprender la ecología y la evolución de las interacciones planta-polinizador.
Melina Zuliani, Alejandro Farji-Brener
doaj   +1 more source

PERMUTAÇÕES, GRUPOS E SIMETRIAS [PDF]

open access: yesCiência e Natura, 2015
http://dx.doi.org/10.5902/2179460X14620The main goal this paper is to be a brief introduction to the Group Theory. To begin the study, the concept of permutation was introduced and defined as a bijective function from a group on itself. After that, the concepts of group and subrgroup were exhibited and discussed, as well as their basic properties ...
openaire   +1 more source

O conceito de simetria e o ensino de Álgebra: analisando materiais curriculares da Educação Básica

open access: yesBoletim GEPEM, 2016
Fundamentado em uma pesquisa de mestrado que teve por objetivo compreender como o conceito de simetria se manifesta na Álgebra escolar, o presente artigo se propõe a apresentar e a discutir os principais resultados do referido estudo.
Bárbara Passadore de Oliveira   +2 more
doaj   +3 more sources

Apunts i materials de Simetria [PDF]

open access: yes, 2009
IA62: Simetria en ...
Planelles, Josep
core   +1 more source

Obtenção de coordenadas de simetria: modelo molecular m (XY3)5Z (C4v). Um exemplo de aplicação dos operadores de projeção

open access: yesSemina: Ciências Exatas e Tecnológicas, 2004
  Mediante a utilização dos operadores de projeção e baseados na simetria local Cjv dos grupos M-XY3 isolados, obtém-se as coordenadas de simetria internas para o modelo molecular M(XY3)5Z de simetria ...
Guillermo Diaz-Fleming   +1 more
doaj   +1 more source

Same, Same, but Different Effects: Why Did the Euro and EU Migration Crisis Lead to Different Integration Outcomes?

open access: yesRisk, Hazards &Crisis in Public Policy, Volume 16, Issue 4, December 2025.
ABSTRACT We live in a time of “permacrisis,” which has presented an unprecedented number of challenges to the EU (Riddervold et al. 2021, 4). We see that the impact of crises on EU integration differs from one case to the other. This gives rise to the following puzzle: why did a phenomenon that is described with the same “crisis” label lead to ...
Jan Hupkens
wiley   +1 more source

Lacanian realism: Literatura de la crisis and Ángel Zapata's aesthetic of failure

open access: yesOrbis Litterarum, Volume 80, Issue 1, Page 74-93, February 2025.
Abstract Since Spain's socio‐economic crisis of the 2010s, critical approaches have analysed the surge in literature which addresses the crisis's political and socio‐economic consequences. These approaches have largely assessed literature by its capacity to raise readers' awareness of capitalist exploitation.
Alejandro Veiga‐Expósito
wiley   +1 more source

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