Results 31 to 40 of about 102,282 (133)

On the geometry of Poincaré's problem for one-dimensional projective foliations

open access: yesAnais da Academia Brasileira de Ciências, 2001
We consider the question of relating extrinsic geometric characters of a smooth irreducible complex projective variety, which is invariant by a one-dimensional holomorphic foliation on a complex projective space, to geometric objects associated to the ...
MARCIO G. SOARES
doaj   +1 more source

Conexiones etnomatemáticas entre conceptos geométricos en la elaboración de las tortillas de Chilpancingo, México

open access: yesRevista de Investigación, Desarrollo e Innovación, 2021
En el artículo, se analizan las conexiones etnomatemáticas entre conceptos geométricos evidenciados en la elaboración de la tortilla por un comerciante de Chilpancingo, México.
Camilo Andrés Rodríguez-Nieto
doaj   +1 more source

Las cónicas y otras curvas maravillosas [PDF]

open access: yes, 2013
En el cursillo construiremos algunos lugares geométricos por medio de envolventes de familias de curvas. Iniciamos con algunas construcciones básicas que se pueden desarrollar con instrumentos de trazo, continuamos con construcciones de lugares ...
Guzmán, Alicia, Álvarez, Carlos Abel
core  

From Tolstoy's Expressionism to Nietzsche's Skepticism of Philosophers' Neutrality—Constructing and Dismantling the Bridge Between Art and Philosophy

open access: yesThe Philosophical Forum, Volume 56, Issue 4, Page 107-117, Winter 2025.
ABSTRACT According to Tolstoy's theory of art, personal expression plays a crucial role as an essential artistic element since it is associated with originality and emotional communication. Is personal expression also significant in philosophy? We often tend to believe that in a philosophical theory, this element is, or should be, absent in the pursuit
Tiago Sousa
wiley   +1 more source

Práticas de desenho e saberes geométricos nos manuais escolares do século XIX

open access: yesPro-Posições
Resumo O artigo analisa as diferentes práticas de desenho no processo de escolarização de saberes geométricos presentes nos manuais escolares do século XIX e discute as diferenças entre os manuais traduzidos e a produção brasileira.
Maria Célia Leme da Silva
doaj   +1 more source

Un breve tour por la geometría computacional

open access: yesTecnología en Marcha, 2019
Los algoritmos geométricos son importantes en el diseño y análisis de sistemas que modelan objetos físicos. EL campo de la geometría computacional es importante de estudiar debido a su fuerte contexto histórico, a las aplicaciones que requieren de ...
Edison de Faria-Campos
doaj   +1 more source

La geometría en el arte: los vitrales de las catedrales góticas [PDF]

open access: yes, 2005
Los conocimientos geométricos aparecen en las distintas culturas desde el principio, quizá unidos con los conceptos de belleza y armonía. En este trabajo se presenta un ejemplo de cómo este abordaje se puede llevar a cabo en la escuela en el nivel medio ...
Crespo, Cecilia
core  

DIE ‘GOTTESRECHTE DES MENSCHEN’: HUMAN RIGHTS AS SECULARISED RIGHTS IN HEINRICH HEINE'S ESSAYS

open access: yesGerman Life and Letters, Volume 78, Issue 1, Page 90-107, January 2025.
ABSTRACT Heinrich Heine shows in his essays on France and Germany that human rights have a religious prehistory. For him, ‘Menschheitsrechte’ are not merely secular rights but secularised rights. The human rights proclaimed in the American and French Revolutions are the secularised historical form in which the fundamental ‘Urrechte der Menschheit ...
Kyung‐Ho Cha
wiley   +1 more source

Hemodynamic on abdominal aortic aneurysm: Parametric study [PDF]

open access: yes, 2014
Peer ReviewedPostprint (author's final ...
Soudah Prieto, Eduardo
core   +1 more source

A Network‐Constrain Weibull AFT Model for Biomarkers Discovery

open access: yesBiometrical Journal, Volume 66, Issue 7, October 2024.
ABSTRACT We propose AFTNet, a novel network‐constraint survival analysis method based on the Weibull accelerated failure time (AFT) model solved by a penalized likelihood approach for variable selection and estimation. When using the log‐linear representation, the inference problem becomes a structured sparse regression problem for which we explicitly ...
Claudia Angelini   +3 more
wiley   +1 more source

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