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Recurso libre

Continuous groups of transformations and time-dependent invariants
Gelover-Santiago,A.L. - Corona-Galindo,M.G.

Formato:	journal article
Enlaces:	In this paper we present a very simple derivation of the constants of motion for dynamical systems, which requires only an elementary knowledge of the theory of continuous groups. In addition, through the infinitesimal Lorenz transformations group, we obtain a…
Fecha:	2007-06-01
Recurso:	SCIELO

Recurso libre

On the potential of an infinite dielectric cylinder and a line of charge: Green's function in an elliptic coordinate approach
Marín,J.L. - Marín-Enriquez,I. - Riera,R. - Pérez-Enriquez,R.

Formato:	journal article
Enlaces:	A two-dimensional Laplace equation is separable in elliptic coordinates and leads to a Chebyshev-like differential equation for both angular and radial variables. In the case of the angular variable η (-1 < η < 1), the solutions are the well…
Fecha:	2007-06-01
Recurso:	SCIELO

Recurso libre

Diagnostic Ultrasound Imaging: Inside Out
Farhat, G.; Toronto Univ., Toronto, Canada

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, ,
Enlaces:	The book is about diagnostic ultrasound imaging authored by Dr. Thomas L. Zabo. Graduate students in medical physics and biomedical engineering with backgrounds in calculus, complex numbers and some knowledge on electric circuits would benefit from this book.
Fecha:	2007-06-01
Recurso:	Canadian Acoustics

Recurso libre

Aplicación de visualización de una ontología para el dominio del análisis del semen humano, Application to visualize an ontology for the human semen analysis domain
Ramos, Esmeralda; Universidad Central de Venezuela - Pereira, Yimmy; Universidad Central de Venezuela - Núñez, Haydemar; Universidad Central de Venezuela - Castro, Marcel; Universidad Central de Venezuela - Casañas, Roberto; Universidad Central de Venezuela

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, ,
Enlaces:	En este trabajo se presenta el diseño e implementación de una ontología para el dominio del análisis del semen humano, cuyo objetivo es representar, organizar, formalizar y estandarizar el conocimiento del dominio, para que éste pueda ser compartido y reutilizado…
Fecha:	2007-06-01
Recurso:	Revista Ingeniería y ciencia

Recurso libre

Come usare i servizi di calcolo intensivo del CILEA
Arlandini, Claudio - Cremonesi, Maurizio - Dagna, Paride - Pirola, Marco - Ramieri, Paolo

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, articolo, Peer-reviewed Article
Enlaces:	The users of high performance computing platforms meet difficulties due either to the poor knowledge of the oper-ating system, either to the oddities of hardware and software configurations. Although CILEA team tries to cus-tomize its hardware and software interfaces in…
Fecha:	2007-06-01
Recurso:	Bolletino del CILEA

Recurso libre

Formato:	journal article
Enlaces:	This paper discusses the concept of cleaner production and proposes a new model to stimulate cleaner production, in the first section the historical development of cleaner production is sketched. It is indicated that the approach gained much attention in the…
Fecha:	2007-06-01
Recurso:	SCIELO

Recurso libre

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion, articolo, Peer-reviewed Article
Enlaces:	In un contesto di lavoro cooperativo è fondamentale riuscire a fornire nuovi modi di confezionare contenuti di qualità entro strumenti idonei e conoscenze specifiche. Il progetto “Biblioteche nelle Scuole” ha posto come centrale questa esigenza formativa, adattandola al percorso di…
Fecha:	2007-06-01
Recurso:	Bolletino del CILEA

Recurso libre

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	J. de Landtsheer, J. Lipsius, Iusti Lipsi epistolae, VIII, 1595'Inner peace and wisdom under a light veil of modesty: Justus Lipsius (1547-1606) and the edition of his correspondence'Humanists wrote and collected private letters, regarding them as literary works of art,…
Fecha:	2007-06-01
Recurso:	BMGN - Low Countries Historical Review

Recurso libre

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	‘Are you not in prison yet?’ or: how much of a minefield is commissioned research?Historical knowledge can be used for multiple purposes. Consequently, it is hard to make a distinction between studies that criticize government policies and those that support…
Fecha:	2007-06-01
Recurso:	BMGN - Low Countries Historical Review

Recurso libre

10.

Individual risk factors for Plasmodium vivax infection in the residual malaria transmission focus of Oaxaca, Mexico
Danis-Lozano,Rogelio - Rodríguez,Mario Henry - Betanzos-Reyes,Ángel F - Hernández-Avila,Juan Eugenio - González-Cerón,Lilia - Méndez-Galván,Jorge F - Velázquez-Monroy,Oscar J - Tapia-Conyer,Roberto

Formato:	journal article
Enlaces:	OBJECTIVE: To identify individual risk factors for malaria infection of inhabitants in the residual transmission focus on the Pacific coast of Oaxaca, Mexico. MATERIALS AND METHODS: A population-based, matched case-control study was conducted from January 2002 to July 2003 comparing…
Fecha:	2007-06-01
Recurso:	SCIELO