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The Relation Between k-Circularity and Circularity of Codes [PDF]

open access: yesBulletin of Mathematical Biology, 2020
A code X is k-circular if any concatenation of at most k words from X, when read on a circle, admits exactly one partition into words from X. It is circular if it is k-circular for every integer k. While it is not a priori clear from the definition, there exists, for every pair [Formula: see text], an integer k such that every k-circular [Formula: see ...
Fimmel, Elena   +5 more
openaire   +3 more sources

Definitions of the circular economy: Circularity matters

open access: yesEcological Economics, 2023
With more than 4,000 research articles in 2022 the Circular Economy is clearly a topic that meets academic interest. With resource use at an all-time, unsustainable peak it is also a topic that raises great expectations: We need the circular economy. The great hopes that we all have are further fueled by the definitions of the circular economy that we ...
Figge, Frank   +2 more
openaire   +2 more sources

Percepções Docentes sobre o Ensino das Relações Étnico-Raciais através das Danças Circulares.

open access: yesRELACult, 2018
Educar para as relações étnico-raciais significa viabilizar para todos(as) os(as) estudantes e professores(as), independentemente de sua etnia, conhecimentos sobre a história e cultura africana e afro-brasileira pois sabemos o quanto a invisibilidade ...
Gisele Maria Rodrigues Machado   +1 more
doaj   +1 more source

Análisis de los materiales tipo de Pleurosigma formosum y P. decorum (Pleurosigmataceae, Bacillariophyta) [PDF]

open access: yes, 2014
Los materiales tipo de Pleurosigma formosum W. Smith y P. decorum W. Smith fueron examinados. Ambas especies fueron separadas hasta ahora por el rango de tamaño, la forma de la valva y la densidad de las estrías sobre la base de su análisis con ...
Sar, Eugenia Alicia   +2 more
core   +2 more sources

Circular Billiard

open access: yesSIAM Review, 1998
The problem of a perfectly inelastic billiard on a circular table with exactly one permitted bounce is analyzed. Both geometric and analytic aspects of the solution are outlined. Degenerate points on the billiard table are identified and discussed. The results are applied to an optical experiment which can be performed in any classroom.
Michael Drexler, Martin J. Gander
openaire   +4 more sources

Influencia de la distribución del acero de refuerzo longitudinal en los diagramas de interacción de columnas sólidas circular

open access: yesCiencia Ergo Sum, 2022
Se presenta la variación de los diagramas de interacción en columnas sólidas circulares considerando la posición del acero de refuerzo longitudinal. Se consideran dos posiciones: a) la primera barra coincide con el eje vertical, b) la primera barra se ...
Sulpicio Sánchez Tizapa   +5 more
doaj   +1 more source

Circular chemistry to enable a circular economy

open access: yesNature Chemistry, 2019
By expanding the scope of sustainability to the entire lifecycle of chemical products, the concept of circular chemistry aims to replace today’s linear ‘take–make–dispose’ approach with circular processes. This will optimize resource efficiency across chemical value chains and enable a closed-loop, waste-free chemical industry.
Keijer, T., Bakker, V., Slootweg, J.C.
openaire   +4 more sources

Are circular migrants different? Integration, wellbeing, and intention to stay of first-time and circular migrants [PDF]

open access: yes, 1986
Con datos tomados del proyecto PIONEUR sobre la migración interna en la Unión Europea, definiremos (una forma débil) de migrantes circulares como el colectivo de aquellos migrantes que ya habían experimentado una estancia prolongada en el país de ...
A.L Underwood, R.A. Day
core   +2 more sources

Configuración de un Posicionador Robótico Nanométrico

open access: yesVeritas & Research, 2021
El uso de un par de cuñas-circulares como una articulación de un manipulador permite lograr versatilidad y flexibilidad en posicionamiento. En particular, su uso permite lograr la alineación de componentes mecánicos con repetitividad, precisión y ...
Jaime Fernando Cárdenas-García
doaj  

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