921 resultados para Productive circle


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El siguiente artículo tiene como principal objetivo presentar y analizar un juego/deporte de persecución y lucha denominado "Circle Kabaddi". En este sentido, se relatan, explican e interpretan los detalles de esta práctica lúdico deportiva a partir de relatos y observaciones realizadas como jugador luchador en cuatro mundiales de la especialidad (2011; 2012; 2013; 2014) realizados en el estado de Punjab, India. Entre párrafos se agregan observaciones relevantes que amplían o ejemplifican circunstancias particulares del juego y su contexto de producción sociocultural. En segundo lugar se describen los inicios y el presente de esta práctica lúdico deportiva en Argentina, sus alcances y limitaciones y los modos en que esta práctica se resignifica en nuestro país como un juego alternativo. Por último, y a modo de conclusión se formulan algunas preguntas que interpelan el proceso socio cultural y político por el cual el Circle kabaddi paso de ser un juego tradicional a convertirse en un deporte espectáculo

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El siguiente artículo tiene como principal objetivo presentar y analizar un juego/deporte de persecución y lucha denominado "Circle Kabaddi". En este sentido, se relatan, explican e interpretan los detalles de esta práctica lúdico deportiva a partir de relatos y observaciones realizadas como jugador luchador en cuatro mundiales de la especialidad (2011; 2012; 2013; 2014) realizados en el estado de Punjab, India. Entre párrafos se agregan observaciones relevantes que amplían o ejemplifican circunstancias particulares del juego y su contexto de producción sociocultural. En segundo lugar se describen los inicios y el presente de esta práctica lúdico deportiva en Argentina, sus alcances y limitaciones y los modos en que esta práctica se resignifica en nuestro país como un juego alternativo. Por último, y a modo de conclusión se formulan algunas preguntas que interpelan el proceso socio cultural y político por el cual el Circle kabaddi paso de ser un juego tradicional a convertirse en un deporte espectáculo

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Questo lavoro di tesi di laurea è stato realizzato in collaborazione con la Calzoni S.r.l di Calderara di Reno ed ha come obiettivo quello di mostrare come possa essere implementato un nuovo processo manutentivo in ottica TPM. Nell'elaborato è stata inizialmente illustrata la teoria facente riferimento ad una gestione ideale della manutenzione, ovvero di una manutenzione che possa fare affidamento su un sistema informativo di supporto per la presa delle migliori decisioni riguardanti il sistema manutentivo e successivamente la sua applicazione al caso aziendale. In particolare è stato mostrato come, all'interno di un'azienda come la Calzoni S.r.l, si è impostato il processo di raccolta dati e la loro organizzazione in un sistema informativo di manutenzione e come, nel frattempo, venga impostato un programma di manutenzione in ottica TPM.

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La prévalence importante des troubles d’adaptation au sein de la population d’enfants et d’adolescents du Québec appuient l’importance d’accorder une attention particulière aux piliers développementaux influençant leur trajectoire (Ministère de la Santé et des Services sociaux du Québec, 2002). Dans ce sens, des données longitudinales ont permis de statuer sur la nature de l’impact de la relation d’attachement entre le parent et l’enfant sur son adaptation ultérieure (Sroufe, Egeland, Carlson, & Collins, 2005). La sécurité d’attachement aurait un rôle protecteur, mais cette relation a aussi été identifiée comme le système le plus influent dans la compromission du développement de l’enfant (Cicchetti & Valentino, 2006). Parmi les interventions disponibles, le programme d’intervention Circle of Security Parenting (COS-P) (Powell, Cooper, Hoffman, & Marvin, 2009) s’avère particulièrement prometteur étant donnée la qualité de l’intégration théorique et clinique qui le sous-tend. Cependant, aucune donnée n’est encore disponible pour appuyer son efficacité au sein de la population québécoise dans un contexte de soins de première ligne. La présente étude vise ainsi à amorcer cette démarche avec un devis pré/post tests en explorant les effets du protocole d’intervention COS-P auprès de quatre mères et leur enfant d’âge préscolaire. À ces fins, des mesures cernant la fonction réflexive parentale et les dimensions des représentations de l’expérience affective du parent (Parent Development Interview – PDI; Aber, Slade, Berger, Bresgi & Kaplan, 1985) sont recueillies avant et après l’intervention. Les retombées de l’intervention sont aussi examinées chez les parents au niveau du stress parental (Parental Stress Index — PSI; Abidin, 1995; Bigras, LaFrenière, & Abidin, 1996) et au niveau des problèmes comportementaux et émotionnels chez les enfants (Child Behavior Checklist – CBCL; Achenbach & Rescorla, 2000). L’ensemble de ces données est analysé dans un premier temps avec perspective groupale et dans un deuxième temps, avec une perspective individuelle descriptive détaillant les résultats pour chaque participante. Les analyses ne permettent pas de démontrer une amélioration des représentations parentales et une augmentation de la fonction réflexive parentale, tel qu’attendu. Toutefois, le stress parental et les problèmes intériorisés des enfants diminuent, bien que de façon non significative. Il est proposé que l’effet de l’intervention soit compris en considérant le parent à l’intérieur d’un système dynamique, lui permettant de s’approprier l’intervention à travers un ensemble de facteurs qui lui sont propres. Des suggestions pour les études futures sont formulées en regard des constats méthodologiques et cliniques qui se dégagent de la présente étude notamment quant à la pertinence de mesures de relance (Navarro, manuscrit en préparation) et à la poursuite de la démonstration de l’efficacité du protocole avec un devis expérimental (Lemieux, manuscrit en préparation).

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We consider a mechanical problem concerning a 2D axisymmetric body moving forward on the plane and making slow turns of fixed magnitude about its axis of symmetry. The body moves through a medium of non-interacting particles at rest, and collisions of particles with the body's boundary are perfectly elastic (billiard-like). The body has a blunt nose: a line segment orthogonal to the symmetry axis. It is required to make small cavities with special shape on the nose so as to minimize its aerodynamic resistance. This problem of optimizing the shape of the cavities amounts to a special case of the optimal mass transfer problem on the circle with the transportation cost being the squared Euclidean distance. We find the exact solution for this problem when the amplitude of rotation is smaller than a fixed critical value, and give a numerical solution otherwise. As a by-product, we get explicit description of the solution for a class of optimal transfer problems on the circle.

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Coinduction is a proof rule. It is the dual of induction. It allows reasoning about non--well--founded structures such as lazy lists or streams and is of particular use for reasoning about equivalences. A central difficulty in the automation of coinductive proof is the choice of a relation (called a bisimulation). We present an automation of coinductive theorem proving. This automation is based on the idea of proof planning. Proof planning constructs the higher level steps in a proof, using knowledge of the general structure of a family of proofs and exploiting this knowledge to control the proof search. Part of proof planning involves the use of failure information to modify the plan by the use of a proof critic which exploits the information gained from the failed proof attempt. Our approach to the problem was to develop a strategy that makes an initial simple guess at a bisimulation and then uses generalisation techniques, motivated by a critic, to refine this guess, so that a larger class of coinductive problems can be automatically verified. The implementation of this strategy has focused on the use of coinduction to prove the equivalence of programs in a small lazy functional language which is similar to Haskell. We have developed a proof plan for coinduction and a critic associated with this proof plan. These have been implemented in CoClam, an extended version of Clam with encouraging results. The planner has been successfully tested on a number of theorems.

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The centerpiece of Cedar Point's Amusement Circle was the Circle Swing, manufactured by the Ingersoll Company. The ride was popular with resort visitors. To make the resort successful, ownder George Boeckling understood that rides and other attractions were necessary.

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Agricultural land has been identified as a potential source of greenhouse gas emissions offsets through biosequestration in vegetation and soil. In the extensive grazing land of Australia, landholders may participate in the Australian Government’s Emissions Reduction Fund and create offsets by reducing woody vegetation clearing and allowing native woody plant regrowth to grow. This study used bioeconomic modelling to evaluate the trade-offs between an existing central Queensland grazing operation, which has been using repeated tree clearing to maintain pasture growth, and an alternative carbon and grazing enterprise in which tree clearing is reduced and the additional carbon sequestered in trees is sold. The results showed that ceasing clearing in favour of producing offsets produces a higher net present value over 20 years than the existing cattle enterprise at carbon prices, which are close to current (2015) market levels (~$13 t–1 CO2-e). However, by modifying key variables, relative profitability did change. Sensitivity analysis evaluated key variables, which determine the relative profitability of carbon and cattle. In order of importance these were: the carbon price, the gross margin of cattle production, the severity of the tree–grass relationship, the area of regrowth retained, the age of regrowth at the start of the project, and to a lesser extent the cost of carbon project administration, compliance and monitoring. Based on the analysis, retaining regrowth to generate carbon income may be worthwhile for cattle producers in Australia, but careful consideration needs to be given to the opportunity cost of reduced cattle income.

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Mountain papaya ( Vasconcellea pubescens A.DC.) is described as trioecious in the centers of origin of Ecuador, Colombia, and Peru. However, under cultivation conditions in La Serena (30° S, 70° W), Chile, it is found to be dioecious and monoecious. The objective was to learn about the variations in floral expression of mountain papaya. Flowers from monoecious and dioecious plants were therefore identified and quantified during two seasons. In vitro pollen germination ability was also evaluated based on the factors of site, season, and plant sex. Monoecious plant inflorescences are polygamous; female and male flowers are observed, as well as bisexual flowers that are usually deformed. This condition allows them to be classified as an ambisexual plant. The existence of flowers of different sexes appears to depend on the season; the female dioecious plant is maintained as such, independently of climatic conditions. Pollen from male flowers, from both ambisexual and male plants, germinates 75% in summer, while germination decreases to 56% in spring (P ≤ 0.05). Flowering of female plants coincides with the permanent occurrence of male flowers in ambisexual plants, which ensures pollination without the need for male plants as pollinators in orchards. Based on this information, some management practices and possible lines of research about this species are proposed.

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Organic farming does not allow using certain inputs, such as N, which differ in nutrient release rates and dynamics. To evaluate the effect of different organic fertilizers on the vegetative, nutritional, and productive parameters of blueberries ( Vaccinium corymbosum L.), a pot experiment was conducted in three consecutive seasons in a sandy soil of south-central Chile using ‘Corona’, ‘Legacy’ and ‘Liberty’. The following fertilizers were evaluated: compost (CM), Purely Grow (PG), Purely Lysine (PL), Fertil (F), blood meal (BM), lupine meal (LM), along with a control treatment without fertilization (C) and two conventional treatments with urea (CF) and sodium nitrate (S). Results indicate that vegetative growth and leaf N concentration prior to senescence were different among cultivars in the three evaluated seasons. The highest leaf N concentration was recorded in ‘Corona’ followed by ‘Legacy’ and ‘Liberty’ while levels tended to increase in the seasons. Quick-release N sources had greater effects on these parameters but with differences among cultivars. Fruit yield and weight were higher in ‘Corona’ followed by ‘Legacy’ and ‘Liberty’. Fruit yield was generally higher when using LM and F and showed no effect on fruit weight. Leaf chlorophyll content was higher in ‘Corona’ followed by ‘Legacy’ and ‘Liberty’, which increased when using CF, LM, BM, and PG. Finally, the organic fertilizer and blueberry cultivar that obtained the highest values for most of the evaluated parameters were LM and Corona, respectively.

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The speaker in this collection explores the quotidian experiences of daily life. Often restless, she attempts to find beauty or significance in these occurrences. The speaker looks into her personal history in a variety of locations. Many of the poems are set in Washington DC, California, Massachusetts and South Korea and as such, they explore the intersection of memory and present reality.

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The scalar sector of the simplest version of the 3-3-1 electroweak model is constructed with three Higgs triplets only. We show that a relation involving two of the constants of the model, two vacuum expectation values of the neutral scalars, and the mass of the doubly charged Higgs boson leads to important information concerning the signals of this scalar particle.