25 resultados para Contradicciones históricas
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Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
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O presente trabalho t em como objetivo fazer uma breve apresentação do contexto histórico em que se deu a produção do texto O Príncipe de Nicolau Maquiavel, destacando o aspecto socioeconómico das cidades italianas durante o Renascimento, com o propósito de estabelecer um perfil do homem renascentista. Em seguida, faz uma apresentação da maneira como foi organizado o texto maquiavélico, para destacar dois aspectos: seu caráter de manual, que visa à construção de um saber, e os procedimentos argumentativos e retóricos de seu discurso.
Trayectoria tecnológica Web y el orden digital en Latinoamérica: reflexiones históricas desde Brasil
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The emergence of the digital order renewed the Victorian civilizing ideal and strengthened a world order of techno-economic dependence. The new grand narrative is the urgency of digital transformation of societies; a dream pursued without reflection by the populations of the periphery that ended into in a collision between McLuhan's two informational orders: cold and hot societies. Latin America as part of the periphery did not participate in the development of the informatic technologies and its historical legacy made the appropriation of these technologies more difficult. This paper examines the historical circumstances of this process: the development of a discourse around the digital networks, the consequences of this social construction in the region, the fragile efforts of Brazil to create technology, and the entrance of IT networks in the region. The results showed that the status of this kind of research in the region is weak so we alert about its consequences. We concluded that to create an informational order that may serve as a space of self-affirmation, freedom and heterogeneity, it is necessary to have a deep knowledge of the social and historical context that created its basic technologies, but Latin America is indifferent in such regard. Information Science has a central role in the region within this process but it has not developed it yet.
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With the increase of stakeholders and consequently increase of amount of nancial transaction the study of news investment strategies in the stock market with data mining techniques has been the target of important researches. It allows that great historical data base to be processed and analysed looking for pattern that can be used to take a decision in investments. With the idea of getting pro t more than the real indexs' gain, we propose a strategy method of transactions using rules built by algorithm classi cation. For that, diary historical data of Ibovespa index and Petrobras stocks are organized and processed to nding the most important attribute that act decisively when taking a investment decision.To test the accuracy of proposed rules, a non real portfolio management is created, showing the decisions' performance over the real index and stocks' performance. Following the proposed rules, the results show that the strategy of investment give me back a high return that Stock market's return. The exclusive characteristics of algorithms maximize the gain inside the analysed time allowing to determine the techniques' return and the number of the days necessary to double the initial investment. The best classi er applied on the time series and its use on the propose investments strategy will demand 104 days to double the initial capital
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Taking for granted that the trajectory of the process of democratization of Brazilian school is in evidence and in a moment of no return, thinking about your model becomes necessary and urgent relevance. Presents some specific elements of historical course, facing circumstances and moments that established milestones in the construction of the school curriculum in Brazil and directed the mentality of the pedagogical. The thought is present democratizing steadily, but still, is so inconclusive in academic and theoretically fragile in the school routine. Along the way the great complexity of this issue begins to reveal, for some traits, their chances for overcoming an institutional model in a state of exhaustion.
(Des)tejer lo ya tejido: la representación de escritores en narrativas históricas de María Rosa Lojo
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Pós-graduação em Engenharia Mecânica - FEG
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Fundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
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This research aims to elucidate some of the historical aspects of the idea of infinity during the creation of calculus and set theory. It also seeks to raise discussions about the nature of infinity: current infinite and potential infinite. For this, we conducted a survey with a qualitative approach in the form of exploratory study. This study was based on books of Mathematics' History and other scientific works such as articles, theses and dissertations on the subject. This work will bring the view of some philosophers and thinkers about the infinite, such as: Pythagoras, Plato, Aristotle, Galilei, Augustine, Cantor. The research will be presented according to chronological order. The objective of the research is to understand the infinite from ancient Greece with the paradoxes of Zeno, during the time which the conflict between the conceptions atomistic and continuity were dominant, and in this context that Zeno launches its paradoxes which contradict much a concept as another, until the theory Cantor set, bringing some paradoxes related to this theory, namely paradox of Russell and Hilbert's paradox. The study also presents these paradoxes mentioned under the mathematical point of view and the light of calculus and set theory