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Abstract A persistent data structure enables several versions to coexist, sharing a common history, i.e. common ancestors, whereas an ephemeral structure only gives access to the most recent version. This presentation introduces the notion of a …

Abstract The world is experiencing crises of various kinds : ecological, health, energy, democratic, social with growing inequalities, humanitarian in conflict zones, fruit in drought regions. What role do the social sciences play in this context ? They …

Abstract In this lecture, we'll look at persistent data structures whose implementation uses " under the hood " imperative structures and in-place mutation, while preserving a purely functional interface. We'll start with Baker's functional arrays, which …

Abstract This seminar will trace the scientific and entrepreneurial history of Sweetch Energy... from nanotube to Megawatt. Bruno Mottet Bruno Mottet has a PhD in physical chemistry, a passion for science and has been an entrepreneur for over 20 years. He …

In the context of global climate change, the development of new renewable energy solutions is a major challenge . However, one avenue has so far remained relatively unexploited : osmotic energy. This is extracted, for example, from the differences in …

Roman jurists - in particular Florentine and Ulpian - proposed a definition of freedom that lies between nature and law. Their definitions have influenced the modern concept of human rights. But for Roman jurists, recognizing the existence of freedom by …

Abstract What (infra)structures ? (2) To understand the varied status of teachers, we need to look at the role of the state and cities in the organization of lectures, based on imperial legislation and, more specifically, the constitution of …