825 research outputs found

    Enriched coalgebraic modal logic

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    We formalise the notion of enriched coalgebraic modal logic, and determine conditions on the category V (over which we enrich), that allow an enriched logical connection to be extended to a framework for enriched coalgebraic modal logic. Our framework uses V-functors L: A → A and T: X → X, where L determines the modalities of the resulting modal logics, and T determines the coalgebras that provide the semantics.We introduce the V-category Mod(A,α) of models for an L-algebra (A,α), and show that the forgetful V-functor from Mod(A,α) to X creates conical colimits.The concepts of bisimulation, simulation, and behavioural metrics (behavioural approximations), are generalised to a notion of behavioural questions that can be asked of pairs of states in a model. These behavioural questions are shown to arise through choosing the category V to be constructed through enrichment over a commutative unital quantale (Q, ?, I) in the style of Lawvere (1973).Corresponding generalisations of logical equivalence and expressivity are also introduced,and expressivity of an L-algebra (A, ?) is shown to have an abstract category theoretic characterisation in terms of the existence of a so-called behavioural skeleton in the category Mod(A, ?). In the resulting framework every model carries the means to compare the behaviour of its states, and we argue that this implies a class of systems is not fully defined until it is specified how states are to be compared or related

    Writings from ancient Egypt

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    In ancient Egypt, words had magical power. Inscribed on tombs and temple walls, coffins and statues, or inked onto papyri, hieroglyphs give us a unique insight into the life of the Egyptian mind. For this remarkable new collection, Egyptologist Toby Wilkinson has freshly translated a rich and diverse range of ancient Egyptian writings into modern English, including tales of shipwreck and wonder, first-hand accounts of battles and natural disasters, obelisk inscriptions, mortuary spells, funeral hymns, songs, satires and advice on life from a pharaoh to his son. Spanning over two millennia, with many pieces appearing in a general anthology for the first time, this is the essential guide to a complex, sophisticated culture.Translated with an introduction by Toby Wilkinson</p

    Writings from ancient Egypt

    No full text
    In ancient Egypt, words had magical power. Inscribed on tombs and temple walls, coffins and statues, or inked onto papyri, hieroglyphs give us a unique insight into the life of the Egyptian mind. For this remarkable new collection, Egyptologist Toby Wilkinson has freshly translated a rich and diverse range of ancient Egyptian writings into modern English, including tales of shipwreck and wonder, first-hand accounts of battles and natural disasters, obelisk inscriptions, mortuary spells, funeral hymns, songs, satires and advice on life from a pharaoh to his son. Spanning over two millennia, with many pieces appearing in a general anthology for the first time, this is the essential guide to a complex, sophisticated culture.Translated with an introduction by Toby Wilkinson</p

    Toby A. H. Wilkinson Royal Annals of Ancient Egypt. The Palermo Stone and its associated fragments

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    Baud Michel. Toby A. H. Wilkinson Royal Annals of Ancient Egypt. The Palermo Stone and its associated fragments. In: Annales. Histoire, Sciences Sociales. 57ᵉ année, N. 3, 2002. pp. 683-684

    Toby Miller on Games

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    Toby Miller is Professor of English, Sociology, and Women's Studies and Director of the Program in Film & Visual Culture at the University of California, Riverside. His teaching and research cover the media, sport, labor, gender, race, citizenship, politics, and cultural policy. Toby is the author and editor of over 20 books, and has published essays in more than 30 journals and 50 volumes. His current research covers the success of Hollywood overseas, the links between culture and citizenship, and anti-Americanism. His forthcoming book is Cultural Citizenship: Cosmopolitanism, Consumerism, and Television in a Neoliberal Age. Philadelphia: Temple University Press.\ud \ud This interview was conducted during Toby's recent stint at QUT as a visiting fellow of the Centre of Excellence for Creative Industries and Innovation. Toby delivered a lecture on the games industry in which he directed attention both to the production cycle of games hardware and software, and to the historical context of moral panics about new media, where games can be viewed as the latest in a long line of new media to generate anxiety within a culture.\ud \ud In this interview we canvass the directions that games studies might take, and the issues of production, particularly as they relate to the role of players as producers, and the politics of labour in this new model of networked production

    Genesis of the Pharaohs

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    Generations of scholars, tourists and armchair travellers have been intrigued by the puzzle of ancient Egypt's origins. Now, in the light of Toby Wilkinson's dramatic new discoveries, the genesis of the pharaohs is at last coming into focus. But the picture that emerges is not what we imagined. The ancestors of the pyramid-builders were not village-dwelling farmers, but wandering cattle-herders, and pharaonic civilization was forged in one of the most forbidding places on Earth: the Eastern Desert, between the Nile Valley and the Red Sea. Here, the pharaohs' distant ancestors left a stunning legacy that has remained hidden for 6,000 years: hundreds of intricate rock carvings in which the origins of later pharaonic imagery is clearly discernible. Toby Wilkinson traces the discovery of these ancient records, dates them, and identifies the artists who made them, basing his own discoveries in the heart of the Eastern Desert.</p

    Genesis of the Pharaohs

    No full text
    Generations of scholars, tourists and armchair travellers have been intrigued by the puzzle of ancient Egypt's origins. Now, in the light of Toby Wilkinson's dramatic new discoveries, the genesis of the pharaohs is at last coming into focus. But the picture that emerges is not what we imagined. The ancestors of the pyramid-builders were not village-dwelling farmers, but wandering cattle-herders, and pharaonic civilization was forged in one of the most forbidding places on Earth: the Eastern Desert, between the Nile Valley and the Red Sea. Here, the pharaohs' distant ancestors left a stunning legacy that has remained hidden for 6,000 years: hundreds of intricate rock carvings in which the origins of later pharaonic imagery is clearly discernible. Toby Wilkinson traces the discovery of these ancient records, dates them, and identifies the artists who made them, basing his own discoveries in the heart of the Eastern Desert.</p

    The Rise and Fall of Ancient Egypt: The History of Civilisation from 3000BC to Cleopatra

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    This is a story studded with extraordinary achievements and historic moments, from the building of the pyramids and the conquest of Nubia, through Akhenaten's religious revolution, the power and beauty of Nefertiti, the glory of Tutankhamun's burial chamber, and the ruthlessness of Ramesses, to Alexander the Great's invasion, and Cleopatra's fatal entanglement with Rome. As the world's first nation-state, the history of Ancient Egypt is above all the story of the attempt to unite a disparate realm and defend it against hostile forces from within and without. Combining grand narrative sweep with detailed knowledge of hieroglyphs and the iconography of power, Toby Wilkinson reveals Ancient Egypt in all its complexity.</p

    The Rise and Fall of Ancient Egypt: The History of Civilisation from 3000BC to Cleopatra

    No full text
    This is a story studded with extraordinary achievements and historic moments, from the building of the pyramids and the conquest of Nubia, through Akhenaten's religious revolution, the power and beauty of Nefertiti, the glory of Tutankhamun's burial chamber, and the ruthlessness of Ramesses, to Alexander the Great's invasion, and Cleopatra's fatal entanglement with Rome. As the world's first nation-state, the history of Ancient Egypt is above all the story of the attempt to unite a disparate realm and defend it against hostile forces from within and without. Combining grand narrative sweep with detailed knowledge of hieroglyphs and the iconography of power, Toby Wilkinson reveals Ancient Egypt in all its complexity.</p
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