Quasi-coproducts and accessible categori
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Hongde Hu; Walter Tholen
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Article
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1996
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Springer
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English
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We establish a 2-categorical duality involving the 2-category .A,~ of all to-accessible categories with wide pullbacks, also known as locally tc-polypresentable categories, and of functors preserving ~ยข-filtered colimits and wide puUbacks. Commutation of wide pullbacks with so-called quasi-coproduct