Categorical Topology : Proceedings of the Conference Held at Mannheim 21–25 July 1975 The role of nearness spaces in topology Un theoreme dinversion locale Charaktergruppen von Gruppen von S1 wertigen stetigen Funktionen Some cartesian closed topological categories of convergence spaces Topological functors and structure functors An external characterization of topological functors Homotopy and Kan extensions Tensor products of functors on categories of Banach spaces Duality of compactological and locally compact groups Products and sums in the category of frames Categorical methods in dimension theory Envelopes in the category of Kakutani m spaces Compactly generated spaces and duality Some topological theorems which fail to be true Topological functors admitting generalized Cauchy completions Category theoretical methods in topological algebra Lattices of reflections and coreflections in continuous structures Pro categories and shape theory A note on the inverse mapping theorem of F. Berquier Cartesian closed topological categories Epireflective categories of Hausdorff spaces Categorical problems in minimal spaces Some outstanding problems in topology and the V process Nearness and metrization Reflective subcategories and closure operators Compactness theorems Differential calculus and cartesian closedness Perfect sources Espaces fonctionnels et structures syntopogènes Filters and uniformities in general categories Categories of topological transformation groups On monoidal closed topological categories I On topological algebras relative to full and faithful dense functors Are there topoi in topology.