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1999 - 14th Summer Conference on Topology and Applications in New York, U.S.A. |
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2000 - 3rd International Conference on Mathematics and Mathematical Education in Bethlehem, Palestina |
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2003 - Colloquium on General and Set-Theoretic Topology in Budapest, Hungary (with O. Laback, S. Jafari and L. Kocinac) |
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2003 - Joint research with S. Jafari in Graz (here on "Schoeckel") |
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2004 - 18th Summer Conference on Real Functions Theory in Stara Lesna (High Tatra), Slovakia |
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2006 - Colloquium on General Topology in Graz, featuring I. Reilly, G. Tironi and V. Valov |
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2006 - International Conference on Topology and its Applications in Aegion, Greece (with S. P. Moshokoa and S. Jafari) |
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2006 - Visiting Delphi during the Conference in Aegion. |
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2008 - Celebrating the retirement of Ivan Reilly at the University of Auckland on February, 18 (with D. Gauld and B. Barton) |
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2008 - The participants of the Devonport Topology Festival (February, 22) |
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2011 - Prof. Arhangelskii in Graz at the occasion of O. Labacks 65th birthday |
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