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Chvatalkyotocostumehead. Vaclav Chvtal on stage at the dinner of the Kyoto Computational Geometry and Graph Theory conference KyotoCGGT in honor of his and Jin Akiyama's th birthdays Photo taken with Sony DSCW camera cropped own Jorge Stolfi File Chvatalkyotocostumefull fullbody photo Mathematicians from Canada KyotoCGGT