Tag Archives: Paul Erdos

Erdős’ Birthday

Posted on March 27, 2013 by Gil Kalai

Paul Erdős was born on March 26, 1913 2013 a hundred years ago. This picture (from Ehud Friedgut’s homepage) was taken in September ’96 in a Chinese restaurant in Warsaw, a few days before Paul Erdős passed away. The other diners are Svante Janson, Tomasz Łuczack and … Continue reading →

Posted in Combinatorics | Tagged Paul Erdos | 3 Comments

Extremal Combinatorics I: Extremal Problems on Set Systems

Posted on May 1, 2008 by Gil Kalai

The “basic notion seminar” is an initiative of David Kazhdan who joined HU math department around 2000. People give series of lectures about basic mathematics (or not so basic at times). Usually, speakers do not talk about their own research and not even … Continue reading →

Posted in Open problems | Tagged Extremal combinatorics, Open problems, Paul Erdos, Simonovits-Sos conjecture, Sperner's theorem, Turan's problem | 9 Comments

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Tag Archives: Paul Erdos

Erdős’ Birthday

Extremal Combinatorics I: Extremal Problems on Set Systems

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