In memory of Seymour Ginsburg 1928 - 2004

  title={In memory of Seymour Ginsburg 1928 - 2004},
  author={Serge Abiteboul and Richard Hull and Victor Vianu and Sheila A. Greibach and Michael A. Harrison and Ellis Horowitz and Daniel J. Rosenkrantz and Jeffrey D. Ullman and Moshe Y. Vardi},
  journal={SIGMOD Rec.},
Seymour Ginsburg, a pioneer of formal language theory and database theory, passed away on December 5 after a long battle with Alzheimer's disease. 

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