Computability and Definability, 236331

Teachers:

Prof. J.A. Makowsky (Lecture), E. Ravve (Projects and exercises)

Textbooks

Slides of course given at ESSLLI'97

An advanced course on the same topics (without Pebble games) was given at the European Summer School of Logic, Language and Information in Aix-en-Provence, August 11-22 1997.
These slides are stored in ps-format and are printed as three slides per page (A4) with additional space for notes. There 286 slides.

Prelude , Lecture 1 , Lecture 2 , Lecture 3 , Lecture 4 , Lecture 5 , Lecture 6 .


Abstracts of Lectures W97/8

  1. Lecture 1 (2.11.97)
  2. Lecture 2 (9.11.97)
  3. Lecture 3 (16.11.97)
  4. Lecture 4 (23.11.97)
  5. Lecture 5 (30.11.97)

Projects 1997/8

  1. Prepare library of examples of games separting properties. (Gaifman paper)
  2. Monadic NP
  3. Prepare survey on definability of connectivity.
  4. Prepare survey on definability of planarity.
  5. Prepare survey on definability of hamiltonicity.
  6. Prepare survey on definability of three colorability.

Abstracts of Lectures W96/7

Projects 1996/7


Topics for research (M.Sc or Ph.D)

  1. Formulate pumping lemmas for MSOL
  2. The definability of HEX
  3. SOL definable properties of matrices over finite fields
  4. Invariant definability and circuit complexity I (Ajtai papers)
  5. Invariant definability and circuit complexity II The classes P/poly, NL/poly etc..