Lecture Notes

In this section we will provide some lecture notes for material given in this course. These notes are not complete in the sense that they are only outlines with some details included.

Lecture Notes for Cameron & van Lint

  1. Design Theory
    1. Introduction to t-designs ( .pdf file )
    2. Hadamard Designs and Extensions ( .pdf file )
    3. Residuals and Ovals ( .pdf file )
  2. Strongly Regular Graphs
    1. Introduction and Examples ( html)
    2. Conditions on the Parameters ( html)
  3. Graphs with smallest eigenvalue -2
    1. Generalized Quadrangles and Line Systems ( html)
    2. Line Graphs and Generalized Line Graphs ( html)
  4. Two-Graphs
    1. Switching Classes and Two-Graph Designs ( pdf file).
    2. Two-graphs and Strongly Regular Graphs ( pdf file)
  5. Quasi-symmetric Designs
  6. The Remarkable Number 6 ( pdf file )

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