Lectures on K3 surfaces

    Here is the most recent version. Comments are welcome at all times. pdf-file
        So far:

          1. Basic definitions

          2. Linear systems

          3. Hodge structures I

          4. Kuga-Satake construction

          5. Moduli spaces of polarized K3 surfaces

          6. Periods

          7. Special vector bundles on K3 surfaces

          8. Moduli spaces of stable sheaves

          9. Chow ring and Grothendieck group

          10. Surjectivity of period and Global Torelli

          11. Rational curves on K3 surfaces

          12. ~

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