1. Introduction

    1. Higher structures and categorification of physics

    2. Evolution of Schreiber's ideas

    3. What higher structures are?

    4. Possible applications of higher structures to TGD

  2. TGD very briefly

    1. World of classical worlds (WCW)

    2. Strong form of holography (SH)

  3. The notion of finite measurement resolution

    1. Inclusions of HFFs, finite measurement resolution and quantum dimensions

    2. Three options for the identification of quantum dimension

    3. n-structures and adelic physics

    4. Could normal sub-groups of symplectic group and of Galois groups correspond to each other?

    5. A possible connection with number theoretic Langlands correspondence

    6. A formulation of adelic TGD in terms of cognitive representations?

  4. The notion of finite measurement resolution

    1. Inclusions of HFFs, finite measurement resolution and quantum dimensions

    2. Three options for the identification of quantum dimension

    3. n-structures and adelic physics

    4. Could normal sub-groups of symplectic group and of Galois groups correspond to each other?

    5. A formulation of adelic TGD in terms of cognitive representations?

  5. Could McKay correspondence generalize in TGD framework?

    1. McKay graphs in mathematics and physics

    2. Do McKay graphs of Galois groups give overall view about classical and quantum dynamics of quantum TGD?

  6. Appendix

    1. What could be the counterpart of the fake flatness in TGD framework?

    2. A little glossary