Subsequently you can find a list of tutorials covering a selection of the basic functionality of GTPack. More examples can be found within our book: *Group Theory in Solid State Physics and Photonics: Problem Solving with Mathematica*.

#### GTPack basics

- Install GTPack
- Standard representations – O(3), SU(2), SU(2)xS
- Handling of symmetry elements: multiplication, symbols, matrices, etc.

#### Groups and representation theory

- Installation of point groups
- Installation of point groups and character tables
- Installation of double groups
- Representation matrices and projection operators
- Working with characters and irreducible representations

#### Angular Momentum

#### Auxiliary functions

#### Crystal field theory

- Crystal Field Theory: Stevens operators and Ho/Pt(111)
- mSASS part 1 – d
^{1}configuration in an octahedral field - mSASS part 2 – the d
^{1}configuration in an octahedral field with spin-orbit coupling