Mathematics II - Algebra and Combinatorics
Mathematics II - Algebra and Combinatorics is only given in Swedish, and more information can be found on the Swedish version of this page - click the little globe to the right of the course title.
You can also find the Swedish version of this page here
The course covers modular arithmetic, Euler's phi-function, Fermat's little theorem, the RSA algorithm, relations, something about graph theory, permutations, the concepts group, ring and field, polynomial equations over finite fields, group action and error-correcting codes.