The mastermath courses Algebraic Geometry 1 and Commutative Algebra. 
The language of modules and categories (for example as in the Intensive Course offered as video lectures in mastermath).

Aim of the course
To offer basic knowledge of sheaves, schemes and cohomology. We also intend to provide more background where needed and to discuss some applications.

Prof. dr. C. Faber and dr. R. de Jong