/features/usercases/scientists
First paragraph is center justified while all others are left justified
First paragraph proof reading
repositories contain the newest available versions
The sentence reads/sounds weird to me. Would it be better replacing newest with latest?
If it should be newest then the word available should be removed as newest and available is a double expresso.
presentations with included math-forumulas
The word forumulas should be formulas
Third paragraph proof reading
No additional software is need as all needed build-tools are pre-installed
The grammatical construction will be better if the word need is replaced with required like
No additional software is required as all needed build-tools are pre-installed
Fourth paragraph proof reading
The repositories are extended further by the Arch User Repository (AUR), that contains build-scripts that generate packages.
Grammatical construction change to
The available repositories are extended further by the Arch User Repository (AUR), which contains build-scripts to generate packages.
Included is Yaourt that handles the building
Yaourt is a deprecated CLI and could be replaced with Pamac.