Today buildings, constructions and machines are almost all the time designed by computer-generated diagrams of inner forces. One of the abilities required by an engineer is to verify the outcomes of an evaluation and to identify inner pressure diagrams that may not be right. This is why the Sc...
Appell is a language studying app. Its aim is to support students during their language courses. Typical supporting tools are cloze workouts, MC-Quizzes, translations, voice records, video data and far more.