Development of modern software systems consists of many different phases, the sequence
of whom is referred to as the software life cycle. During these phases, business analysts …

When new products are introduced, the ability to deploy them quickly on the market is the
key to their success. In this paper, we discuss an approach for data modeling used in the …

Modelowanie jest jednym z istotnych etapów tworzenia każdego systemu. Podczas
projektowania systemów informatycznych wykorzystywane są różne notacje ułatwiające …

The key software engineering problems nowadays are: lack of software developers,
insufficient quality of software products, and high software cost. Even widespread and well …