Mathematik verständlich - Zahlenbereiche, Mengenlehre, Algebra, Geometrie, Wahrscheinlichkeitsrechnung, Kaufmännisches Rechnen (Moderner Ratgeber)

The items bear minimal signs of past use, such as light scratches or memories in the form of markings. These signs of wear give the items a charming character and tell stories of their previous owners, while not affecting their functionality.