This paper provides a brief survey of normal forms and results in this area. Moreover, it defines a new class of normal forms - of the multiplicative ones - which are studied from the approximation point of view in the context of the previous normal forms.
This paper provides a brief survey of normal forms and results in this area. Moreover, it defines a new class of normal forms - of the multiplicative ones - which are studied from the approximation point of view in the context of the previous normal forms. (en)
Tento článek podává stručný přehled normálních forem a výsledků v této oblasti. Navíc je definována nová třída multiplikativních normálních forem, která je studována z aproximačního hlediska v kontextu známých normálních forem. (cs)