|Number (Anzahl, amount): Result of counting unlike a number that has not yet been determined. Frege used "Anzahl" (amount) to define numbers.|
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Number of/Anzahl/Frege: term - Number/Frege: object.
Number of/Anzahl/Frege: is no multiplicity. - That would exclude 0 and 1.
Def Number of/Frege: the number which belongs to the concept F, the scope of the term is "the same number (of) as the concept F".
Scope/Term scope/Frege: if the straight line a is parallel to the straight line b, the scope of the term "straight line parallel to the line a" is equal to the scope of the term "straight line parallel to the line b" and vice versa - Scope equality.
Number of / Frege: belongs to a concept. - E.g. the term F - it is then the scope of the term -"equal in number to the term F".
Number/Fall under/covered by/Frege: objects fall under concepts - contrast: numbers (of) belong to terms - number of = term scope.
Die Grundlagen der Arithmetik Stuttgart 1987
Funktion, Begriff, Bedeutung Göttingen 1994
Logische Untersuchungen Göttingen 1993