Declension of the word "quantentheorie"

Singular and plural for Quantentheorie, f, female declension     translation to English quantum theory

Singular
Plural
Singular
Nominativ (Wer? Was?)
die Quantentheorie
die Quantentheorien
Genitiv (Wessen?)
der Quantentheorie
der Quantentheorien
Dativ (Wem?)
der Quantentheorie
den Quantentheorien
Akkusativ (Wen? Was?)
die Quantentheorie
die Quantentheorien
Plural
die Quantentheorien
der Quantentheorien
den Quantentheorien
die Quantentheorien
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