Kreiszahl
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German
[edit]Etymology
[edit]Kreis (“circle”) Zahl (“number”)
Pronunciation
[edit]Noun
[edit]Kreiszahl f (genitive Kreiszahl, no plural)
- (mathematics) the number π (an irrational constant representing the ratio of a circle's circumference to its diameter in Euclidean geometry; approximately 3.14159...)
- Synonyms: π, Pi, Archimedes-Konstante, Kreiskonstante, ludolfsche Zahl, Ludolfzahl
Declension
[edit]Declension of Kreiszahl [sg-only, feminine]