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Definition 2024

hyperbolic_cosine

hyperbolic cosine

English

Noun

hyperbolic cosine ‎(plural hyperbolic cosines)

(mathematics) a hyperbolic function that is written in symbol cosh and defined as the following: $\cosh(x)={\tfrac {1}{2}}(e^{x}+e^{-x})$

Translations

hyperbolic function

Finnish: hyperbolinen kosini
French: cosinus hyperbolique m
Icelandic: breiðbogakósínus m

Japanese: ハイパボリックコサイン ‎(haipaborikku kosain), 双曲余弦 ‎(sōkyoku yogen)
Polish: cosinus hiperboliczny m
Russian: гиперболи́ческий ко́синус m ‎(giperbolíčeskij kósinus)
Swedish: cosinus hyperbolicus c

See also

hyperbolic sine