(mathematics) A function whose value for the complex number z is one-half the sum of the exponential of z and the exponential of -z. Abbreviated cosh.
hyperbolic cosine
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 | cosh (abbreviation) |
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Mentioned in
- cosh (abbreviation)
- arc-hyperbolic cosine (mathematics)
- hyperbolic cotangent (mathematics)
- hyperbolic secant (mathematics)
