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COSH function in Excel

Returns the hyperbolic cosine of a number

=COSH(number)

COSH syntax and parameters

One argument, one required.

  • numbernumberRequired

    Any real number for which you want to find the hyperbolic cosine.

COSH examples

Formulas you'll actually reuse.

  1. Hyperbolic cosine — the catenary curve of a hanging cable:

    =COSH(B2)

    Result1.5431

  2. Height of a hanging cable at horizontal distance B2 with parameter B3:

    =B3 * COSH(B2 / B3)

    Result11.27

COSH in Google Sheets

Same name — your formula ports as-is.

Try COSH in the playground

Edit the example — nothing to install.

Preloaded with the COSH formula from Example 1 — change anything and watch it respond.

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Related functions

More ways Excel gets this done.