< Futurebasic < Language < Reference 
      COSH function
COSH
Function
✔ Appearance ✔ Standard ✔ Console
Syntax
result# = COSH(expr)
Description
Returns the hyperbolic cosine of expr. COSH always returns a double-precision result.
Note:
| ex + e-x | ||
| COSH(x)is defined as: |  | |
| 
2 | 
See Also
    This article is issued from Wikibooks. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.