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sym.acosh
Computes the inverse hyperbolic cosine of a symbolic expression.
Syntax
sym.acosh(x)
Description
Computes the inverse hyperbolic cosine of a symbolic expression. Returns the non-negative value y such that cosh(y) = x. Also known as the area hyperbolic cosine: acosh(x) = ln(x + √(x² - 1)).
Parameters
| Name | Description |
|---|---|
| x | - The argument (x ≥ 1 for real results). |
Returns
Expr