Function reference · Trigonometry
asech
Computes the principal inverse hyperbolic secant.
asech is evaluated through reciprocal inverse-hyperbolic identities when possible; otherwise it remains symbolic.
Examples
These examples use Nerdamer Notation.
Evaluate an inverse hyperbolic secant at a simple value.
asech(1)Interfaces
The same operation is available through the interfaces below.
Nerdamer Notation
Use this form inside input passed to nerdamer(...).
asech(arg1)nerdamer.asech
Call the operation through the default nerdamer import.
nerdamer.asech(x: ExpressionInput): ExpressionParameters
| Name | Type | Description |
|---|---|---|
x | ExpressionInput | The input expression (domain `(0, 1]` for real results). |
Returns
Expression — The inverse hyperbolic secant of `x`.