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| | Indexes | Syntax | >> Prelude << | Ratio | Complex | Numeric | Ix | Array | List | Maybe | Char | Monad | IO | Directory | System | Time | Locale | CPUTime | Random |
| Module: | Prelude |
|---|---|
| Function: | atanh |
| Type: | Floating a => a -> a |
| Class: | Floating |
| Description: | inverse hyperbolic tangent |
| Related: | acos, acosh, asin, asinh, atan, cos, cosh, sin, sinh, tan, tanh |
| Keywords: | tangent hyperbolic inverse, trigonometry |
| MATHWORLD | Inverse Hyperbolic Tangent |
Input: atanh 0.5
Output: 0.549306