---
title: atanhl
framework: Kernel
role: symbol
role_heading: Function
platforms: [macOS 10.10+]
path: kernel/1557230-atanhl
---

# atanhl

## Declaration

```occ
long double atanhl(long double);
```

## See Also

### Arctangent

- [atanh](kernel/1557372-atanh.md)
- [atan](kernel/1557165-atan.md)
- [atan2](kernel/1557368-atan2.md)
- [atan2f](kernel/1557144-atan2f.md)
- [atan2l](kernel/1557326-atan2l.md)
- [atanf](kernel/1557247-atanf.md)
- [atanhf](kernel/1557262-atanhf.md)
- [atanl](kernel/1557198-atanl.md)