---
title: "vacoshf(_:)"
framework: accelerate
role: symbol
role_heading: Function
path: "accelerate/vacoshf(_:)"
---

# vacoshf(_:)

For each vector element, calculates the inverse hyperbolic cosine of X.

## Declaration

```swift
func vacoshf(_: vFloat) -> vFloat
```

## See Also

### Hyperbolic Functions (from vfp.h)

- [vsinhf(_:)](accelerate/vsinhf(_:).md)
- [vcoshf(_:)](accelerate/vcoshf(_:).md)
- [vtanhf(_:)](accelerate/vtanhf(_:).md)
- [vasinhf(_:)](accelerate/vasinhf(_:).md)
- [vatanhf(_:)](accelerate/vatanhf(_:).md)