---
title: reducedPrecisionFastMath
framework: metalperformanceshadersgraph
role: symbol
role_heading: Instance Property
path: metalperformanceshadersgraph/mpsgraphcompilationdescriptor/reducedprecisionfastmath
---

# reducedPrecisionFastMath

Across the executable allow reduced precision fast math optimizations.

## Declaration

```swift
var reducedPrecisionFastMath: MPSGraphReducedPrecisionFastMath { get set }
```