# simd_float1 A vector of one 32-bit floating-point element. ``` typealias simd_float1 = Float ``` ## Topics ### Common Functions [`step(_:edge:)`](/documentation/simd/step(_:edge:)-7md5f) Returns zero for each element in a vector less than a specified edge; one otherwise. [`simd_step(_:_:)`](/documentation/simd/simd_step(_:_:)-7127e) Returns zero for each element in a vector less than a specified edge; one otherwise. [`simd_clamp(_:_:_:)`](/documentation/simd/simd_clamp(_:_:_:)-8f4ck) Returns each element in a vector clamped to a specified range. [`simd_fract(_:)`](/documentation/simd/simd_fract(_:)-1ws2w) Returns the fractional part of each element in a vector. [`sign(_:)`](/documentation/simd/sign(_:)-iw0p) Returns the sign of each element in a vector. [`simd_sign(_:)`](/documentation/simd/simd_sign(_:)-9380i) Returns the sign of each element in a vector. ### Interpolation Functions [`simd_mix(_:_:_:)`](/documentation/simd/simd_mix(_:_:_:)-3i6gv) Returns an element-wise linearly interpolated value between two vectors. [`simd_smoothstep(_:_:_:)`](/documentation/simd/simd_smoothstep(_:_:_:)-993b1) Returns an element-wise smoothly interpolated value between two vectors. ### Extrema Functions [`simd_min(_:_:)`](/documentation/simd/simd_min(_:_:)-8o17r) Returns the minimum value of each element in a vector. [`simd_max(_:_:)`](/documentation/simd/simd_max(_:_:)-7wj2s) Returns the maximum value of each element in a vector. ### Reciprocal and Reciprocal Square Root Functions [`recip(_:)`](/documentation/simd/recip(_:)-8b743) Returns the reciprocal of each element in a vector. [`simd_recip(_:)`](/documentation/simd/simd_recip(_:)-7ylar) Returns the reciprocal of each element in a vector. [`simd_fast_recip(_:)`](/documentation/simd/simd_fast_recip(_:)-1hpi) Returns the fast reciprocal of each element in a vector. [`simd_precise_recip(_:)`](/documentation/simd/simd_precise_recip(_:)-6qbmp) Returns the precise reciprocal of each element in a vector. [`rsqrt(_:)`](/documentation/simd/rsqrt(_:)-7h1cq) Returns the reciprocal square root of each element in a vector. [`simd_rsqrt(_:)`](/documentation/simd/simd_rsqrt(_:)-4yg08) Returns the reciprocal square root of each element in a vector. [`simd_fast_rsqrt(_:)`](/documentation/simd/simd_fast_rsqrt(_:)-43uag) Returns the fast reciprocal square root of each element in a vector. [`simd_precise_rsqrt(_:)`](/documentation/simd/simd_precise_rsqrt(_:)-5flt4) Returns the precise reciprocal square root of each element in a vector. ### Math Functions [`simd_muladd(_:_:_:)`](/documentation/simd/simd_muladd(_:_:_:)-2pepd) Returns the multiply-add result for corresponding elements in three vectors. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)