[c.math.hypot3]

# 29 Numerics library [[numerics]](./#numerics)

## 29.7 Mathematical functions for floating-point types [[c.math]](c.math#hypot3)

### 29.7.3 Three-dimensional hypotenuse [c.math.hypot3]

[ð](#lib:hypot,3-argument_form)

`constexpr floating-point-type hypot(floating-point-type x, floating-point-type y,
                                    floating-point-type z);
`

[1](#1)

[#](http://github.com/Eelis/draft/tree/9adde4bc1c62ec234483e63ea3b70a59724c745a/source/numerics.tex#L9897)

*Returns*: âx2+y2+z2[.](#1.sentence-1)
