---
name: "wn_dot_vects"
section: "3"
platform: "linux"
package: "libwn-dev"
version: "6.0-17"
release: "Debian 4.0 (Etch)"
platforms: ["linux"]
url: "https://new.carta.tech/wndot"
---

# wn\_dot\_vects(3)

fast vector dot product

Part of [wndot(3)](/wndot/3.md).

## NAME

wn\_dot\_vects - fast vector dot product

## SYNOPSIS

```
#include <wn/wnvect.h>

double wn_dot_vects(double *vect1,double *vect2,int len)
```

## DESCRIPTION

Vector dot product, coded to be especially fast.

## SEE ALSO

wnvadd, wnvnrm

## AUTHOR

Will Naylor