//[astronomy](../../../index.md)/[io.github.cosinekitty.astronomy](../index.md)/[Vector](index.md)/[dot](dot.md) # dot infix fun [dot](dot.md)(other: [Vector](index.md)): [Double](https://kotlinlang.org/api/latest/jvm/stdlib/kotlin/-double/index.html) Takes the dot product of two vectors.