Graphmath.Quatern.dot

You're seeing just the function dot, go back to Graphmath.Quatern module for more information.

dot(lhs, rhs)

dot(quatern(), quatern()) :: float()

dot(lhs, rhs) returns a float resultant of the dot product bectween two quaterns.

lhs is a quatern

rhs is a quatern

It returns a float representing the dot product.