# Quaternion Addition = An Inertial Observer

summary:

Quaternion addition results in constant linear motion, the only motion covered in special relativity.
description:

Quaternion addition is the simplest of all math actions one can do. The animation is also easy to understand: a dot moves at a steady pace.
command:

q_graph -dir vp -out addition -loop 0 -box 2 -command 'q_add_n -2 2 -2 .5 .004 -.003 .0035 -.001 1000'

youtube link:

Addition
iPod downloads:

equation:

sage notebook:

quaternion addition
numbers: