Relativity Variables: Velocity, Doppler-Bondi k, and Rapidity

Traditional presentations of special relativity place emphasis…

Relativity on Rotated Graph Paper

This Insight is a follow up to my earlier tutorial Insight (Spacetime…

Spacetime Diagrams of Light Clocks

We demonstrate a method for constructing spacetime diagrams for…

LightCone7Combo Tutorial Part II - Charts

Part I dealt with the basic user interface of LightCone7Combo.…