PRI introduces a geometric interpretation of time dilation. Instead of viewing the Lorentz factor as an abstract quantity, it is interpreted as the inverse of eccentricity—linking motion, geometry, and time through the concept of the elliptical clock.

Three Frameworks of Gravity: A Side-by-Side Comparison. GPT’s Side-by-side comparison of the three gravity frameworks—Newtonian, Einsteinian, and PEI’s core-sourced framework—for readers who want to understand how they differ without ranking or dismissing any of them.