Physics
Time Dilation
t = t₀ / √(1 − v²/c²)

A moving clock ticks slow by the Lorentz factor γ, which starts at one and races off toward infinity as the speed nears c.
Computed & rendered in pure C# on the frozen OnlyCSharp 1.8 library — animation baked to GIF with the library's own
Gif encoder (no GPU, no ffmpeg, no external packages).