About Mini Mandelbrot
One of the strangest properties of the Mandelbrot set is that it is full of perfect miniature copies of itself, called minibrots. They are not approximate — every minibrot is a topologically faithful copy with its own cardioid, period-2 bulb, antennas, and an entire family of even smaller minibrots inside. This particular minibrot sits along the real axis near c ≈ −1.749, in the period-3 region of the set. It is one of the easiest to find: you only need a modest zoom to see it clearly. Once you do, try zooming into its boundary — you will discover that the same Seahorse and Elephant valleys appear at this scale too, and at every scale below.
About the Mandelbrot set
The Mandelbrot set is the set of complex numbersc for which the iteration zn+1 = zn2 + c does not escape to infinity. Its boundary is a fractal of infinite detail: every region you zoom into reveals new spirals, dendrites, and miniature copies of the entire set. Mini Mandelbrot is one of the most recognizable patterns in this boundary.
How Mandelbro renders this view
At this zoom level, Mandelbro uses standard double-precision rendering with a parallel pool of Web Workers — every CPU core in your device runs the escape-time algorithm in parallel on a slice of the viewport. Push the zoom another twelve orders of magnitude in and the renderer automatically switches to its perturbation pipeline, which uses one high-precision reference orbit to keep deep zooms sharp. See how Mandelbro works for the full explanation.