Mandelbrot Set - Fractal Explorer

Explore the most famous fractal pattern - iterative computation on the complex plane

Center: -0.5, 0 | Zoom: 1x

Iteration Formula

zn+1 = zn2 + c
Escape Condition: |zn| > 2

Instructions

  • Scroll/Pinch: Zoom in/out
  • Drag: Pan view
  • Touch gestures supported

What is the Mandelbrot Set?

The Mandelbrot set is the most famous fractal pattern, popularized by mathematician Benoit Mandelbrot in 1980. It is defined as the set of all complex numbers c for which the iterative formula z_{n+1} = z_n^2 + c does not diverge to infinity.

How the Iteration Algorithm Works

For each point c on the complex plane, we start with zā‚€ = 0 and repeatedly apply the iteration formula z_{n+1} = z_n^2 + c. If |z_n| remains bounded (≤ 2) after sufficient iterations, the point belongs to the Mandelbrot set (shown in black). If |z_n| exceeds 2, the point escapes to infinity, and we color it based on escape speed (iteration count).

Why is it a Fractal?

The Mandelbrot set exhibits self-similarity - no matter how much you zoom in, you'll see similar structures and patterns. Its boundary is infinitely complex with a non-integer dimension (Hausdorff dimension ā‰ˆ 2). This infinite nested complexity makes the Mandelbrot set a classic example in chaos theory and fractal geometry.

Applications

Exploration Tips

Explore boundary regions for the richest details. Classic interesting areas include: Seahorse Valley (left side), Elephant Valley (bottom center), Triple Valley (top). Increasing iterations reveals finer edge details but reduces rendering speed.