Explore the fascinating world of fractal mathematics in this 21-minute TED talk by renowned mathematician Benoit Mandelbrot. Delve into the concept of roughness and its extreme complexity, as Mandelbrot expands on ideas he first presented at TED in 1984. Discover how fractal math can reveal order within seemingly chaotic patterns, offering a new perspective on the intricate structures found in nature and mathematics. Gain insights from this legendary figure in the field as he demonstrates the power of fractals to uncover hidden patterns in complex systems.