Close-up on a pseudo-octonionic Mandelbrot set (a 'Mandelbulb') -tridimensional cross-section- [Agrandissement d'un ensemble de Mandelbrot dans l'ensemble des pseudo-octonions (un 'Mandelbulb') -section tridimensionnelle-].
See the close-up on this pseudo-octonionic Mandelbrot set:
See a first close-up set with an increasing zoom ratio from left to right (possibly including this one):