its main purpose is to explain the underlying order that is present in organic cities. It was
found that this order is emergent (bottom-up), a product of a self-organization, a fractal
geometry that characterizes the geometries of Nature which is substantially different from the
visual order (top-down) we are used to look at our cities. The biological metaphor in city
planning has been used since the sixteenth century. However, this analogy has been made …