When did Leonardo Fibonacci draw a portrait?

A portrait of Leonardo Fibonacci, drawn before 1905; See page for author, Public domain, via Wikimedia Commons Leonardo of Pisa used an example of rabbits where if you couple two rabbits, one female and one male, and leave the rabbits to reproduce, it will result in one female and one male appearing again in the litter.

How do you draw squares using Fibonacci?

Gather your materials, making sure that you have everything––the list of what is needed is found in the Things You'll Need section below all the steps. Draw squares using the Fibonacci sequence. This works by adding the two previous numbers: You get the next one starting from 0 and 1; so, it goes 0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, etc.

Who used the Fibonacci sequence in art?

Another artist of the Italian Renaissance who used the Fibonacci sequence in art is Raffaello Sanzio da Urbino (1483-1520), better known as Raphael, whose works were a direct reference to the use of the golden ratio in painting.