Scale factor between the circles is at golden ratio.
The number of the circles with the same size follow the Fibonacci sequence.
Scale factor between the circles is at golden ratio.
The number of the circles with the same size follow the Fibonacci sequence.
Great I love is this picture !
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Nathalie from <a href="http://www.lyonmetropole.com/lyon/seminaire-entreprise-lyon.html">Lyon</a>