spirale aurea

############################# Video Source: www.youtube.com/watch?v=JcgkyudojDk

Costruzione della spirale aurea con Geogebra. La spirale aurea, inscritta in un rettangolo aureo, viene approssimata con archi di circonferenza. La spirale aurea è una spirale logaritmica con fattore di accrescimento pari al numero aureo 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