Emendatio ex 14:10, 27 Martii 2009 recensere VolkovBot (disputatio \| conlationes) 58 755 edits m bot mutat: fr:Leonardo Fibonacci ← Differentia superior		Emendatio ex 20:14, 27 Martii 2009 recensere abrogare Andrew Dalby (disputatio \| conlationes) Grapheocrates, Magistratus 315 809 edits mNo edit summary Differentia proxima →
Linea 16: == Vita == Natus est Leonardus [[~~Pisa~~Pisae\|Pisis]] circa annum [[1170]]. Gulielmo patri fuit nomen ''Bonaccio'' ('sincerus, inconditus') per ludibrium datum. Alessandra mater obiit nono Leonardi anno. Leonardus solum post mortem nomen ''Fibonacci,'' ex ''filius Bonacci,'' accepit.<ref>Vide ''Libri Abaci'' incipium: "Incipit liber Abaci Compositus a leonardo '''filio Bonacij''' Pisano" ([[Wikisource:La:Liber abbaci - Prologus\|"Prologus" of the ''Liber Ab(b)aci'' at Latin Wikisource]]).</ref> <!-- Guglielmo directed a trading post (by some accounts he was the consultant for Pisa) in [[Bugia]], a port east of Algiers in the [[Almohad]] dynasty's sultanate in [[North Africa]] (now [[Bejaia]], [[Algeria]]). As a young boy, Leonardo traveled there to help him. This is where he learned about the [[Hindu-Arabic numeral system]].

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