Petrarca writes the poems for soul’s beauty. 

For the arithmetic and new rules in the geometry science of measures the corps and calculating the volumes remains always Pitagora.

Instead P……. seduce us with his music. What is the name? In all exist an harmony.

1.( Pompilio, Pedro, Pietro, Puccini, Piccolini, Pompelmo, Paolo, Pangrattato, Pistacchio). The prize!!!