modifica
{ http://giovanninicco.com/mathwiki/?title=dimostrazioni [geometry] }
{ http://giovanninicco.com/mathwiki/?title=geometria [geometry] }
{ http://giovanninicco.com/mathwiki/?title=geometria2 [geometry] }
{ http://giovanninicco.com/mathwiki/?title=geometryCheatSheet [geometry] }
{ http://giovanninicco.com/mathwiki/?title=zirkelGeometry [geometry] }