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</html><description>Galileo Galilei, en su obra Il Saggiatore escribi&#xF3;: &#x201C;La filosofia &#xE8; scritta in questo grandissimo libro che continuamente ci sta &#xA0;aperto innanzi a gli occhi (io dico l&#x2019;universo), ma non si pu&#xF2; intendere se prima non s&#x2019;impara a intender la lingua, e conoscer i caratteri, ne&#x2019; qua li &#xE8; scritto. Egli &#xE8; scritto in lingua matematica, e i caratteri son triangoli, cerchi, ed altre figure geometriche, senza i quali mezi &#xE8; impossibile a&#xA0; intenderne&#xA0; umanamente&#xA0; parola;&#xA0; senza&#xA0; questi&#xA0; &#xE8;&#xA0; un&#xA0; a ggirarsi&#xA0; vanamente&#xA0; per&#xA0; un&#xA0; oscuro laberinto&#x201D;. &#xA0;Puesto que &#x201C;el gran libro de la naturaleza est&#xE1; escrito en el lenguaje&#x2026;</description><thumbnail_url>http://www.madrimasd.org/blogs/matematicas/files/2017/04/lossy-page1-419px-Il_saggiatore_di_Galileo_Galilei_Roma_1623.tif_-209x300.jpg</thumbnail_url></oembed>
