{"type":"rich","version":"1.0","title":"**Le operazioni con gli insiemi.** *4","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/XB0IvLPrGRLPjfIt/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/5c1d08bcb3eb1912cf8df22d\" frameborder=\"0\" allowfullscreen></iframe>"}