{"type":"rich","version":"1.0","title":"**Số thực**","provider_name":"Coggle","provider_url":"https://coggle.it","thumbnail_url":"https://static.coggle.it/diagram/ZwZAlkBzU4Yjv2NS/thumbnail","width":1920,"height":1200,"html":"<iframe width=\"1920\" height=\"1200\" src=\"https://embed.coggle.it/diagram/670640964073538623bf6352\" frameborder=\"0\" allowfullscreen></iframe>"}