{"version":"1.0","type":"link","title":"Reduction compass - Newikis","description":"The reduction compass or proportional dividers is a geometry tool with asymmetric-length branches to allow performing homothetic transformations, reproducing a pattern while enlarging or reducing its size and conserving angles. It was invented by Fabrizio Mordente before 1567.","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/d/d4/Compasso_di_riduzione_%28r%29.jpg/1280px-Compasso_di_riduzione_%28r%29.jpg","thumbnail_width":1280,"thumbnail_height":557}