{"version":"1.0","type":"link","provider_name":"Hardcover","provider_url":"https://hardcover.app","cache_age":86400,"title":"Maths Squared","url":"https://hardcover.app/books/maths-squared","description":"Everybody knows and understands Pythagoras\u0026#39; theorem, but Maths Squared introduces you to the world of Einstein\u0026#39;s relativity theory, Euclidean geometry, and the butterfly effect.","author_name":"Rachel Thomas","author_url":"https://hardcover.app/authors/rachel-thomas","thumbnail_url":"https://assets.hardcover.app/edition/31670262/0e8a450037b6a0b1eb270754c1f989a4225c4da7.jpeg","thumbnail_width":417,"thumbnail_height":500}