Roger Penrose - Is Mathematics Invented or Discovered?

Free access to Closer to Truth’s library of 5,000 videos: Mathematics describes the real world of atoms and acorns, stars and stairs, with remarkable precision. So is mathematics invented by humans just like chisels and hammers and pieces of music? Or is mathematics discovered—always out there, somewhere, like mysterious islands waiting to be found? Whatever mathematics is will help define reality itself. Watch more interviews on the origin of mathematics: