أرسل هذا في رسالة قصيرة: How well can you know the edge of a quantum pyramid?

  _____      ___      ______   _    _     ______  
 / ____||   / _ \\   /_   _// | || | ||  /_   _// 
/ //---`'  | / \ ||    | ||   | || | ||    | ||   
\ \\___    | \_/ ||   _| ||   | \\_/ ||   _| ||   
 \_____||   \___//   /__//     \____//   /__//    
  `----`    `---`    `--`       `---`    `--`