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

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Text this: Ideal invisibility cloak for heat flow