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 _    _     ______   ______     ______   __   _   
| |  | ||  /_   _// |      \\  /_   _// | || | || 
| |/\| ||   -| ||-  |  --  //   -| ||-  | '--' || 
|  /\  ||   _| ||_  |  --  \\   _| ||_  | .--. || 
|_// \_||  /_____// |______//  /_____// |_|| |_|| 
`-`   `-`  `-----`  `------`   `-----`  `-`  `-`

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Text this: Spherical cloaking with homogeneous isotropic multilayered structures