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

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Text this: On kirchhoff's model of parabolic type