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            ______   _    _    __   __    ____    
  ____     /_   _// | |  | ||  \ \\/ //  |  _ \\  
 |    \\    -| ||-  | |/\| ||   \ ` //   | |_| || 
 | [] ||    _| ||_  |  /\  ||    | ||    | .  //  
 |  __//   /_____// |_// \_||    |_||    |_|\_\\  
 |_|`-`    `-----`  `-`   `-`    `-`'    `-` --`  
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Text this: Thermoacoustic instability of a laminar premixed flame in Rijke tube with a hydrodynamic region