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            _____     _____    _    _    _    _   
  ____     |  ___||  /  ___|| | || | || | \  / || 
 |    \\   | ||__   | // __   | || | || |  \/  || 
 | [] ||   | ||__   | \\_\ || | \\_/ || | .  . || 
 |  __//   |_____||  \____//   \____//  |_|\/|_|| 
 |_|`-`    `-----`    `---`     `---`   `-`  `-`  
 `-`

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Text this: Buckling failure of rectangular oil tank with corrugated wall