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

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發送短信 : Large deflection of simple variable-arc-length beam subjected to a point load