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

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Text this: Limit states of materials and structures : direct methods