發送短信 : Preconditioned IDR(s) iterative solver for non-symmetric linear system associated with FEM analysis of shallow foundation

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