發送短信 : Physics-informed neural networks with non-differentiable loss

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