Machine Learning, Deep Learning, Artificial Intelligence, Mathematics, Physics.
x_f.requires_grad = True f = f(t_f, x_f) l1 = loss(u, u_true) l2 = loss(f, torch.zeros_like(f)) l = l1 + l2 return l The authors in the paper have used a nine-layered NN containing 20 neurons each with a hyperbolic tangent (tanh) activation function. They used 10,000 collocation points generated