python pytorch Tensors Skip to the problems! What's a Tensor?¶ In a general sense, a tensor is a one-dimensional or multidimensional array. In PyTorch, a Tensor behaviors very similarly to NumPy ndarray. What's autograd?¶ torch.autograd is PyTorch’s automatic differentiation engine. Previous Next Was this page helpful? Thanks for your feedback! Thanks for your feedback! Help us improve this page by using our feedback form.