thanks for reply. but I can not run the given script in the doc ( torch.lt(torch.tensor([[1, 2], [3, 4]]), torch.tensor([[1, 1], [4, 4]])) ) ?

besides, i do not understand the method very much according to the result.
why result return “tensor([[ 0,  0],
[ 1,  0]], dtype=torch.uint8)”