[ 0.2260, -3.4509, -1.2086,  6.8990],
              [ 0.1322,  4.9764, -0.9564,  5.3484],
              [-0.2278, -0.1068, -1.4678,  6.3938]])
  >>> torch.div(a, b, rounding_mode='trunc')
  tensor([[-0., -6.,  0.,  1.],
          [ 0., -3., -1.,  6.],
          [ 0.,  4., -0.,  5.],
          [-0., -0., -1.,  6.]])

  >>> torch.div(a, b, rounding_mode='floor')
  tensor([[-1., -7.,  0.,  1.],
          [ 0., -4., -2.,  6.],
          [ 0.,  4., -1.,  5.],
          [-1., -1., -2.,  6.]])
