|---| | [ View source on GitHub](https://github.com/tensorflow/tensorflow/blob/v2.21.0/tensorflow/python/ops/numpy_ops/np_math_ops.py#L1054-L1086) | TensorFlow variant of NumPy's `diff`. tf.experimental.numpy.diff( a, n=1, axis=-1 ) Unsupported arguments: `prepend`, `append`. See the NumPy documentation for [`numpy.diff`](https://numpy.org/doc/stable/reference/generated/numpy.diff.html).