class_docstr: Encapsulates a Unitary Linear Operator.
class_docstr_tok: ["Encapsulates","a","Unitary","Linear","Operator","."]
code: def _log_abs_determinant(self):
      # A unitary operator has eigenvalues with unit norm, and hence log|det(U)|
      # is 1.
      return tf.zeros(shape=self.batch_shape_tensor(), dtype=self.dtype)
  
file_path: probability/tensorflow_probability/python/experimental/linalg/linear_operator_unitary.py
imports: import tensorflow.compat.v2
  from tensorflow_probability.python.internal import tensor_util
label_desc: Use image node_id 8 for calling the LinearOperatorUnitary obj's underlying member method code with example usage: obj._log_abs_determinant() and returns: tf