code: def two_by_two_volume(det_bound):
      return 2 * np.sqrt(1.0 - det_bound)
  
file_path: probability/tensorflow_probability/python/distributions/internal/correlation_matrix_volumes_test.py
imports: import numpy
  import tensorflow.compat.v2
  from tensorflow_probability.python.distributions.internal import correlation_matrix_volumes_lib
  from tensorflow_probability.python.distributions.internal import statistical_testing
  from tensorflow_probability.python.internal import test_util
label_desc: Use image node_id 1 for calling a global function with example usage: two_by_two_volume(det_bound) and returns: unknown