cirq.testing.random_density_matrix

Returns a random density matrix distributed with Hilbert-Schmidt measure.

Main aliases

cirq.testing.lin_alg_utils.random_density_matrix

cirq.testing.random_density_matrix(
    dim: int, *, random_state: 'cirq.RANDOM_STATE_OR_SEED_LIKE' = None
) -> np.ndarray

Args
`dim`	The width and height of the matrix.
`random_state`	A seed to use for random number generation.

Returns
The sampled density matrix.

Reference
'Random Bures mixed states and the distribution of their purity' https://arxiv.org/abs/0909.5094

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Last updated 2023-07-19 UTC.

Args