cirq.is_cptp
Determines if a channel is completely positive trace preserving (CPTP).
cirq.is_cptp(
*,
kraus_ops: Sequence[np.ndarray],
rtol: float = 1e-05,
atol: float = 1e-08
)
A channel composed of Kraus operators K[0:n] is a CPTP map if the sum of
the products adjoint(K[i]) * K[i]) is equal to 1.
Args |
|---|
kraus_ops
|
The Kraus operators of the channel to check.
|
rtol
|
The relative tolerance on equality.
|
atol
|
The absolute tolerance on equality.
|
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Last updated 2024-06-27 UTC.
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