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Improving docs

master
Pete Shadbolt 8 lat temu
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c4c33f0466
1 zmienionych plików z 14 dodań i 3 usunięć
  1. +14
    -3
      abp/graphstate.py

+ 14
- 3
abp/graphstate.py Wyświetl plik

@@ -176,10 +176,21 @@ class GraphState(object):
:param node: The name of the qubit to measure.
:param basis: The basis in which to measure.
:type basis: :math:`\in` ``{"px", "py", "pz"}``
:param force: Measurements in quantum mechanics are probabilistic. If you want to force a particular outcome, use the ``force``.
:param force: Forces the measurement outcome.
:type force: boolean
:param detail: Provide detailed information
:param detail: Get detailed information.
:type detail: boolean
Measurements in quantum mechanics are probabilistic. If you want to force a particular outcome :math:`\in\{0, 1\}`, use ``force``.

You can get more information by setting ``detail=True``, in which case ``measure()`` returns a dictionary with the following keys:

- ``outcome``: the measurement outcome.
- ``determinate``: indicates whether the outcome was determinate or random. For example, measuring :math:`|0\\rangle` in :math:`\sigma_x` always gives a deterministic outcome. ``determinate`` is overridden by ``force`` -- forced outcomes are always determinate.
- ``conjugated_basis``: The index of the measurement operator, rotated by the vertex operator of the measured node, i.e. :math:`U_\\text{vop} \sigma_m U_\\text{vop}^\dagger`.
- ``phase``: The phase of the cojugated basis, :math:`\pm 1`.
- ``node``: The name of the measured node.
- ``force``: The value of ``force``.

"""
basis = clifford.by_name[basis]
@@ -206,7 +217,7 @@ class GraphState(object):
result = not result

if detail:
return {"result": int(result),
return {"outcome": int(result),
"determinate": (determinate or force!=None),
"conjugated_basis": basis,
"phase": phase,


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