fix: minor docstring update

qiboteam · Oct 16, 2024 · 6c77fde · 6c77fde
1 parent 8c02e78
commit 6c77fde
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Showing 3 changed files with 4 additions and 4 deletions.
diff --git a/src/qibo/quantum_info/entanglement.py b/src/qibo/quantum_info/entanglement.py
@@ -138,7 +138,7 @@ def negativity(state, bipartition, backend=None):
         state (ndarray): statevector or density matrix.
         bipartition (list or tuple or ndarray): qubits in the subsystem to be traced out.
         backend (:class:`qibo.backends.abstract.Backend`, optional): backend to be used
-            in the execution. If ``None``, it uses :class:`qibo.backends.GlobalBackend`.
+            in the execution. If ``None``, it uses it uses the current backend.
             Defaults to ``None``.
 
     Returns:

diff --git a/src/qibo/quantum_info/linalg_operations.py b/src/qibo/quantum_info/linalg_operations.py
@@ -187,7 +187,7 @@ def partial_transpose(
         partition (Union[List[int], Tuple[int, ...]]): indices of qubits to be transposed.
         backend (:class:`qibo.backends.abstract.Backend`, optional): backend
             to be used in the execution. If ``None``, it uses
-            :class:`qibo.backends.GlobalBackend`. Defaults to ``None``.
+            it uses the current backend. Defaults to ``None``.
 
     Returns:
         ndarray: Partially transposed operator(s) :math:`\\O^{T_{B}}`.
@@ -316,7 +316,7 @@ def singular_value_decomposition(matrix, backend=None):
         matrix (ndarray): matrix whose SVD to calculate.
         backend (:class:`qibo.backends.abstract.Backend`, optional): backend
             to be used in the execution. If ``None``, it uses
-            :class:`qibo.backends.GlobalBackend`. Defaults to ``None``.
+            the current backend. Defaults to ``None``.
 
     Returns:
         ndarray, ndarray, ndarray: Singular value decomposition of :math:`A`, i.e.

diff --git a/src/qibo/quantum_info/metrics.py b/src/qibo/quantum_info/metrics.py
@@ -147,7 +147,7 @@ def hilbert_schmidt_inner_product(operator_A, operator_B, backend=None):
         operator_A (ndarray): operator :math:`A`.
         operator_B (ndarray): operator :math:`B`.
         backend (:class:`qibo.backends.abstract.Backend`, optional): backend to be used
-            in the execution. If ``None``, it uses :class:`qibo.backends.GlobalBackend`.
+            in the execution. If ``None``, it uses the current backend.
             Defaults to ``None``.
 
     Returns: