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The current gradient framework [tutorial](https://github.com/Qiskit/qiskit-tutorials/blob/master/tutorials/operators/02_gradients_framework.ipynb) has not been updated to show the implementation using…
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### Feature details
A single-qubit unitary matrix $U$ can be decomposed into X, Y, and Z rotations. In PennyLane, it is possible to perform the [`zyz_decomposition`](https://docs.pennylane.ai/en/stab…
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A future chapter of the book will discuss color codes.
Implement the syndrome measurements for the [color code](https://errorcorrectionzoo.org/c/color) in [stac](https://github.com/abdullahkhalids/…
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### Feature details
PennyLane has growing support for qutrit-based calculations, with the addition of a [`default.qutrit`](https://docs.pennylane.ai/en/stable/code/api/pennylane.devices.default_qutri…
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Create a tutorial in `qiskit.algorithms` to show how to use the new `time_evolvers.variational` package.
The tutorial should introduce variational quantum imaginary and real time evolution based o…
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## Expected Behavior
I'm trying to apply a channel to a state, but the channel is not preserving the trace. Could I be using the functions incorrectly or is there a bug? Thanks.
```
from toqito…
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## Installation Instructions
I think the installation instructions for contributors are incomplete.
At [this link](https://toqito.readthedocs.io/en/latest/getting_started.html#contributing), cont…
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in random_density_matrix the code
```
# Haar / Hilbert-Schmidt measure.
gin = np.random.rand(dim, k_param)
if not is_real:
gin = gin + 1j * np.random.rand(dim, k_param)
…
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https://github.com/qiskit-community/qiskit-braket-provider/blob/1f64aaeceb241df3eb10e696f1e5034e73c1d712/qiskit_braket_provider/providers/braket_job.py#L63
**Make sure that `AWSBraketJob` remains a…
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