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This issue accumulates `TwoQubitWeylDecomposition: failed to diagonalize M2` errors found by users .
To reproduce:
```python
from qiskit.quantum_info.synthesis import two_qubit_cnot_decompose
im…
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### Environment
- **Qiskit Terra version**: 0.20.0
- **Python version**: 3.9.5
- **Operating system**: Linux
### What is happening?
Fake backends' behavior is sometimes different from their cor…
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### Expected behavior
User-specified dtypes on the device are not considered in a wide variety of cases. The ones detailed below are just specific ones found by chance, a more systematic think-thro…
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I was trying to run simple quantum circuit performing binary classification on processors "rainbow and weber", but it throws an error. Is there any short example performing machine learning task on qu…
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**Describe the bug**
In some cases, when defining the input circuit with classical bits, the Estimator gives an ugly and not so comprehensible error message.
**Steps to reproduce**
Here is a smal…
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Update IBM Accelerator to use this `calibration` gate for pulse job submission.
The old method will be phased out 'by the end of December'.
> IBM Quantum has released pulse gates to all users o…
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在项目的Quantum/introduction/figures 目录下，有这张图片：intro-fig-IBMQ.png
大约是一台ibm原型机的图片。
请问这张图片来源是哪里，我准备放入一篇介绍量桨的文章里，做插图，可以吗 ？
另外在量桨的一些学习项目中，用到的一些图片都注明了来源（大多来自wiki），这样的图片在注明来源的情况下可以在文章中使用吧？
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### Expected behavior
The property `QuantumTape.diagonalizing_gates` always either returns the correct diagonalizing gates or raises an error (warning) if they are unknown.
### Actual behavior
When…
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### Informations
qiskit 0.43.1 pypi_0 pypi
qiskit-aer 0.12.1 pypi_0 pypi
qiskit-ibm-provider 0.5.2 …
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### Is your feature request related to a problem? Please describe.
QRAND will make requests to quantum backends in order to randomly generate numbers. These requests (i.e. jobs) will have a unique id…