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I recently came across the parallel "Jumbo converters" in [ioChem-BD](https://docs.iochem-bd.org/en/latest/conversion-cml.html) for quantum chemistry code outputs to CML ([Java codebase](https://gitla…
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I'm opening this issue to track known issues with running the tutorials on Colab and discussing potential solutions:
- Colab installation is slow: The tutorials currently install deepchem as in thi…
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### Expected behavior
When using `PrepSelPrep` in a circuit, differentiation with autograd and torch should give the same result:
```python
import pennylane as qml
from pennylane import numpy …
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### Expected behavior
I apologize for reposting this issue from the forum [https://discuss.pennylane.ai/t/memory-leak-in-when-using-lighning-kokkos-device/5218](url), but this issue is a major roadbl…
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Currently the SAD guess is read from 2 files:
- The basis set file in DALTON format (I believe) in `O.bas`
- The atomic density in `O.dens`
The two can be unified into a single JSON file `O.json` t…
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Hey,
I am currently trying to test if I could derive a formula which I needed for my quantum chemistry programme with SymPy.
My current problems are:
- I am unsure how the best way to repres…
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## Description
Improve API and tests and code utilities of the existing Model Hamiltonian package.
## :books: Package Description and Impact
In many cases, the true many-electron Hamiltonian is …
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### Expected behavior
`BasisEmbedding`'s decomp should match `BasisStatePreparation`.
### Actual behavior
It provides the wrong decomp.
### Additional information
_No response_
### Source code
…
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### Expected behavior
This code should work:
```
import pennylane as qml
@qml.qnode(qml.device('default.qubit',wires=[0]))
def circ():
qml.qsvt([1],[0], wires=[0],convention='Wx')
retur…
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I think we need a what is on this topic