Neill Lambert

Taking more than one gradient fails with default RecursiveCheckpointAdjoint

2

I am a total beginner with Jax and diffrax, not sure if this is a bug or expected, but if i try to find the second or higher derivative of...

### Bug Description The function `negativity() ` is currently broken because of a broken import of `partial_transpose()`. This is probably an easy fix and good first issue, but more importantly...

Enforce CoreOptions(default_dtype) more broadly?

10

### Bug Description When setting `CoreOptions(default_dtype)` I expect all quantum objects to inherit the specified dtype. States and operators defined in states.py and operators.py do so but some functions return...

ENR states errors with v5 solvers

4

### Bug Description ENR states and operators produce an error when used with v5 solvers (mesolve and mcsolve at least, sesolve seems ok). Key feature of ENR states is that...

Counting statistics functions bug fixing and extensions

3

Measuring the statistics of electron transport though nanostructures has been found to be a powerful experimental tool to gather information about such structures. The functions in countstat.py return the first...