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Unexpected behaviour in ``Qobj.permute()`` in dev.major branch.
**To Reproduce**
E.g. take any permutation of identity matrices for 'large' system size (e.g. `n>=16`), which should still result in…
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**Description**
Depending on the length of the array of coefficients given to a QobjEvo, `sesolve()` gives erroneous results.
**Minimal working example**
I am trying to simulate the behavior of…
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**Describe the bug**
Installing the qutip on ubuntu 20.04.1 shows the following warnings:
```
$ sudo apt install python3-qutip
…
Entpacken von python3-qutip (4.4.1-6build1) ...
python3-qutip (4…
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Currently expectation values are calculated using `dynamics.expectations()` after a call to `tempo.compute()` (or `tempo.tempo_compute()`). Whenever `.compute()` is called, `dynamics.expectations()` m…
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I am installing on Mac OS Catalina using the following command:
python setup.py develop --with-openmp
However, I am getting the following error:
clang: error: unsupported option '-fopenmp'
e…
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Contrary to the description, the file below tests the timing of addition of two sparse matrices and not dense ones.
https://github.com/qojulia/QuantumOptics.jl-benchmarks/blob/master/benchmarks-QuT…
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This code produces an animation of the Bloch sphere vector evolution. I have implemented a rotating frame approximation as defined by H. The goal is to model T1 and T2 decay. I am still experimenting …
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**While using Qutip Latest version on Spyder with these imports:**
from qutip import *
from scipy import *
import os.path
import numpy as np
import matplotlib.pylab as plt
import os
**I got …
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When running cell 11, I get the following:
```
/Users/peter/.pyenv/versions/3.8.5/envs/pulser/lib/python3.8/site-packages/scipy/integrate/_ode.py:1011: UserWarning: zvode: Excess work done on this…