Calculate expectation value using Qiskit Simulator and Estimator Thanks! I got another question Here the observable is XXX so the order of each pauli operator doesn't really matter Suppose the observable is XXI, and we get the result from qiskit simulator Since qiskit uses little endian, should I reverse the order of my observable to calculate the expectation value?
Error importing Qiskit Aer when running Qiskit - Stack Overflow pip install --upgrade qiskit pip install --upgrade qiskit-aer This is probably the fix But another issue can be that it's not running on the same Python environment as Qiskit You can check which Python environment you are using by running the following command
How to install the qiskit packages and libraries? We are doing a Quantum computing project using the Qiskit toolkit But we are struggling to import or install the packages and libraries In Qiskit how we can import the libraries and packages?
PYTHON: Qiskit library import - Stack Overflow I'm trying to implement old code on qiskit whose imports start with from qiskit import QuantumRegister, ClassicalRegister, QuantumCircuit from qiskit import BasicAer, execute from qiskit tools