Local qubit invariants on quantum computer
Quantum Physics
2026-04-20 v1 Mathematical Physics
math.MP
Abstract
We present two general methods to implement quantum circuits for the direct measuring of local unitary invariants on quantum computers. We work these out for important three-qubit invariants, and also demonstrate these on the IBM Quantum Platform for important entanglement measures of three qubits.
Cite
@article{arxiv.2604.15920,
title = {Local qubit invariants on quantum computer},
author = {Szilárd Szalay and Frédéric Holweck},
journal= {arXiv preprint arXiv:2604.15920},
year = {2026}
}
Comments
21+2+5 pages, qiskit sourcecode attached as ancillary file