Proof of the Gour-Wallach conjecture

Abstract

The absolute value of the hyperdeterminant of four qubits is a useful measure of genuine entanglement. We prove a recent conjecture of Gour and Wallach describing the pure maximally entangled four-qubit states with respect to this measure.

6 pages, minor revision

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Cited by in corpus (7)

• Quantifying entanglement resources
• Genuinely multipartite entangled states and orthogonal arrays
• Embedding qubits into fermionic Fock space, peculiarities of the four-qubit case
• Learning Algebraic Models of Quantum Entanglement
• Quantum circuits of CNOT gates
• Four-qubit critical states
• Maximally entangled real states and SLOCC invariants: the 3-qutrit case