Quantum chaos in quantum Turing machines
arXiv:quant-ph/9910068 · doi:10.1016/S0375-9601(99)00720-3
Abstract
We investigate a 2-spin quantum Turing architecture, in which discrete local rotations α_m of the Turing head spin alternate with quantum controlled NOT-operations. We demonstrate that a single chaotic parameter input α_m leads to a chaotic dynamics in the entire Hilbert-space.
Accepted for publication in Phys. Lett. A, 3 figures