Quantum computers promise significantly shorter computing times for complex problems. But there are still only a few quantum computers worldwide with a limited number of so-called qubits. However ...

James W. Cooley, John W. Tukey, An Algorithm for the Machine Calculation of Complex Fourier Series, Mathematics of Computation, Vol. 19, No. 90 (Apr., 1965), pp. 297-301 ...

The field of advice complexity investigates how the supplementation of limited, precomputed information (advice) can improve the performance of online algorithms.