2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/93618The nonlinear algorithms proposed recently by Abrams and Lloyd [Report No. quant-ph/9801041] are fast but make an explicit use of an arbitrarily fast unphysical transfer of information within a quantum computer. It is shown that there exists a simplification of the second Abrams-Lloyd algorithm which eliminates the unphysical effect but keeps the algorithm fast.revtex, submitted to PRA (Rapid. Comm.)Quantum Physicstext