TY - JOUR AU - Manzano Diosdado, Daniel AU - Pawłowski, Marcin AU - Brukner, Časlav PY - 2009 SN - 1367-2630 UR - http://hdl.handle.net/10481/33097 AB - We consider quantum learning machines—quantum computers that modify themselves in order to improve their performance in some way—that are trained to perform certain classical task, i.e. to execute a function that takes classical bits as input and... LA - eng PB - IOP Publishing KW - Quantum computation TI - The speed of quantum and classical learning for performing the kth root of NOT DO - 10.1088/1367-2630/11/11/113018 ER -