2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/106689The number of qubits used by a quantum algorithm will be a crucial computational resource for the foreseeable future. We show how to obtain the classical query complexity for continuous problems. We then establish a simple formula for a lower bound on the qubit complexity in terms of the classical query complexity6 pages, 2 figuresQuantum Physicstext