2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/92145We consider the quantum computational process as viewed by an insider observer: this is equivalent to an isomorphism between the quantum computer and a quantum space, namely the fuzzy sphere. The result is the formulation of a reversible quantum measurement scheme, with no hidden information.5 pages, LaTeX. Contributed paper at Foundations of Quantum Information, 16-19 April 2004, Camerino, Italy. Shorter, final version for the Proceedings, submitted to a special issue of IJQIQuantum PhysicsMathematical Physicstext