Malcolm Low | Practical AI, Computing & Quantum Research

Singapore-based practical guides, tutorials and experiments in AI, computing, modelling, simulation, optimisation and quantum computing, with research notes and hands-on workflows.

Tag: no-cloning theorem

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June 7, 2026

No-Cloning Theorem Explained: Why You Cannot Copy a Qubit

No, you cannot copy an unknown qubit state. Linearity of unitary operations strictly forbids cloning. See the 3-step algebraic proof…
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Tag: no-cloning theorem

No-Cloning Theorem Explained: Why You Cannot Copy a Qubit