Wigner's friend love

Wigner's friend


from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A hypothetical person who performs the Schrödinger's cat thought experiment after Wigner leaves the laboratory, so that Wigner only learns the result from his friend; intended to illustrate the idea that consciousness is necessary to the quantum mechanical measurement process.


Named after Hungarian-American physicist Eugene Wigner. (Wiktionary)


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