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- W2952783763 endingPage "1080" @default.
- W2952783763 startingPage "1014" @default.
- W2952783763 abstract "Quantum field theory provides the framework for the most fundamental physical theories to be confirmed experimentally and has enabled predictions of unprecedented precision. However, calculations of physical observables often require great computational complexity and can generally be performed only when the interaction strength is weak. A full understanding of the foundations and rich consequences of quantum field theory remains an outstanding challenge. We develop a quantum algorithm to compute relativistic scattering amplitudes in massive $phi^4$ theory in spacetime of four and fewer dimensions. The algorithm runs in a time that is polynomial in the number of particles, their energy, and the desired precision, and applies at both weak and strong coupling. Thus, it offers exponential speedup over existing classical methods at high precision or strong coupling." @default.
- W2952783763 created "2019-06-27" @default.
- W2952783763 creator A5045082038 @default.
- W2952783763 creator A5061874000 @default.
- W2952783763 creator A5084354190 @default.
- W2952783763 date "2014-09-01" @default.
- W2952783763 modified "2023-10-15" @default.
- W2952783763 title "Quantum computation of scattering in scalar quantum field theories" @default.
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- W2952783763 doi "https://doi.org/10.26421/qic14.11-12-8" @default.