EntityQ267449· pop 7· linked from 82 articlesLSZ reduction formulaSign in to saveformula stating that S-matrix elements are residues of on-shell poles of the Fourier transform of time-ordered correlation functionsConnectionsS-matrixEntityscalar field theoryEntitypath-orderingEntityquantum mechanicsEntityInternational Standard Book NumberEntitygeneral relativityEntityspecial relativityEntityelectromagnetismEntitydigital object identifierEntitystrong interactionEntityweak interactionEntitybosonEntityStandard ModelEntitystring theoryEntityquantum field theoryEntityFourier seriesEntitystatistical mechanicsEntityphase changeEntitybibcodeEntityfieldEntityCategoriesQuantum field theory