{ "cells" : [ { "cell_origin" : "client", "cell_type" : "latex", "cells" : [ { "cell_origin" : "client", "cell_type" : "latex_view", "source" : "\\algorithm{expand_diracbar}{Simplify the Dirac bar of a composite object.}\n\nRewrite the Dirac conjugate of a product of spinors and gamma matrices\nas a product of Dirac and hermitean conjugates. This uses\n\\begin{equation} \n\\bar\\psi = i \\psi^\\dagger\\Gamma^0\\,,\n\\end{equation}\ntogether with \n\\begin{equation}\n\\Gamma_m^{\\dagger} = \\Gamma_0\\Gamma_m\\Gamma_0 \\,.\n\\end{equation}\nFor example," } ], "hidden" : true, "source" : "\\algorithm{expand_diracbar}{Simplify the Dirac bar of a composite object.}\n\nRewrite the Dirac conjugate of a product of spinors and gamma matrices\nas a product of Dirac and hermitean conjugates. This uses\n\\begin{equation} \n\\bar\\psi = i \\psi^\\dagger\\Gamma^0\\,,\n\\end{equation}\ntogether with \n\\begin{equation}\n\\Gamma_m^{\\dagger} = \\Gamma_0\\Gamma_m\\Gamma_0 \\,.\n\\end{equation}\nFor example," }, { "cell_origin" : "client", "cell_type" : "input", "cells" : [ { "cell_origin" : "server", "cell_type" : "latex_view", "source" : "\\begin{dmath*}{}\\bar{\\Gamma^{m n p} \\psi}\\end{dmath*}" } ], "source" : "\\bar{#}::DiracBar.\n\\psi::Spinor(dimension=10).\n\\Gamma{#}::GammaMatrix.\nex:=\\bar{\\Gamma^{m n p} \\psi};" }, { "cell_origin" : "client", "cell_type" : "input", "cells" : [ { "cell_origin" : "server", "cell_type" : "latex_view", "source" : "\\begin{dmath*}{}\\bar{\\psi} \\Gamma^{m n p}\\end{dmath*}" } ], "source" : "expand_diracbar(_);" }, { "cell_origin" : "client", "cell_type" : "input", "source" : "" } ], "description" : "Cadabra JSON notebook format", "version" : 1.0 }