A simple package that calculates triangle loop using the Feynman approach, reduced to a single integral.
triangleloop(m1², m2², m3², M1², M2², M3²)M3² = Polynomial([0im, 1.0])
P = landau_determinant(m1², m2², m3², M1², M2², M3²)
roots(P)
A simple package that calculates triangle loop using the Feynman approach, reduced to a single integral.
triangleloop(m1², m2², m3², M1², M2², M3²)M3² = Polynomial([0im, 1.0])
P = landau_determinant(m1², m2², m3², M1², M2², M3²)
roots(P)