OneLoopSimplify

Description

OneLoopSimplify[amp, q] simplifies the one-loop amplitude amp. The second argument denotes the integration momentum.

Options[OneLoopSimplify]

See also:  OneLoop, TID, TIDL.

Examples

SP[k, r] FAD[{k, m} ,  k  -  p] // FCI

OneLoopSimplify[%, k]

OneLoopSimplify[% /. m -> 0, k]

FAD[k, k,  k  -  (Subscript[p, 1]),  k  -  (Subscript[p, 2])] FVD[k, μ] // 
      FCI

OneLoopSimplify[ %, k]

FCE[%] /. SPD[(Subscript[p, 1])] -> 0 // FCI

OneLoopSimplify[FAD[k - (Subscript[p, 1]), k - (Subscript[p, 2])] SP[k, l]^2, k]