Name: YJZ Date: 08/29/11-03:30:05 AM Z
«HighEnergyPhysics`fc`
OneLoop[q, FAD[q, {q + k1, MC}, {q - k2, MC}]]
I \[Pi]^2 C0[SP[k1, k1], SP[k2, k2],
SP[k1, k1] + 2 SP[k1, k2] + SP[k2, k2], MC^2,
0, MC^2]
OneLoop[q, FAD[{q, mg}, {q + k1, MC}, {q - k2, MC}]]
I \[Pi]^2 C0[SP[k1, k1], SP[k2, k2],
SP[k1, k1] + 2 SP[k1, k2] + SP[k2, k2], MC^2,
MC^2, mg^2]
The same function with different mass1, the result is different.