c0terms2 = c0terms1 // po1

-((e^( ))^2 (s - 2 (m _ π^+^(ó  r ))^2) (log^2((1 - (1 - (4 (m _ π^+^(ó  r ))^2)/s)^(1/2))/((1 - (4 (m _ π^+^(ó  r ))^2)/s)^(1/2) + 1)) + 2 (-log(m^2) - log(1/(m _ π^+^(ó  r ))^2) + log(s/(m _ π^+^(ó  r ))^2) + 2 log((1 - (4 (m _ π^+^(ó  r ))^2)/s)^(1/2))) (log((1 - (1 - (4 (m _ π^+^(ó  r ))^2)/s)^(1/2))/((1 - (4 (m _ π^+^(ó  r ))^2)/s)^(1/2) + 1)) + i π) - 4 Li _ 2(-(1 - (1 - (4 (m _ π^+^(ó  r ))^2)/s)^(1/2))/((1 - (4 (m _ π^+^(ó  r ))^2)/s)^(1/2) + 1)) + (4 π^2)/3))/(16384 π^4 (f _ π^(ó  r ))^2 (1 - (4 (m _ π^+^(ó  r ))^2)/s)^(1/2))

Converted by Mathematica  (July 10, 2003)