A0ToB0
is an option for A0
. If set to True
, A0[m^2]
is expressed by (1 + B0[0, m^2, m^2]) m^2
.
Overview, A0, B0, C0, D0, PaVe.
[m^2] A0
\text{A}_0\left(m^2\right)
[m^2, A0ToB0 -> True] A0
-\frac{2 m^2 \;\text{B}_0\left(0,m^2,m^2\right)}{2-D}