Question

Help!!!
I want to draw Feynman diagram for following reactions:

1)P + p ̅ to (π+)+( π-) +( π0)

2) π0 to γ + (e+) +(e-)

3) J/ψ annihilation to μ+ and μ-

Thanks!

Answer 1

I have done questions 1 and 2. Thanks!

Answer 2

I have done it!