Scattering Setup

Incoming

Leptons
Quarks
Bosons

Outgoing

Reaction Formula & Invariant Conservation

Empty State
(Initial) → (Final)
Electric Charge (Q)
ΔQ = 0
Total Lepton (L)
ΔL = 0
Total Baryon (B)
ΔB = 0

Orders & Topology Constraints

Maximum Order of Coupling Constants:
Maximum Number of Loops
Minimum Total Order of Coupling Constants
Topological Rules:
Configure initial & final states