# Kira kinematics for the dissipative 5PM-2SF families: u1^2 = u2^2 = 1, u1.u2 = y (= gamma),
# u_i.q = 0, q^2 = -1 (single scale after dimensional analysis).
kinematics:
  incoming_momenta: [u1, u2, q]
  outgoing_momenta: []
  momentum_conservation: []
  kinematic_invariants:
    - [y, 0]
  scalarproduct_rules:
    - [[u1,u1],  1]
    - [[u2,u2],  1]
    - [[u1, q],  0]
    - [[u2, q],  0]
    - [[u1,u2],  y]
    - [[ q, q], -1]