def coul_head
import bend-prot@0.1.0.0/force.bend as Forceimport Base
import bend-prot@0.1.0.0/geom.bend as G
import bend-prot@0.1.0.0/protein.bend as P
105def coul_head(
106 +pi: G.Vec3, +qi: F32, +ke: F32, +c2: F32, h: P.Atom, qj: F32
107) -> F32:
108 match h:
109 case P.Atom{serial, elem, +pj}:
110 coul_at(pi, pj, (qi * qj : F32), ke, c2)