Force.lj_head: def of bend-prot@0.1.0.0
Import: import bend-prot@0.1.0.0/force.bend as Force
Lines 49-52 of bend-prot@0.1.0.0/force.bend: https://jend.leeeet.dev/read.txt?path=bend-prot@0.1.0.0/force.bend&start_line=49&end_line=52

import Base
import bend-prot@0.1.0.0/geom.bend as G
import bend-prot@0.1.0.0/protein.bend as P

def lj_head(+pi: G.Vec3, +eps: F32, +sig2: F32, +c2: F32, h: P.Atom) -> F32:
  match h:
    case P.Atom{serial, elem, +pj}:
      lj_pair_at(pi, pj, eps, sig2, c2)

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=bend-prot@0.1.0.0/force.bend&name=lj_pair_at
  https://jend.leeeet.dev/definition.txt?path=bend-prot@0.1.0.0/geom.bend&name=Vec3
  https://jend.leeeet.dev/definition.txt?path=bend-prot@0.1.0.0/protein.bend&name=Atom