LAWS.sumd2_count_cons: law of bend-prot@0.1.0.0
Import: import bend-prot@0.1.0.0/LAWS.bend as LAWS
Lines 106-111 of bend-prot@0.1.0.0/LAWS.bend: https://jend.leeeet.dev/read.txt?path=bend-prot@0.1.0.0/LAWS.bend&start_line=106&end_line=111

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

# The fused spread/count pass extends by one head distance.
law sumd2_count_cons:
  for h: P.Atom
  for t: List<&2, P.Atom>
  for qp: G.Vec3
  {T.sumd2_count(h <> t, qp) == T.sumd2_extend(T.head_dist2(h, qp), T.sumd2_count(t, qp)) : F32 & Nat}

Uses (9):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Pair
  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
  https://jend.leeeet.dev/definition.txt?path=bend-prot@0.1.0.0/topology.bend&name=head_dist2
  https://jend.leeeet.dev/definition.txt?path=bend-prot@0.1.0.0/topology.bend&name=sumd2_count
  https://jend.leeeet.dev/definition.txt?path=bend-prot@0.1.0.0/topology.bend&name=sumd2_extend