Sim.vv_scale_head: def of bend-prot@0.1.0.0
Import: import bend-prot@0.1.0.0/sim.bend as Sim
Lines 117-120 of bend-prot@0.1.0.0/sim.bend: https://jend.leeeet.dev/read.txt?path=bend-prot@0.1.0.0/sim.bend&start_line=117&end_line=120

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

def vv_scale_head(h: DynAtom, lam: F32) -> DynAtom:
  match h:
    case DA{serial, elem, pos, vel, frc, mass}:
      DA{serial, elem, pos, G.Vec3.scale(lam, vel), frc, mass}

Uses (3):
  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/geom.bend&name=Vec3.scale
  https://jend.leeeet.dev/definition.txt?path=bend-prot@0.1.0.0/sim.bend&name=DynAtom