TraversalLanesCertificate.observed: def of stelliferous@0.0.2.0
Import: import stelliferous@0.0.2.0/proofs/traversal_lanes_certificate.bend as TraversalLanesCertificate
Lines 42-51 of stelliferous@0.0.2.0/proofs/traversal_lanes_certificate.bend: https://jend.leeeet.dev/read.txt?path=stelliferous@0.0.2.0/proofs/traversal_lanes_certificate.bend&start_line=42&end_line=51

import Base
import stelliferous@0.0.2.0/traversal_lanes.bend as Lanes
import stelliferous@0.0.2.0/traversal_array.bend as Traversal
import stelliferous@0.0.2.0/proofs/storage_tree_model.bend as Tree
import stelliferous@0.0.2.0/proofs/storage_shape.bend as Shape
import stelliferous@0.0.2.0/proofs/storage_refinement.bend as StorageLaws

def observed(~Context: Data,~operation: Context -> F32 -> F32,+count: Nat,+position: U32,+context: Context,-values: Array<F32>,+depth: Nat,
  balanced: Shape.Balanced(F32,depth,Tree.reflect(F32,values)),observation: StorageLaws.Observation<F32,values>) ->
  {Lanes.map_when(~Context,~operation,Lanes.covered(depth,position,count),count,position,context,values) ==
    Traversal.map_in_place(~F32,~Context,~operation,count,position,context,values) : Array<F32>}:
  StorageLaws.Observation{+tree,packed,reflected} = observation
  %packed :
    {Lanes.map_when(~Context,~operation,Lanes.covered(depth,position,count),count,position,context,_) ==
      Traversal.map_in_place(~F32,~Context,~operation,count,position,context,_) : Array<F32>}
  refines(~Context,~operation,Lanes.covered(depth,position,count),count,position,context,tree,depth,
    %Equal.sym(Tree.Tree<F32>,tree,Tree.reflect(F32,values),reflected) : Shape.Balanced(F32,depth,_) balanced,{==})

Uses (13):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Equal.sym
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=F32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/storage_refinement.bend&name=Observation
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/storage_shape.bend&name=Balanced
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/storage_tree_model.bend&name=Tree
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/storage_tree_model.bend&name=reflect
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/traversal_lanes_certificate.bend&name=refines
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/traversal_array.bend&name=map_in_place
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/traversal_lanes.bend&name=covered
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/traversal_lanes.bend&name=map_when