TraversalVisitWitness.spread_step: def of stelliferous@0.0.2.0
Import: import stelliferous@0.0.2.0/proofs/traversal_visit_witness.bend as TraversalVisitWitness
Lines 41-50 of stelliferous@0.0.2.0/proofs/traversal_visit_witness.bend: https://jend.leeeet.dev/read.txt?path=stelliferous@0.0.2.0/proofs/traversal_visit_witness.bend&start_line=41&end_line=50

import Base
import stelliferous@0.0.2.0/traversal_array.bend as Traversal
import stelliferous@0.0.2.0/proofs/storage_witness.bend as Witness
import stelliferous@0.0.2.0/proofs/traversal_witness.bend as TraversalWitness

def spread_step(~Element: Data,~Context: Data,~target: Context -> Traversal.Target<Context>,
  +depth: Nat,-input: Array<Element>,-state: Traversal.State<&1,&1,Array<Element>,Array<Element>,Context>,input_evidence: Witness.ArrayWitness<Element,input>,
  evidence: TraversalWitness.StateEvidence<Array<Element>,Element,Context,input,depth,state>) ->
  TraversalWitness.StateEvidence<Array<Element>,Element,Context,input,depth,Traversal.spread_step(~Element,~Context,~target,state)>:
  match evidence:
    case TraversalWitness.StateEvidence{output,+position,context,equation,output_evidence}:
      %Equal.sym(Traversal.State<&1,&1,Array<Element>,Array<Element>,Context>,state,Traversal.State{input,output,position,context},equation) :
        TraversalWitness.StateEvidence<Array<Element>,Element,Context,input,depth,Traversal.spread_step(~Element,~Context,~target,_)>
      spread_store(~Element,~Context,depth,input,position,output,target(context),Array.get(Element,input,position),output_evidence,
        Witness.observed(Element,input,position,input_evidence))

Uses (11):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Array.get
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Equal.sym
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/storage_witness.bend&name=ArrayWitness
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/storage_witness.bend&name=observed
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/traversal_visit_witness.bend&name=spread_store
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/traversal_witness.bend&name=StateEvidence
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/traversal_array.bend&name=State
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/traversal_array.bend&name=Target
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/traversal_array.bend&name=spread_step