List.sorted_tail: law of bend-mathlib@0.8.1.0
Import: import bend-mathlib@0.8.1.0/list.bend as List
Lines 886-891 of bend-mathlib@0.8.1.0/list.bend: https://jend.leeeet.dev/read.txt?path=bend-mathlib@0.8.1.0/list.bend&start_line=886&end_line=891

import Base

# The tail of a nonempty Nat list sorted by Nat.is_le is sorted.
law sorted_tail:
  for x: Nat
  for xs: List<&2, Nat>
  for h: sorted_by(~Nat, ~Nat.is_le, x <> xs)
  sorted_by(~Nat, ~Nat.is_le, xs)

Uses (5):
  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=Nat.is_le
  https://jend.leeeet.dev/definition.txt?path=bend-mathlib@0.8.1.0/list.bend&name=internal_sorted_tail_step
  https://jend.leeeet.dev/definition.txt?path=bend-mathlib@0.8.1.0/list.bend&name=sorted_by