Algebra.bool_or_left_comm_sym: law of bend-mathlib@0.8.1.0
Import: import bend-mathlib@0.8.1.0/algebra.bend as Algebra
Lines 446-451 of bend-mathlib@0.8.1.0/algebra.bend: https://jend.leeeet.dev/read.txt?path=bend-mathlib@0.8.1.0/algebra.bend&start_line=446&end_line=451

import Base

# Bool or is left-commutative, reversed to rewrite toward the simple side.
law bool_or_left_comm_sym:
  for +a: Bool
  for +b: Bool
  for +c: Bool
  {Bool.or(b, Bool.or(a, c)) == Bool.or(a, Bool.or(b, c)) : Bool}

Uses (4):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.or
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Equal.sym
  https://jend.leeeet.dev/definition.txt?path=bend-mathlib@0.8.1.0/algebra.bend&name=bool_or_left_comm