NatExtrema.maximum_right: def of stelliferous@0.0.2.0
Import: import stelliferous@0.0.2.0/proofs/nat_extrema.bend as NatExtrema
Lines 56-60 of stelliferous@0.0.2.0/proofs/nat_extrema.bend: https://jend.leeeet.dev/read.txt?path=stelliferous@0.0.2.0/proofs/nat_extrema.bend&start_line=56&end_line=60

import Base
import stelliferous@0.0.2.0/proofs/nat_order.bend as Order

def maximum_right(+left: Nat,+right: Nat) -> {Nat.is_le(right,Nat.max(left,right)) == True{} : Bool}:
  match left right:
    case 0n +right: Order.reflexive(right)
    case 1n+left 0n: {==}
    case 1n+left 1n+right: maximum_right(left,right)

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  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=Base/base.bend&name=Nat.max
  https://jend.leeeet.dev/definition.txt?path=stelliferous@0.0.2.0/proofs/nat_order.bend&name=reflexive