def cancel_offset_lt
import stelliferous@0.0.2.0/proofs/nat_order.bend as NatOrderimport Base
152def cancel_offset_lt(+offset: Nat,+left: Nat,+right: Nat,ordered: {Nat.is_lt(Nat.add(offset,left),Nat.add(offset,right)) == True{} : Bool}) ->
153 {Nat.is_lt(left,right) == True{} : Bool}:
154 match offset:
155 case 0n: ordered
156 case 1n+rest: cancel_offset_lt(rest,left,right,ordered)