import type { Note } from "../types/index.js";
declare function DiminishedFourth(note: Note, direction?: "up" | "down"): Note;
declare function PerfectFourth(note: Note, direction?: "up" | "down"): Note;
declare function AugmentedFourth(note: Note, direction?: "up" | "down"): Note;
export { DiminishedFourth, PerfectFourth, AugmentedFourth };