import { Ordering } from "@tsplus/stdlib/prelude/Ordering/definition";
/**
 * `number` => `Ordering`
 */
export declare function sign(n: number): Ordering;
/**
 * Invert Ordering
 */
export declare function invert(O: Ordering): Ordering;
export declare function combine(x: Ordering, y: Ordering): import("./definition").Ordering;
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