import type { ReadonlyVec } from "@thi.ng/vectors";
import { Untransformed } from "./untransformed.js";
/**
 * Distance metric for geo locations given as `[lat,lon]` vectors.
 */
export declare const HAVERSINE_LATLON: Untransformed<ReadonlyVec>;
/**
 * Distance metric for geo locations given as `[lon,lat]` vectors.
 */
export declare const HAVERSINE_LONLAT: Untransformed<ReadonlyVec>;
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