import type { MultiVecOpV } from "./api.js";
/**
 * Converts cartesian vector `v` to polar coordinates. See {@link cartesian} for
 * reverse operation. If `out` is null, modifies `v` in place.
 *
 * @param out -
 * @param v -
 */
export declare const polar: MultiVecOpV;
/**
 * Converts 2D cartesian vector `v` to polar coordinates, i.e. `[r,θ]` (angle in
 * radians). See {@link cartesian2} for reverse operation. If `out` is null,
 * modifies `v` in place.
 *
 * @param out -
 * @param v -
 */
export declare const polar2: import("./api.js").VecOpV<number, number>;
/**
 * Converts 3D cartesian vector `v` to spherical coordinates, i.e. `[r,θ,ϕ]`
 * (angles in radians). See {@link cartesian3} for reverse operation. If `out`
 * is null, modifies `v` in place.
 *
 * @param out -
 * @param v -
 */
export declare const polar3: import("./api.js").VecOpV<number, number>;
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