export declare function linearScale(domain: [number, number], range: [number, number]): (v: number) => number;
export declare function bandScale(count: number, range: number, gap?: number): (i: number) => number;
export declare function bandWidth(count: number, range: number, gap?: number): number;
export declare function logScale(domain: [number, number], range: [number, number]): (v: number) => number;
export declare function polarToXY(cx: number, cy: number, r: number, angle: number): [number, number];