/**
 * Compute "nice" tick values for a numeric range.
 *
 * Delegates to `@ts-charts/scale`'s `scaleLinear().nice().ticks()` so we
 * inherit the same 1/2/5×10ⁿ progression D3 has battle-tested for a decade.
 */
export declare function niceTicks(min: number, max: number, count?: number): number[];
/**
 * Format a tick value compactly. Uses ts-charts SI notation (`1.5k`, `2.5M`)
 * which is what the dashboards expect, falling back to integer/2dp for
 * values under 1000.
 */
export declare function formatTick(value: number): string;