import type { Vec2 } from '../../math';
export type ErrorValues = number | readonly number[] | {
    upper: number | readonly number[];
    lower: number | readonly number[];
};
export type PointError = Vec2;
export declare function error_getter(error: ErrorValues | undefined | null): ((idx: number) => PointError) | null;
export declare function error_lengths(error: ErrorValues | undefined | null): number[];
export declare function error_bounds(values: readonly number[], error: ErrorValues | undefined | null, count?: number): {
    lo: number[];
    hi: number[];
} | null;