export declare const clamp: (value: number, min: number, max: number) => number; export declare const randomInt: (min: number, max: number) => number; export declare const randomFloat: (min: number, max: number) => number; export declare const round: (value: number, decimals?: number) => number; export declare const sum: (arr: number[]) => number; export declare const average: (arr: number[]) => number; export declare const inRange: (value: number, min: number, max: number) => boolean; export declare const lerp: (start: number, end: number, t: number) => number;