export declare const isBetween: ([a, b]: [number, number]) => (value: number) => boolean; export declare const getMinAndMax: (a: number, b: number) => [number, number]; export declare const getAngleByPoint: (end: { x: number; y: number; }, start: { x: number; y: number; }) => number; export declare const getIsIncrementalArray: (array: (string | number | boolean)[]) => boolean | number; export declare const transpose2DArray: (array: T[][]) => T[][]; export declare const isNumberString: (value: number | string | boolean) => boolean;