export declare function linear(t: any): any; export declare function easeInQuad(t: any): number; export declare function easeOutQuad(t: any): number; export declare function easeInOutQuad(t: any): number; export declare function easeInCubic(t: any): number; export declare function easeOutCubic(t: any): number; export declare function easeInOutCubic(t: any): number; export declare function easeInQuart(t: any): number; export declare function easeOutQuart(t: any): number; export declare function easeInOutQuart(t: any): number; export declare function easeInQuint(t: any): number; export declare function easeOutQuint(t: any): number; export declare function easeInOutQuint(t: any): number;