/** @module combinators.ts */
export declare const I: <A>(x: A) => A;
export declare const K: <A>(x: A) => (y: any) => A;
export declare const A: <A, B>(f: (x: A) => B) => (x: A) => B;
export declare const T: <A>(x: A) => <B>(f: (a: A) => B) => B;
export declare const W: <A, B>(f: (a: A) => (b: A) => B) => (x: A) => B;
export declare const C: <A, B, C>(f: (x: A) => (y: B) => C) => (y: B) => (x: A) => C;
export declare const B: <A, B, C>(f: (b: B) => C) => (g: (a: A) => B) => (a: A) => C;
export declare const S: <A, B, C>(f: (a: A) => (b: B) => C) => (g: (a: A) => B) => (a: A) => C;
export declare const P: <A, B, X, Y>(f: (a: A) => (b: A) => B) => (g: (a: X | Y) => A) => (x: X) => (y: Y) => B;
export declare const Y: <A>(f: (fn: Function) => A) => A;