import { PType } from "../../PType/index.js";
import { Cloneable } from "../../../utils/Cloneable.js";
export declare class PLam<A extends PType, B extends PType> extends PType implements Cloneable<PLam<A, B>> {
    private _input;
    private _output;
    constructor(input?: A, output?: B);
    clone(): PLam<A, B>;
}