import { IEvaluable, IFormulableNode } from "./interfaces";
import { Mappings } from "./mappings";
export declare class Function implements IFormulableNode {
    private _name;
    private _cardinality;
    private _firstVariable;
    private _secondVariable;
    private _reflexive;
    constructor(name: string, cardinality: Cardinality, firstVariable?: string, secondVariable?: string, isReflexive?: boolean);
    get name(): string;
    get cardinality(): Cardinality;
    get firstVariable(): string;
    get secondVariable(): string;
    get isReflexive(): boolean;
    get variables(): string[];
    equals(obj: Function): boolean;
    toString(): string;
    formulate(mappings: Mappings): IEvaluable;
    static build(input: string): Function;
    static validate(input: string): boolean;
    private validateName;
    private validateVariable;
    private setReflexiveBasedOnCardinality;
}
export declare enum Cardinality {
    None = 0,
    One = 1,
    Two = 2
}
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