import { Variable } from './Variable';
export declare class Constraint {
    Left: Variable;
    Right: Variable;
    Gap: number;
    IsEquality: boolean;
    Lagrangian: number;
    IsActive: boolean;
    IsUnsatisfiable: boolean;
    VectorIndex: number;
    SetActiveState(activeState: boolean, newVectorIndex: number): void;
    SetVectorIndex(vectorIndex: number): void;
    Reinitialize(): void;
    UpdateGap(newGap: number): void;
    static constructorVVNB(left: Variable, right: Variable, gap: number, isEquality: boolean): Constraint;
    constructor(variable: Variable);
    ToString(): string;
    get Violation(): number;
    ClearDfDv(): void;
    CompareTo(other: Constraint): number;
}