import { Model } from './model';
import { Variable, VariableStatus } from './variable';
export type CoefficientList = Array<[Variable, number]> | Map<Variable, number>;
export interface ConstraintProperties {
    lb?: number;
    ub?: number;
    coeffs?: CoefficientList;
    name?: string;
}
export declare class Constraint {
    private _needsUpdate;
    readonly model: Model;
    private _idx;
    private _lb?;
    private _ub?;
    private _coeffs;
    private get ptr();
    constructor(model: Model, idx: number, props?: ConstraintProperties);
    get id(): number;
    set name(name: string);
    get name(): string;
    setBounds(lb?: number, ub?: number): void;
    set bounds([lb, ub]: [number | undefined, number | undefined]);
    set lb(lb: number | undefined);
    set ub(ub: number | undefined);
    get lb(): number | undefined;
    get ub(): number | undefined;
    add(v: CoefficientList): Constraint;
    add(v: Variable, c: number): Constraint;
    private addCollection;
    update(): this;
    get value(): number;
    get dual(): number;
    get valueInt(): number;
    get dualInt(): number;
    get valueMIP(): number;
    get status(): VariableStatus;
    get row(): [Variable | Constraint, number][];
    get column(): [Variable | Constraint, number][];
}