import { Matrix } from "mathjs";
import { SolverSolution } from "./solver-solution.js";
export declare class Solver {
    /**
     * Minimum error to stop solver
     */
    private stopError;
    /**
     * Maximum number of iterations to stop solver
     */
    private maxIterations;
    /**
     * Solver timeout (in ms)
     */
    private timeOut;
    /**
     * Numerical differentiation delta
     */
    private delta;
    private diff;
    /**
     * Solver constructor
     * @param stopError - Minimum error to stop solver.
     * @param maxIterations - Maximum number of iterations to stop solver.
     * @param timeOut - Solver timeout (in ms)
     * @param delta Numerical differentiation delta.
     */
    constructor(stopError?: number, maxIterations?: number, timeOut?: number, delta?: number);
    solve(f: (x: Matrix) => Matrix, x: Matrix): SolverSolution;
    solveUnderdetermined(f: (x: Matrix) => Matrix, x: Matrix): SolverSolution;
    solveDetermined(f: (x: Matrix) => Matrix, x: Matrix): SolverSolution;
    private selectIndices;
    private sumRows;
}