export declare class ZeroFinder {
    private zeroSeekingFunction;
    private tolerance;
    private maxIterations;
    private x1;
    private y1;
    private _iterationCount;
    private x2;
    private y;
    private y2;
    constructor(zeroSeekingFunction: (x: number) => number, tolerance: number, maxIterations: number, x1: number, x2: number);
    constructor(zeroSeekingFunction: (x: number) => number, tolerance: number, maxIterations: number, x1: number, y1: number, x2: number, y2: number);
    getXAtZero(): number;
    get lastY(): number;
    get iterationCount(): number;
}
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