/*!
 * Copyright (c) Microsoft Corporation.
 * Licensed under the MIT License.
 */
export declare class MathHelper {
    static simpleLinearRegression(points: {
        x: number;
        y: number;
    }[]): {
        slope: number;
        yIntercept: number;
    };
    static clamp(value: number, min: number, max: number): number;
    static lerp(value1: number, value2: number, amount: number): number;
    static normalize(value: number, min: number, max: number, from?: number, to?: number): number;
    static splitExponent(value: number, result: [number, number]): void;
    static combineExponent(mantissa: number, exponent: number): number;
    static isPowerOf2(value: number): boolean;
}
export declare class PseudoRandom {
    private _seed;
    constructor(seed: number);
    next(): number;
    nextFloat(): number;
    nextInteger(min: number, max: number): number;
}