export interface RNGOptions {
    a?: number | bigint;
    c?: number | bigint;
    floor?: number;
    m?: number | bigint;
    seed?: number | bigint | undefined;
    width?: number;
}
export interface RNG {
    around(this: void, radius: number, inclusive?: boolean | undefined): number;
    bigInt(this: void, bits?: number | undefined): bigint;
    clone(): RNG;
    /**
     * Return a decimal value in the range `[0,1)`, like `Math.random`.
     */
    float01(this: void): number;
    /**
     * Equivalent to `range(0, length)`.
     */
    index(this: void, length: number): number;
    int(this: void): number;
    ints(this: void, count?: number): Generator<number, undefined, undefined>;
    readonly name: string;
    range(this: void, low: number, high: number): number;
    ranges(this: void, low: number, high: number, count?: number): Generator<number, undefined, undefined>;
}
/**
 * https://en.wikipedia.org/wiki/Linear_congruential_generator
 */
export declare const randomNumberGenerator: (seedOrOptions?: number | RNGOptions, presetName?: LCEPresetName | undefined) => RNG;
export declare const LCE_PRESETS: {
    ansiC: (seed: number | bigint | undefined) => {
        a: number;
        c: number;
        m: number;
        seed: number | bigint | undefined;
        width: number;
    };
    borlandC: (seed: number | bigint | undefined) => {
        a: number;
        c: number;
        m: number;
        seed: number | bigint | undefined;
        width: number;
    };
    c88: (seed: number | bigint | undefined) => {
        a: number;
        c: number;
        m: number;
        seed: number | bigint | undefined;
    };
    c93: (seed: number | bigint | undefined) => {
        a: number;
        c: number;
        m: number;
        seed: number | bigint | undefined;
    };
    delphi: (seed: number | bigint | undefined) => {
        a: number;
        c: number;
        m: number;
        seed: number | bigint | undefined;
        width: number;
    };
    glibc: (seed: number | bigint | undefined) => {
        a: number;
        c: number;
        m: number;
        seed: number | bigint | undefined;
        width: number;
    };
    java: (seed?: number | bigint | undefined) => RNGOptions;
    knuth: (seed: number | bigint | undefined) => {
        a: bigint;
        c: number;
        m: bigint;
        seed: number | bigint | undefined;
        width: number;
    };
    visualC: (seed: number | bigint | undefined) => {
        a: number;
        c: number;
        m: number;
        floor: number;
        seed: number | bigint | undefined;
        width: number;
    };
};
export type LCEPresetName = keyof typeof LCE_PRESETS;
export declare const LCE_PRESET_NAMES: LCEPresetName[];
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