export declare function pow2(exponent: number): number;
export declare function clamp(value: number, min: number, max: number): number;
/**
 * Rounds *.5 to the nearest even number.
 * See https://en.wikipedia.org/wiki/Rounding#Round_half_to_even for details.
 */
export declare function roundHalfEven(value: number): number;
/**
 * Rounds *.5 up on even occurrences, down on odd occurrences.
 * See https://en.wikipedia.org/wiki/Rounding#Alternating_tie-breaking for details.
 */
export declare function altTieBreakRound(value: number, even: boolean): number;
export declare function epsilonEquals(value: number, other: number): boolean;
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