declare const n1 = "number";
declare const n2 = "number, number";
/** Return the inverse cosine of `x`, in radians (`Math.acos`). */
export declare function acosNumber(x: number): number;
export declare namespace acosNumber {
    export { n1 as signature };
}
/** Return the inverse hyperbolic cosine of `x`. */
export declare function acoshNumber(x: number): number;
export declare namespace acoshNumber {
    export { n1 as signature };
}
/** Return the inverse cotangent of `x`, computed as `atan(1 / x)`. */
export declare function acotNumber(x: number): number;
export declare namespace acotNumber {
    export { n1 as signature };
}
/**
 * Return the inverse hyperbolic cotangent of `x`.
 *
 * For a value of `x` that is not finite, the result is 0.
 */
export declare function acothNumber(x: number): number;
export declare namespace acothNumber {
    export { n1 as signature };
}
/** Return the inverse cosecant of `x`, computed as `asin(1 / x)`. */
export declare function acscNumber(x: number): number;
export declare namespace acscNumber {
    export { n1 as signature };
}
/** Return the inverse hyperbolic cosecant of `x`, computed from `1 / x`. */
export declare function acschNumber(x: number): number;
export declare namespace acschNumber {
    export { n1 as signature };
}
/** Return the inverse secant of `x`, computed as `acos(1 / x)`. */
export declare function asecNumber(x: number): number;
export declare namespace asecNumber {
    export { n1 as signature };
}
/** Return the inverse hyperbolic secant of `x`, computed from `1 / x`. */
export declare function asechNumber(x: number): number;
export declare namespace asechNumber {
    export { n1 as signature };
}
/** Return the inverse sine of `x`, in radians (`Math.asin`). */
export declare function asinNumber(x: number): number;
export declare namespace asinNumber {
    export { n1 as signature };
}
/** Return the inverse hyperbolic sine of `x`. */
export declare function asinhNumber(x: number): number;
export declare namespace asinhNumber {
    export { n1 as signature };
}
/** Return the inverse tangent of `x`, in radians (`Math.atan`). */
export declare function atanNumber(x: number): number;
export declare namespace atanNumber {
    export { n1 as signature };
}
/** Return the angle, in radians, of the point (`x`, `y`) (`Math.atan2(y, x)`). */
export declare function atan2Number(y: number, x: number): number;
export declare namespace atan2Number {
    export { n2 as signature };
}
/** Return the inverse hyperbolic tangent of `x`. */
export declare function atanhNumber(x: number): number;
export declare namespace atanhNumber {
    export { n1 as signature };
}
/** Return the cosine of `x`, where `x` is in radians (`Math.cos`). */
export declare function cosNumber(x: number): number;
export declare namespace cosNumber {
    export { n1 as signature };
}
/** Return the hyperbolic cosine of `x`. */
export declare function coshNumber(x: number): number;
export declare namespace coshNumber {
    export { n1 as signature };
}
/** Return the cotangent of `x`, computed as `1 / tan(x)`. */
export declare function cotNumber(x: number): number;
export declare namespace cotNumber {
    export { n1 as signature };
}
/** Return the hyperbolic cotangent of `x`, computed from `exp(2 * x)`. */
export declare function cothNumber(x: number): number;
export declare namespace cothNumber {
    export { n1 as signature };
}
/** Return the cosecant of `x`, computed as `1 / sin(x)`. */
export declare function cscNumber(x: number): number;
export declare namespace cscNumber {
    export { n1 as signature };
}
/**
 * Return the hyperbolic cosecant of `x`.
 *
 * For `x` equal to 0, the result is positive infinity.
 */
export declare function cschNumber(x: number): number;
export declare namespace cschNumber {
    export { n1 as signature };
}
/** Return the secant of `x`, computed as `1 / cos(x)`. */
export declare function secNumber(x: number): number;
export declare namespace secNumber {
    export { n1 as signature };
}
/** Return the hyperbolic secant of `x`, computed as `2 / (exp(x) + exp(-x))`. */
export declare function sechNumber(x: number): number;
export declare namespace sechNumber {
    export { n1 as signature };
}
/** Return the sine of `x`, where `x` is in radians (`Math.sin`). */
export declare function sinNumber(x: number): number;
export declare namespace sinNumber {
    export { n1 as signature };
}
/** Return the hyperbolic sine of `x`. */
export declare function sinhNumber(x: number): number;
export declare namespace sinhNumber {
    export { n1 as signature };
}
/** Return the tangent of `x`, where `x` is in radians (`Math.tan`). */
export declare function tanNumber(x: number): number;
export declare namespace tanNumber {
    export { n1 as signature };
}
/** Return the hyperbolic tangent of `x`. */
export declare function tanhNumber(x: number): number;
export declare namespace tanhNumber {
    export { n1 as signature };
}
export {};
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