import _math
pi = _math.pi
e = _math.e


def ceil(x: float) -> int:
    return _math.ceil(x)


def fabs(x: float) -> float:
    return _math.fabs(x)


def floor(x: float) -> int:
    return _math.floor(x)


def fmod(x: float, y: float) -> float:
    return _math.fmod(x, y)


def remainder(x: float, y: float) -> float:
    return _math.remainder(x, y)


def trunc(x: float) -> float:
    return _math.trunc(x)


def exp(x: float) -> float:
    return _math.exp(x)


def log(x: float) -> float:
    return _math.log(x)


def log2(x: float) -> float:
    return _math.log2(x)


def log10(x: float) -> float:
    return _math.log10(x)


def pow(x: float, y: float) -> float:
    return _math.pow(x, y)


def sqrt(x: float) -> float:
    return _math.sqrt(x)


def acos(x: float) -> float:
    return _math.acos(x)


def asin(x: float) -> float:
    return _math.asin(x)


def atan(x: float) -> float:
    return _math.atan(x)


def atan2(x: float, y: float) -> float:
    return _math.atan2(x, y)


def cos(x: float) -> float:
    return _math.cos(x)


def sin(x: float) -> float:
    return _math.sin(x)


def tan(x: float) -> float:
    return _math.tan(x)


def degrees(x: float) -> float:
    return _math.degrees(x)


def radians(x: float) -> float:
    return _math.radians(x)


def cosh(x: float) -> float:
    return _math.cosh(x)


def sinh(x: float) -> float:
    return _math.sinh(x)


def tanh(x: float) -> float:
    return _math.tanh(x)