Python math Module

Python math Module

Python math Module

Python has a built-in module that you can use for mathematical tasks.

The math module has a set of methods and constants.

Math Methods

Method Description
math.acos() Returns the arc cosine of a number
math.acosh() Returns the inverse hyperbolic cosine of a number
math.asin() Returns the arc sine of a number
math.asinh() Returns the inverse hyperbolic sine of a number
math.atan() Returns the arc tangent of a number in radians
math.atan2() Returns the arc tangent of y/x in radians
math.atanh() Returns the inverse hyperbolic tangent of a number
math.ceil() Rounds a number up to the nearest integer
math.comb() Returns the number of ways to choose k items from n items without repetition and order
math.copysign() Returns a float consisting of the value of the first parameter and the sign of the second parameter
math.cos() Returns the cosine of a number
math.cosh() Returns the hyperbolic cosine of a number
math.degrees() Converts an angle from radians to degrees
math.dist() Returns the Euclidean distance between two points (p and q), where p and q are the coordinates of that point
math.erf() Returns the error function of a number
math.erfc() Returns the complementary error function of a number
math.exp() Returns E raised to the power of x
math.expm1() Returns Ex – 1
math.fabs() Returns the absolute value of a number
math.factorial() Returns the factorial of a number
math.floor() Rounds a number down to the nearest integer
math.fmod() Returns the remainder of x/y
math.frexp() Returns the mantissa and the exponent, of a specified number
math.fsum() Returns the sum of all items in any iterable (tuples, arrays, lists, etc.)
math.gamma() Returns the gamma function at x
math.gcd() Returns the greatest common divisor of two integers
math.hypot() Returns the Euclidean norm
math.isclose() Checks whether two values are close to each other, or not
math.isfinite() Checks whether a number is finite or not
math.isinf() Checks whether a number is infinite or not
math.isnan() Checks whether a value is NaN (not a number) or not
math.isqrt() Rounds a square root number downwards to the nearest integer
math.ldexp() Returns the inverse of math.frexp() which is x * (2**i) of the given numbers x and i
math.lgamma() Returns the log gamma value of x
math.log() Returns the natural logarithm of a number, or the logarithm of number to base
math.log10() Returns the base-10 logarithm of x
math.log1p() Returns the natural logarithm of 1+x
math.log2() Returns the base-2 logarithm of x
math.perm() Returns the number of ways to choose k items from n items with order and without repetition
math.pow() Returns the value of x to the power of y Returns the product of all the elements in an iterable
math.radians() Converts a degree value into radians
math.remainder() Returns the closest value that can make numerator completely divisible by the denominator
math.sin() Returns the sine of a number
math.sinh() Returns the hyperbolic sine of a number
math.sqrt() Returns the square root of a number
math.tan() Returns the tangent of a number
math.tanh() Returns the hyperbolic tangent of a number
math.trunc() Returns the truncated integer parts of a number


Math Constants

Constant Description
math.e Returns Euler’s number (2.7182…)
math.inf Returns a floating-point positive infinity
math.nan Returns a floating-point NaN (Not a Number) value
math.pi Returns PI (3.1415…)
math.tau Returns tau (6.2831…)