# OnlinePHP.io - Math

• abs - Absolute value
• acos - Arc cosine
• acosh - Inverse hyperbolic cosine
• asin - Arc sine
• asinh - Inverse hyperbolic sine
• atan - Arc tangent
• atan2 - Arc tangent of two variables
• atanh - Inverse hyperbolic tangent
• base_convert - Convert a number between arbitrary bases
• bindec - Binary to decimal
• ceil - Round fractions up
• cos - Cosine
• cosh - Hyperbolic cosine
• decbin - Decimal to binary
• dechex - Decimal to hexadecimal
• decoct - Decimal to octal
• deg2rad - Converts the number in degrees to the radian equivalent
• exp - Calculates the exponent of e
• expm1 - Returns exp(number) - 1, computed in a way that is accurate even when the value of number is close to zero
• fdiv - Divides two numbers, according to IEEE 754
• floor - Round fractions down
• fmod - Returns the floating point remainder (modulo) of the division of the arguments
• getrandmax - Show largest possible random value
• hexdec - Hexadecimal to decimal
• hypot - Calculate the length of the hypotenuse of a right-angle triangle
• intdiv - Integer division
• is_finite - Finds whether a value is a legal finite number
• is_infinite - Finds whether a value is infinite
• is_nan - Finds whether a value is not a number
• lcg_value - Combined linear congruential generator
• log - Natural logarithm
• log10 - Base-10 logarithm
• log1p - Returns log(1 + number), computed in a way that is accurate even when the value of number is close to zero
• max - Find highest value
• min - Find lowest value
• mt_getrandmax - Show largest possible random value
• mt_rand - Generate a random value via the Mersenne Twister Random Number Generator
• mt_srand - Seeds the Mersenne Twister Random Number Generator
• octdec - Octal to decimal
• pi - Get value of pi
• pow - Exponential expression
• rad2deg - Converts the radian number to the equivalent number in degrees
• rand - Generate a random integer
• round - Rounds a float
• sin - Sine
• sinh - Hyperbolic sine
• sqrt - Square root
• srand - Seed the random number generator
• tan - Tangent
• tanh - Hyperbolic tangent