MMOFramework MCP

function

binomialCoefficient

Compute the binomial coefficient $n! / ($k! * ($n - $k)!)

function binomialCoefficient(int $n, int $k): float

Namespace: MMO\math

$n	int
$k	int
returns	float

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Uses (1)

factorial

Used by (1)

Units::LoopBinomialPower

function

bisection

functions.php:203

Find a root of a continuous function (fn(x) = 0) using the bisection method

function bisection(callable $fn, int|float $a, int|float $b, int|float $epsilon = 0.01): ?float

Namespace: MMO\math
See: https://www.geeksforgeeks.org/dsa/program-for-bisection-method/ WARNING: this only determine ONE solution of all the possible solutions

$fn	callable	function(x):int\|float
$a	int \| float	the smallest number to try from
$b	int \| float	the biggest number to try from
$epsilon = 0.01	int \| float	the minimal step
returns	null \| float	if null, could not determine a solution

function

compare

functions.php:76

Compare two values

function compare(mixed $a, mixed $b): int|bool

Namespace: MMO\math

$a	mixed
$b	mixed
returns	int \| bool	-1 : $a < $b 0 : $a == $b 1 : $a > $b true: $a === $b

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Uses (1)

number

Used by (3)

function

divide

functions.php:138

function divide(MMO\math\interfaces\iNumber|int|float ...$args): MMO\math\interfaces\iNumber|int|float

Namespace: MMO\math

...$args	iNumber \| int \| float
returns	iNumber \| int \| float

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Uses (1)

number

Used by (3)

function

factorial

functions.php:176

Do factorial of $n n! = n * (n-1) * (n-2) * ........ * 1

function factorial(int $n): int

Namespace: MMO\math

$n	int
returns	int

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Used by (1)

binomialCoefficient

function

isNumber

functions.php:44

Test if a value is a float, int or iNumber

function isNumber(mixed $value): bool

Namespace: MMO\math

$value	mixed
returns	bool

function

max

functions.php:253

Get the maximum value of a list of numbers (iNumber included)

Namespace: MMO\math

...$values	iNumber \| IteratorAggregate \| int \| float
returns	int \| float \| null

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Used by (1)

cLogicOperator::__invoke

function

min

functions.php:283

Get the minimum value of a list of numbers (iNumber included)

Namespace: MMO\math

...$values	iNumber \| IteratorAggregate \| int \| float
returns	int \| float \| null

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Used by (1)

cLogicOperator::__invoke

function

minus

functions.php:95

function minus(MMO\math\interfaces\iNumber|int|float ...$args): MMO\math\operations\ArithmeticOperation|int|float

Namespace: MMO\math

...$args	iNumber \| int \| float
returns	ArithmeticOperation \| int \| float

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Uses (1)

number

Used by (4)

function

multiply

functions.php:112

Multiply any number (iNumber included) by a factor

function multiply(MMO\math\interfaces\iNumber|int|float ...$args): MMO\math\interfaces\iNumber|int|float

Namespace: MMO\math

...$args	iNumber \| int \| float
returns	iNumber \| int \| float

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Uses (1)

number

Used by (4)

function

number

functions.php:56

Convert any value to a number (int|float)

function number(mixed $value, bool $convertNumber = true, bool $ignoreUnits = true): int|float|null

Namespace: MMO\math

$value	mixed	if a string, the value is parsed and it returns an int if it can or a float. if iNumber, it returns its value
$convertNumber = true	bool	if false and it is a iNumber, null is returned
$ignoreUnits = true	bool	if false and the number has units, null is returned
returns	int \| float \| null	if null, the value cannot be converted to a number

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Used by (13)

function

operatorRegex

functions.php:345

Get a regular expression used to tokenize a math expression (used by parse)

function operatorRegex(): string

Namespace: MMO\math

returns

string

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Used by (1)

parse

function

parse

functions.php:372

Tokenize a mathematical expression

function parse( array|string $exp, ?callable $variableFactory = null, array $customOperators = [], array &$vars = [] ): MMO\math\interfaces\iNumber|string

Namespace: MMO\math

$exp	array \| string	the mathematical expression
$variableFactory = null	null \| callable	function($name): ?iNumber. $name is the name of the variable without '$'. If it returns null, a Number is created
$customOperators = []	array	the custom operators in front of parenthesis (like xxx(..,..)) where xxx is the operator
$vars = []	array
returns	iNumber \| string

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Uses (3)

Used by (2)

function

plus

functions.php:84

function plus(MMO\math\interfaces\iNumber|int|float ...$args): MMO\math\operations\ArithmeticOperation|int|float

Namespace: MMO\math

...$args	iNumber \| int \| float
returns	ArithmeticOperation \| int \| float

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Uses (1)

number

Used by (5)

function

power

functions.php:160

function power(MMO\math\interfaces\iNumber|int|float $a, float $power): MMO\math\interfaces\iNumber|int|float

Namespace: MMO\math

$a	iNumber \| int \| float
$power	float
returns	iNumber \| int \| float

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Uses (1)

number

Used by (3)

function

roundScale

functions.php:23

Round value to the closest power of ten

function roundScale(int|float $value, int $scale = 0, ?bool $roundUp = null): float

Namespace: MMO\math

$value	int \| float
$scale = 0	int	if < 0, it is a numeral precision. ex: -1 => precise to 0.1, -3 => 0.001 if > 0, it is rounded to the closest value. ex: 2 => rounded to 100. 0 => 1, 6 => 1 000 000
$roundUp = null	null \| bool
returns	float