Disclaimer: Auto generated file. Please help us setting parameters to useful values and extending the examples.

• Math::factorial(int $number) : int

  /**
       * Math::factorial()
       *
       * @param int \$number
       * @return int
       */

  1. Math::factorial(3); -> 6
• Math::getPercentageChange(float $oldNumber, float $newNumber) : float

  /**
       * Percengage Increase, where 1.0 = 100%
       *
       * @param float \$oldNumber
       * @param float \$newNumber
       * @return float Percentaje it changes 100, 110 = 0.1
       */

  1. Math::getPercentageChange(100.00, 116.00); -> 0.16
• Math::Quartile(array $array, float $Quartile) :

  /**
       * Math::Quartile()
       *
       * @param array \$array
       * @param float \$Quartile
       * @return
       */

  1. Math::Quartile(['a' => '1', 'b' => '2', 'c' => 3], 2.7172); -> 
     

     
     
     Warning:  Undefined array key 5 in /lamp/www/iaLib/inc_ia/Math/src/Math.php on line 80
     
     

• Math::median(array $array) : mixed

  /**
       * Math::median()
       *
       * @param array \$array
       * @return mixed
       */

  1. Math::median(['a' => '1', 'b' => '2', 'c' => 3]); -> 
     

     2

• Math::average(array $array) : float

  /**
       * Math::average()
       *
       * @param array \$array
       * @return float
       */

  1. Math::average(['a' => '1', 'b' => '2', 'c' => 3]); -> 2
• Math::gcd(int $a, int $b) : int

  /**
       * Gratest common divisor
       *
       * @param int \$a
       * @param int \$b
       * @return int
       */

  1. Math::gcd(3, 3); -> 3
• Math::lcm(int $a, int $b) : int

  /**
       * least common multiplier
       *
       * @param int \$a
       * @param int \$b
       * @return int
       */

  1. Math::lcm(3, 3); -> 3
• Math::primeFactors(int $n) : array

  /**
       * Prime factors
       *
       * @param int \$n
       * @return array of primes
       */

  1. Math::primeFactors(3); -> 
     

     Array
     (
         [0] => 3
     )
     

• Math::primesFirst() : array

  /**
       * An array with prime number from 2 to 229
       *
       * @return array
       */

  1. Math::primesFirst(); -> 
     

     Array
     (
         [0] => 2
         [1] => 3
         [2] => 5
         [3] => 7
         [4] => 11
         [5] => 13
         [6] => 17
         [7] => 19
         [8] => 23
         [9] => 29
         [10] => 31
         [11] => 37
         [12] => 41
         [13] => 43
         [14] => 47
         [15] => 53
         [16] => 59
         [17] => 61
         [18] => 67
         [19] => 71
         [20] => 73
         [21] => 79
         [22] => 83
         [23] => 89
         [24] => 97
         [25] => 101
         [26] => 103
         [27] => 107
         [28] => 109
         [29] => 113
         [30] => 127
         [31] => 131
         [32] => 137
         [33] => 139
         [34] => 149
         [35] => 151
         [36] => 157
         [37] => 163
         [38] => 167
         [39] => 173
         [40] => 179
         [41] => 181
         [42] => 191
         [43] => 193
         [44] => 197
         [45] => 199
         [46] => 211
         [47] => 223
         [48] => 227
         [49] => 229
     )