| 1 | <?php |
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| 11 | class MathFuncs |
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| 12 | { |
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| 13 | /** |
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| 14 | * @param $leftOperand |
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| 15 | * @param $rightOperand |
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| 16 | * @return string |
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| 17 | */ |
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| 18 | public static function add($leftOperand, $rightOperand) |
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| 22 | |||
| 23 | /** |
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| 24 | * @param $leftOperand |
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| 25 | * @param $rightOperand |
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| 26 | * @return string |
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| 27 | */ |
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| 28 | public static function sub($leftOperand, $rightOperand) |
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| 32 | |||
| 33 | /** |
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| 34 | * @param $leftOperand |
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| 35 | * @param $rightOperand |
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| 36 | * @return string |
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| 37 | */ |
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| 38 | public static function mul($leftOperand, $rightOperand) |
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| 42 | |||
| 43 | /** |
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| 44 | * @param $leftOperand |
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| 45 | * @param $rightOperand |
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| 46 | * @return string |
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| 47 | */ |
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| 48 | public static function div($leftOperand, $rightOperand) |
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| 52 | |||
| 53 | /** |
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| 54 | * @param $leftOperand |
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| 55 | * @param $rightOperand |
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| 56 | * @return string |
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| 57 | */ |
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| 58 | public static function pow($leftOperand, $rightOperand) |
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| 62 | |||
| 63 | /** |
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| 64 | * @param $leftOperand |
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| 65 | * @param $rightOperand |
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| 66 | * @return int |
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| 67 | */ |
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| 68 | public static function comp($leftOperand, $rightOperand) |
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| 72 | |||
| 73 | /** |
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| 74 | * @param $roundedNumber |
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| 75 | * @param $precision |
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| 76 | * @return string |
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| 77 | */ |
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| 78 | public static function round($roundedNumber, $precision = 2) |
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| 82 | } |
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| 83 | } |
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| 84 |