<?php

namespace PhpOffice\PhpSpreadsheet\Calculation\MathTrig;

use PhpOffice\PhpSpreadsheet\Calculation\ArrayEnabled;
use PhpOffice\PhpSpreadsheet\Calculation\Exception;

class Sqrt
{
    use ArrayEnabled;

    /**
     * SQRT.
     *
     * Returns the result of builtin function sqrt after validating args.
     *
     * @param mixed $number Should be numeric, or can be an array of numbers
     *
     * @return array|float|string square root
     *         If an array of numbers is passed as the argument, then the returned result will also be an array
     *            with the same dimensions
     */
    public static function sqrt($number)
    {
        if (is_array($number)) {
            return self::evaluateSingleArgumentArray([self::class, __FUNCTION__], $number);
        }

        try {
            $number = Helpers::validateNumericNullBool($number);
        } catch (Exception $e) {
            return $e->getMessage();
        }

        return Helpers::numberOrNan(sqrt($number));
    }

    /**
     * SQRTPI.
     *
     * Returns the square root of (number * pi).
     *
     * @param array|float $number Number, or can be an array of numbers
     *
     * @return array|float|string Square Root of Number * Pi, or a string containing an error
     *         If an array of numbers is passed as the argument, then the returned result will also be an array
     *            with the same dimensions
     */
    public static function pi($number)
    {
        if (is_array($number)) {
            return self::evaluateSingleArgumentArray([self::class, __FUNCTION__], $number);
        }

        try {
            $number = Helpers::validateNumericNullSubstitution($number, 0);
            Helpers::validateNotNegative($number);
        } catch (Exception $e) {
            return $e->getMessage();
        }

        return sqrt($number * M_PI);
    }
}

• [D] Trig
• [F] Absolute.php
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• [F] Angle.php
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• [F] Arabic.php
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• [F] Base.php
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• [F] Ceiling.php
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• [F] Combinations.php
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• [F] Exp.php
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• [F] Factorial.php
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• [F] Floor.php
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• [F] Gcd.php
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• [F] Helpers.php
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• [F] IntClass.php
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• [F] Lcm.php
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• [F] Logarithms.php
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• [F] MatrixFunctions.php
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• [F] Operations.php
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• [F] Random.php
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• [F] Roman.php
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• [F] Round.php
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• [F] SeriesSum.php
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• [F] Sign.php
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• [F] Sqrt.php
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• [F] Subtotal.php
  Delete
• [F] Sum.php
  Delete
• [F] SumSquares.php
  Delete
• [F] Trunc.php
  Delete

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