FM / functions

/home/techb158/ileadtechnology.com/SSM/vendor/markbaker/complex/classes/src/functions/

/home/techb158/ileadtechnology.com/SSM/vendor/markbaker/complex/classes/src/functions

Name	Size	Mode	Actions
abs.php	828	0644	edit dl rm
acos.php	1065	0644	edit dl rm
acosh.php	920	0644	edit dl rm
acot.php	756	0644	edit dl rm
acoth.php	781	0644	edit dl rm
acsc.php	854	0644	edit dl rm
acsch.php	879	0644	edit dl rm
argument.php	828	0644	edit dl rm
asec.php	850	0644	edit dl rm
asech.php	875	0644	edit dl rm
asin.php	1032	0644	edit dl rm
asinh.php	936	0644	edit dl rm
atan.php	1369	0644	edit dl rm
atanh.php	1103	0644	edit dl rm
conjugate.php	760	0644	edit dl rm
cos.php	938	0644	edit dl rm
cosh.php	922	0644	edit dl rm
cot.php	850	0644	edit dl rm
coth.php	761	0644	edit dl rm
csc.php	835	0644	edit dl rm
csch.php	860	0644	edit dl rm
exp.php	941	0644	edit dl rm
inverse.php	895	0644	edit dl rm
ln.php	963	0644	edit dl rm
log2.php	1087	0644	edit dl rm
log10.php	1107	0644	edit dl rm
negative.php	781	0644	edit dl rm
pow.php	1305	0644	edit dl rm
rho.php	857	0644	edit dl rm
sec.php	731	0644	edit dl rm
sech.php	756	0644	edit dl rm
sin.php	893	0644	edit dl rm
sinh.php	918	0644	edit dl rm
sqrt.php	825	0644	edit dl rm
tan.php	1238	0644	edit dl rm
tanh.php	1134	0644	edit dl rm
theta.php	1277	0644	edit dl rm

Edit: /home/techb158/ileadtechnology.com/SSM/vendor/markbaker/complex/classes/src/functions/atan.php (1369B)

<?php

/**
 *
 * Function code for the complex atan() function
 *
 * @copyright  Copyright (c) 2013-2018 Mark Baker (https://github.com/MarkBaker/PHPComplex)
 * @license    https://opensource.org/licenses/MIT    MIT
 */
namespace Complex;

//include_once 'Math/Complex.php';
//include_once 'Math/ComplexOp.php';

/**
 * Returns the inverse tangent of a complex number.
 *
 * @param     Complex|mixed    $complex    Complex number or a numeric value.
 * @return    Complex          The inverse tangent of the complex argument.
 * @throws    Exception        If argument isn't a valid real or complex number.
 * @throws    \InvalidArgumentException    If function would result in a division by zero
 */
function atan($complex)
{
    $complex = Complex::validateComplexArgument($complex);

if ($complex->isReal()) {
        return new Complex(\atan($complex->getReal()));
    }

$t1Value = new Complex(-1 * $complex->getImaginary(), $complex->getReal());
    $uValue = new Complex(1, 0);

$d1Value = clone $uValue;
    $d1Value = subtract($d1Value, $t1Value);
    $d2Value = add($t1Value, $uValue);
    $uResult = $d1Value->divideBy($d2Value);
    $uResult = ln($uResult);

return new Complex(
        (($uResult->getImaginary() == M_PI) ? -M_PI : $uResult->getImaginary()) * -0.5,
        $uResult->getReal() * 0.5,
        $complex->getSuffix()
    );
}

isReal()) { return new Complex(\atan($complex->getReal())); } $t1Value = new Complex(-1 * $complex->getImaginary(), $complex->getReal()); $uValue = new Complex(1, 0); $d1Value = clone $uValue; $d1Value = subtract($d1Value, $t1Value); $d2Value = add($t1Value, $uValue); $uResult = $d1Value->divideBy($d2Value); $uResult = ln($uResult); return new Complex( (($uResult->getImaginary() == M_PI) ? -M_PI : $uResult->getImaginary()) * -0.5, $uResult->getReal() * 0.5, $complex->getSuffix() ); }