JordanRL / Fermat

src/Samsara/Fermat/Provider/NumberFormatProvider.php

Spacing +10 added lines, -10 removed lines

@@ -33,7 +33,7 @@ 
             $number = str_replace('-', '-'.$currency->value, $number);
             $number = str_replace('+', '+'.$currency->value, $number);
         } else {
-            $number = $currency->value . $number;
+            $number = $currency->value.$number;
         }
 
         return $number;
@@ -71,14 +71,14 @@ 
             $number = $wholePart;
 
             if ($decimalPart) {
-                $number .= self::getRadixCharacter($format) . $decimalPart;
+                $number .= self::getRadixCharacter($format).$decimalPart;
             }
         }
 
         if (str_contains($posNegChar, '\N')) {
             $number = str_replace('\N', $number, $posNegChar);
         } else {
-            $number = $posNegChar . $number;
+            $number = $posNegChar.$number;
         }
 
         return $number;
@@ -107,17 +107,17 @@ 
         if ($wholeSizeNonZero) {
             $exponent = $wholeSizeNonZero;
             $exponent -= 1;
-            $mantissa = substr($wholePart, 0, 1) . '.' . substr($wholePart, 1) . $decimalPart;
+            $mantissa = substr($wholePart, 0, 1).'.'.substr($wholePart, 1).$decimalPart;
         } else {
-            $exponent = strlen($decimalPart) - $decimalSizeNonZero;
+            $exponent = strlen($decimalPart)-$decimalSizeNonZero;
             $exponent += 1;
-            $mantissa = substr($decimalPart, $exponent-1, 1) . '.' . substr($decimalPart, $exponent);
+            $mantissa = substr($decimalPart, $exponent-1, 1).'.'.substr($decimalPart, $exponent);
             $exponent *= -1;
         }
 
         $mantissa = rtrim($mantissa, '0');
 
-        return $negative . $mantissa . 'E' . $exponent . $imaginary;
+        return $negative.$mantissa.'E'.$exponent.$imaginary;
     }
 
     /**
@@ -137,18 +137,18 @@ 
         $formatted = '';
 
         for ($i = 0;$i < count($numberArr);$i++) {
-            $j = $i + 1;
+            $j = $i+1;
 
             $formatted = $numberArr[$i].$formatted;
 
             if ($grouping == NumberGrouping::Standard) {
-                if ($j % 3 == 0 && array_key_exists($i+1, $numberArr)) {
+                if ($j%3 == 0 && array_key_exists($i+1, $numberArr)) {
                     $formatted = self::getDelimiterCharacter($format).$formatted;
                 }
             } elseif ($grouping == NumberGrouping::Indian) {
                 if ($j == 3 && array_key_exists($i+1, $numberArr)) {
                     $formatted = self::getDelimiterCharacter($format).$formatted;
-                } elseif (($j - 3) % 2 == 0 && ($j - 3) > 0 && array_key_exists($i+1, $numberArr)) {
+                } elseif (($j-3)%2 == 0 && ($j-3) > 0 && array_key_exists($i+1, $numberArr)) {
                     $formatted = self::getDelimiterCharacter($format).$formatted;
                 }
             }

src/Samsara/Fermat/Types/Traits/Decimal/FormatterTrait.php

Spacing +9 added lines, -9 removed lines

@@ -123,7 +123,7 @@ 
             $baseValue = $this->trimmedScientificString($scale, $baseValue);
 
             if ($this->isNegative()) {
-                $baseValue = '-' . $baseValue;
+                $baseValue = '-'.$baseValue;
             }
 
             if ($this->isImaginary()) {
@@ -141,18 +141,18 @@ 
      */
     private function trimmedScientificString(int $scale, string $baseValue): string
     {
-        if ($this->numberOfIntDigits() > $scale + 1) {
-            $baseValue = substr($this->getWholePart(), 0, $scale + 1);
+        if ($this->numberOfIntDigits() > $scale+1) {
+            $baseValue = substr($this->getWholePart(), 0, $scale+1);
             $baseValue = str_pad($baseValue, $this->numberOfIntDigits(), '0');
-        } elseif ($this->getWholePart() == '0' && $this->numberOfSigDecimalDigits() > $scale + 1) {
+        } elseif ($this->getWholePart() == '0' && $this->numberOfSigDecimalDigits() > $scale+1) {
             $baseValue = trim($this->getDecimalPart(), '0');
-            $baseValue = substr($baseValue, 0, $scale + 1);
-            $baseValue = str_pad($baseValue, $this->numberOfLeadingZeros() + strlen($baseValue), '0', STR_PAD_LEFT);
-            $baseValue = '0.' . $baseValue;
-        } elseif ($this->numberOfTotalDigits() > $scale + 1) {
+            $baseValue = substr($baseValue, 0, $scale+1);
+            $baseValue = str_pad($baseValue, $this->numberOfLeadingZeros()+strlen($baseValue), '0', STR_PAD_LEFT);
+            $baseValue = '0.'.$baseValue;
+        } elseif ($this->numberOfTotalDigits() > $scale+1) {
             $baseValue = $this->getWholePart()
                 . '.'
-                . substr($this->getDecimalPart(), 0, ($scale + 1) - $this->numberOfIntDigits());
+                . substr($this->getDecimalPart(), 0, ($scale+1)-$this->numberOfIntDigits());
         }
 
         return $baseValue;

src/Samsara/Fermat/Types/Traits/Arithmetic/ArithmeticGMPTrait.php

Spacing +6 added lines, -6 removed lines

@@ -16,7 +16,7 @@ 
      * @param DecimalInterface $num
      * @return string|false
      */
-    protected function addGMP(DecimalInterface $num): string|false
+    protected function addGMP(DecimalInterface $num): string | false
     {
         if ($this->isInt() && $num->isInt()) {
             $result = gmp_add($this->getAsBaseTenRealNumber(), $num->getAsBaseTenRealNumber());
@@ -31,7 +31,7 @@ 
      * @param DecimalInterface $num
      * @return string|false
      */
-    protected function subtractGMP(DecimalInterface $num): string|false
+    protected function subtractGMP(DecimalInterface $num): string | false
     {
         if ($this->isInt() && $num->isInt()) {
             $result = gmp_sub($this->getAsBaseTenRealNumber(), $num->getAsBaseTenRealNumber());
@@ -46,7 +46,7 @@ 
      * @param DecimalInterface $num
      * @return string|false
      */
-    protected function multiplyGMP(DecimalInterface $num): string|false
+    protected function multiplyGMP(DecimalInterface $num): string | false
     {
         if ($this->isInt() && $num->isInt()) {
             $result = gmp_mul($this->getAsBaseTenRealNumber(), $num->getAsBaseTenRealNumber());
@@ -61,7 +61,7 @@ 
      * @param DecimalInterface $num
      * @return string|false
      */
-    protected function divideGMP(DecimalInterface $num): string|false
+    protected function divideGMP(DecimalInterface $num): string | false
     {
         if ($this->isInt() && $num->isInt()) {
             $result = gmp_div_qr($this->getAsBaseTenRealNumber(), $num->getAsBaseTenRealNumber());
@@ -78,7 +78,7 @@ 
      * @param DecimalInterface $num
      * @return string|false
      */
-    protected function powGMP(DecimalInterface $num): string|false
+    protected function powGMP(DecimalInterface $num): string | false
     {
         if ($this->isInt() && $num->isInt() && $num->isPositive()) {
             $result = gmp_pow($this->getAsBaseTenRealNumber(), $num->getAsBaseTenRealNumber());
@@ -92,7 +92,7 @@ 
     /**
      * @return string|false
      */
-    protected function sqrtGMP(): string|false
+    protected function sqrtGMP(): string | false
     {
         if ($this->isInt()) {
             $result = gmp_sqrtrem($this->getAsBaseTenRealNumber());

src/Samsara/Fermat/Provider/SequenceProvider.php

Spacing +61 added lines, -61 removed lines

@@ -20,57 +20,57 @@ 
 {
 
     const EULER_ZIGZAG = [
-        '1',                                                        // 0
-        '1',                                                        // 1
-        '1',                                                        // 2
-        '2',                                                        // 3
-        '5',                                                        // 4
-        '16',                                                       // 5
-        '61',                                                       // 6
-        '272',                                                      // 7
-        '1385',                                                     // 8
-        '7936',                                                     // 9
-        '50521',                                                    // 10
-        '353792',                                                   // 11
-        '2702765',                                                  // 12
-        '22368256',                                                 // 13
-        '199360981',                                                // 14
-        '1903757312',                                               // 15
-        '19391512145',                                              // 16
-        '209865342976',                                             // 17
-        '2404879675441',                                            // 18
-        '29088885112832',                                           // 19
-        '370371188237525',                                          // 20
-        '4951498053124096',                                         // 21
-        '69348874393137901',                                        // 22
-        '1015423886506852352',                                      // 23
-        '15514534163557086905',                                     // 24
-        '246921480190207983616',                                    // 25
-        '4087072509293123892361',                                   // 26
-        '70251601603943959887872',                                  // 27
-        '1252259641403629865468285',                                // 28
-        '23119184187809597841473536',                               // 29
-        '441543893249023104553682821',                              // 30
-        '8713962757125169296170811392',                             // 31
-        '177519391579539289436664789665',                           // 32
-        '3729407703720529571097509625856',                          // 33
-        '80723299235887898062168247453281',                         // 34
-        '1798651693450888780071750349094912',                       // 35
-        '41222060339517702122347079671259045',                      // 36
-        '970982810785059112379399707952152576',                     // 37
-        '23489580527043108252017828576198947741',                   // 38
-        '583203324917310043943191641625494290432',                  // 39
-        '14851150718114980017877156781405826684425',                // 40
-        '387635983772083031828014624002175135645696',               // 41
-        '10364622733519612119397957304745185976310201',             // 42
-        '283727921907431909304183316295787837183229952',            // 43
-        '7947579422597592703608040510088070619519273805',           // 44
-        '227681379129930886488600284336316164603920777216',         // 45
-        '6667537516685544977435028474773748197524107684661',        // 46
-        '199500252157859031027160499643195658166340757225472',      // 47
-        '6096278645568542158691685742876843153976539044435185',     // 48
-        '190169564657928428175235445073924928592047775873499136',   // 49
-        '6053285248188621896314383785111649088103498225146815121',  // 50
+        '1', // 0
+        '1', // 1
+        '1', // 2
+        '2', // 3
+        '5', // 4
+        '16', // 5
+        '61', // 6
+        '272', // 7
+        '1385', // 8
+        '7936', // 9
+        '50521', // 10
+        '353792', // 11
+        '2702765', // 12
+        '22368256', // 13
+        '199360981', // 14
+        '1903757312', // 15
+        '19391512145', // 16
+        '209865342976', // 17
+        '2404879675441', // 18
+        '29088885112832', // 19
+        '370371188237525', // 20
+        '4951498053124096', // 21
+        '69348874393137901', // 22
+        '1015423886506852352', // 23
+        '15514534163557086905', // 24
+        '246921480190207983616', // 25
+        '4087072509293123892361', // 26
+        '70251601603943959887872', // 27
+        '1252259641403629865468285', // 28
+        '23119184187809597841473536', // 29
+        '441543893249023104553682821', // 30
+        '8713962757125169296170811392', // 31
+        '177519391579539289436664789665', // 32
+        '3729407703720529571097509625856', // 33
+        '80723299235887898062168247453281', // 34
+        '1798651693450888780071750349094912', // 35
+        '41222060339517702122347079671259045', // 36
+        '970982810785059112379399707952152576', // 37
+        '23489580527043108252017828576198947741', // 38
+        '583203324917310043943191641625494290432', // 39
+        '14851150718114980017877156781405826684425', // 40
+        '387635983772083031828014624002175135645696', // 41
+        '10364622733519612119397957304745185976310201', // 42
+        '283727921907431909304183316295787837183229952', // 43
+        '7947579422597592703608040510088070619519273805', // 44
+        '227681379129930886488600284336316164603920777216', // 45
+        '6667537516685544977435028474773748197524107684661', // 46
+        '199500252157859031027160499643195658166340757225472', // 47
+        '6096278645568542158691685742876843153976539044435185', // 48
+        '190169564657928428175235445073924928592047775873499136', // 49
+        '6053285248188621896314383785111649088103498225146815121', // 50
     ];
 
     /**
@@ -84,13 +84,13 @@ 
      * @throws IntegrityConstraint
      * @throws MissingPackage
      */
-    public static function nthOddNumber(int $n, bool $asCollection = false, int $collectionSize = 10): ImmutableDecimal|NumberCollection
+    public static function nthOddNumber(int $n, bool $asCollection = false, int $collectionSize = 10): ImmutableDecimal | NumberCollection
     {
         if ($asCollection) {
             $sequence = new NumberCollection();
 
             for ($i = 0;$i < $collectionSize;$i++) {
-                $sequence->push(self::nthOddNumber($n + $i));
+                $sequence->push(self::nthOddNumber($n+$i));
             }
 
             return $sequence;
@@ -117,14 +117,14 @@ 
      * @return ImmutableDecimal|NumberCollection
      * @throws IntegrityConstraint
      */
-    public static function nthEvenNumber(int $n, int $scale = null, bool $asCollection = false, int $collectionSize = 10): ImmutableDecimal|NumberCollection
+    public static function nthEvenNumber(int $n, int $scale = null, bool $asCollection = false, int $collectionSize = 10): ImmutableDecimal | NumberCollection
     {
 
         if ($asCollection) {
             $sequence = new NumberCollection();
 
             for ($i = 0;$i < $collectionSize;$i++) {
-                $sequence->push(self::nthEvenNumber($n + $i));
+                $sequence->push(self::nthEvenNumber($n+$i));
             }
 
             return $sequence;
@@ -149,20 +149,20 @@ 
      * @return ImmutableDecimal|NumberCollection
      * @throws IntegrityConstraint
      */
-    public static function nthPowerNegativeOne(int $n, bool $asCollection = false, int $collectionSize = 10): ImmutableDecimal|NumberCollection
+    public static function nthPowerNegativeOne(int $n, bool $asCollection = false, int $collectionSize = 10): ImmutableDecimal | NumberCollection
     {
 
         if ($asCollection) {
             $sequence = new NumberCollection();
 
             for ($i = 0;$i < $collectionSize;$i++) {
-                $sequence->push(self::nthPowerNegativeOne($n + $i));
+                $sequence->push(self::nthPowerNegativeOne($n+$i));
             }
 
             return $sequence;
         }
 
-        return ($n % 2 ? new ImmutableDecimal(-1) : new ImmutableDecimal(1));
+        return ($n%2 ? new ImmutableDecimal(-1) : new ImmutableDecimal(1));
 
     }
 
@@ -176,14 +176,14 @@ 
      * @return ImmutableDecimal|NumberCollection
      * @throws IntegrityConstraint
      */
-    public static function nthEulerZigzag(int $n, bool $asCollection = false, int $collectionSize = 10): ImmutableDecimal|NumberCollection
+    public static function nthEulerZigzag(int $n, bool $asCollection = false, int $collectionSize = 10): ImmutableDecimal | NumberCollection
     {
 
         if ($asCollection) {
             $sequence = new NumberCollection();
 
             for ($i = 0;$i < $collectionSize;$i++) {
-                $sequence->push(self::nthEulerZigzag($n + $i));
+                $sequence->push(self::nthEulerZigzag($n+$i));
             }
 
             return $sequence;
@@ -345,7 +345,7 @@ 
      * @return ImmutableDecimal|NumberCollection
      * @throws IntegrityConstraint
      */
-    public static function nthFibonacciNumber(int $n, bool $asCollection = false, int $collectionSize = 10): ImmutableDecimal|NumberCollection
+    public static function nthFibonacciNumber(int $n, bool $asCollection = false, int $collectionSize = 10): ImmutableDecimal | NumberCollection
     {
         $n = Numbers::makeOrDont(Numbers::IMMUTABLE, $n);
 

src/Samsara/Fermat/Types/Traits/Arithmetic/ArithmeticNativeTrait.php

Spacing +11 added lines, -11 removed lines

@@ -15,7 +15,7 @@ 
      * @param DecimalInterface $num
      * @return int|float
      */
-    protected static function translateToNative(DecimalInterface $num): int|float
+    protected static function translateToNative(DecimalInterface $num): int | float
     {
         return ($num->isInt() ? $num->asInt() : $num->asFloat());
     }
@@ -24,12 +24,12 @@ 
      * @param DecimalInterface $num
      * @return int|float
      */
-    protected function addNative(DecimalInterface $num): int|float
+    protected function addNative(DecimalInterface $num): int | float
     {
         $left = self::translateToNative($this);
         $right = self::translateToNative($num);
 
-        $value = $left + $right;
+        $value = $left+$right;
         return (string)$value;
     }
 
@@ -37,12 +37,12 @@ 
      * @param DecimalInterface $num
      * @return int|float
      */
-    protected function subtractNative(DecimalInterface $num): int|float
+    protected function subtractNative(DecimalInterface $num): int | float
     {
         $left = self::translateToNative($this);
         $right = self::translateToNative($num);
 
-        $value = $left - $right;
+        $value = $left-$right;
         return (string)$value;
     }
 
@@ -50,12 +50,12 @@ 
      * @param DecimalInterface $num
      * @return int|float
      */
-    protected function multiplyNative(DecimalInterface $num): int|float
+    protected function multiplyNative(DecimalInterface $num): int | float
     {
         $left = self::translateToNative($this);
         $right = self::translateToNative($num);
 
-        $value = $left * $right;
+        $value = $left*$right;
         return (string)$value;
     }
 
@@ -63,12 +63,12 @@ 
      * @param DecimalInterface $num
      * @return int|float
      */
-    protected function divideNative(DecimalInterface $num): int|float
+    protected function divideNative(DecimalInterface $num): int | float
     {
         $left = self::translateToNative($this);
         $right = self::translateToNative($num);
 
-        $value = $left / $right;
+        $value = $left/$right;
         return (string)$value;
     }
 
@@ -76,7 +76,7 @@ 
      * @param DecimalInterface $num
      * @return int|float
      */
-    protected function powNative(DecimalInterface $num): int|float
+    protected function powNative(DecimalInterface $num): int | float
     {
         $left = self::translateToNative($this);
         $right = self::translateToNative($num);
@@ -88,7 +88,7 @@ 
     /**
      * @return int|float
      */
-    protected function sqrtNative(): int|float
+    protected function sqrtNative(): int | float
     {
         $value = sqrt($this->abs()->asFloat());
         return (string)$value;

src/Samsara/Fermat/Types/Traits/Arithmetic/ArithmeticHelperTrait.php

Spacing +3 added lines, -3 removed lines

@@ -71,7 +71,7 @@ 
      * @throws IntegrityConstraint
      * @throws MissingPackage
      */
-    protected static function stringSelector(string $input): ImmutableComplexNumber|ImmutableDecimal|ImmutableFraction
+    protected static function stringSelector(string $input): ImmutableComplexNumber | ImmutableDecimal | ImmutableFraction
     {
 
         $input = trim($input);
@@ -164,7 +164,7 @@ 
         NumberInterface $thatRealPart,
         NumberInterface $thatImaginaryPart,
         CalcOperation $operation
-    ): static|ImmutableComplexNumber
+    ): static | ImmutableComplexNumber
     {
         if (!(InstalledVersions::isInstalled('samsara/fermat-complex-numbers')) || !class_exists('Samsara\\Fermat\\Values\\ImmutableComplexNumber')) {
             throw new MissingPackage(
@@ -202,7 +202,7 @@ 
      * @throws IntegrityConstraint
      * @throws MissingPackage
      */
-    protected function helperAddSubFraction(ImmutableDecimal|ImmutableFraction $num, CalcOperation $operation): FractionInterface
+    protected function helperAddSubFraction(ImmutableDecimal | ImmutableFraction $num, CalcOperation $operation): FractionInterface
     {
         if ($num instanceof FractionInterface && $this->getDenominator()->isEqual($num->getDenominator())) {
             $finalDenominator = $this->getDenominator();

src/Samsara/Fermat/Types/Traits/Trigonometry/InverseTrigonometryHelpersTrait.php

Spacing +5 added lines, -5 removed lines

@@ -26,8 +26,8 @@ 
     protected function helperArctanGCF(ImmutableDecimal $num, ?int $scale): ImmutableDecimal
     {
         $scale = $scale ?? $this->getScale();
-        $intScale = $scale + 2;
-        $terms = $intScale + 2;
+        $intScale = $scale+2;
+        $terms = $intScale+2;
         $x = new ImmutableDecimal($num, $intScale);
         $aPart = new class($x) implements ContinuedFractionTermInterface {
             private ImmutableDecimal $x;
@@ -75,7 +75,7 @@ 
                     return Numbers::makeZero($this->intScale);
                 }
 
-                return SequenceProvider::nthOddNumber($n - 1);
+                return SequenceProvider::nthOddNumber($n-1);
             }
         };
 
@@ -96,7 +96,7 @@ 
         $x2 = $x->pow(2);
         $one = new ImmutableDecimal(1, $scale);
 
-        $aPart = new class($x2, $scale) implements ContinuedFractionTermInterface{
+        $aPart = new class($x2, $scale) implements ContinuedFractionTermInterface {
             private ImmutableDecimal $x2;
             private ImmutableDecimal $negTwo;
 
@@ -124,7 +124,7 @@ 
             }
         };
 
-        $bPart = new class() implements ContinuedFractionTermInterface{
+        $bPart = new class() implements ContinuedFractionTermInterface {
             /**
              * @param int $n
              * @return ImmutableDecimal

src/Samsara/Fermat/Types/Traits/Trigonometry/InverseTrigonometryScaleTrait.php

Spacing +9 added lines, -9 removed lines

@@ -43,7 +43,7 @@ 
         } elseif ($this->isEqual(0)) {
             $answer = Numbers::makeZero();
         } else {
-            $intScale = $scale + 2;
+            $intScale = $scale+2;
             $num = new ImmutableDecimal($this->getValue(NumberBase::Ten), $intScale);
 
             $answer = $this->helperArcsinGCF($num, $intScale);
@@ -73,7 +73,7 @@ 
         } elseif ($this->isEqual(1)) {
             $answer = Numbers::makeZero();
         } else {
-            $z = Numbers::makeOrDont(Numbers::IMMUTABLE, $this, $scale + 2);
+            $z = Numbers::makeOrDont(Numbers::IMMUTABLE, $this, $scale+2);
 
             $answer = $piDivTwo->subtract($z->arcsin($scale+2));
         }
@@ -90,7 +90,7 @@ 
      */
     protected function arctanScale(int $scale = null): string
     {
-        $intScale = ($scale ?? $this->getScale()) + 2;
+        $intScale = ($scale ?? $this->getScale())+2;
 
         $thisNum = Numbers::makeOrDont(Numbers::IMMUTABLE, $this->absValue());
 
@@ -127,9 +127,9 @@ 
 
         $scale = $scale ?? $this->getScale();
 
-        $piDivTwo = Numbers::makePi($scale + 2)->divide(2, $scale + 2);
+        $piDivTwo = Numbers::makePi($scale+2)->divide(2, $scale+2);
 
-        $z = Numbers::makeOrDont(Numbers::IMMUTABLE, $this->absValue(), $scale + 2);
+        $z = Numbers::makeOrDont(Numbers::IMMUTABLE, $this->absValue(), $scale+2);
 
         $arctan = $z->arctan($scale+2, false);
 
@@ -152,7 +152,7 @@ 
     {
 
         $scale = $scale ?? $this->getScale();
-        $intScale = $scale + 2;
+        $intScale = $scale+2;
 
         $one = Numbers::makeOne($intScale);
         $z = Numbers::makeOrDont(Numbers::IMMUTABLE, $this->absValue(), $intScale);
@@ -208,7 +208,7 @@ 
         $answer = SeriesProvider::generalizedContinuedFraction(
             $aPart,
             $bPart,
-            $intScale * 2,
+            $intScale*2,
             $intScale,
             SeriesProvider::SUM_MODE_SUB
         );
@@ -231,7 +231,7 @@ 
     {
 
         $scale = $scale ?? $this->getScale();
-        $intScale = $scale + 2;
+        $intScale = $scale+2;
 
         $one = Numbers::makeOne($intScale);
         $z = Numbers::makeOrDont(Numbers::IMMUTABLE, $this, $intScale);
@@ -286,7 +286,7 @@ 
         $answer = SeriesProvider::generalizedContinuedFraction(
             $aPart,
             $bPart,
-            $intScale * 2,
+            $intScale*2,
             $intScale,
             SeriesProvider::SUM_MODE_ALT_FIRST_ADD
         );

src/Samsara/Fermat/Types/Traits/Trigonometry/InverseTrigonometryNativeTrait.php

Spacing +2 added lines, -2 removed lines

@@ -69,9 +69,9 @@
         $piDiv2 = M_PI_2;
 
         if ($thisNum < 0) {
-            return -1 * ($piDiv2 - atan(abs($thisNum)));
+            return -1*($piDiv2-atan(abs($thisNum)));
         } else {
-            return $piDiv2 - atan($thisNum);
+            return $piDiv2-atan($thisNum);
         }
     }