ghostjat / Np

src/matrix.php

Spacing +28 added lines, -28 removed lines

@@ -22,7 +22,7 @@ 
  * @email     ghost.jat@gmail.com
  * @copyright (c) 2020-2021, Shubham Chaudhary
  */
-class matrix extends nd{
+class matrix extends nd {
 
     public $row, $col;
     /**
@@ -342,7 +342,7 @@ 
      * @param \Np\matrix|\Np\vector $d
      * @return matrix|vector
      */
-    public function dot(matrix|vector $d): matrix|vector {
+    public function dot(matrix | vector $d): matrix | vector {
         if ($d instanceof self) {
             return $this->dotMatrix($d);
         } else {
@@ -388,7 +388,7 @@ 
      * @param int|float|matrix|vector $m
      * @return matrix|vector
      */
-    public function multiply(int|float|matrix|vector $m): matrix|vector {
+    public function multiply(int | float | matrix | vector $m): matrix | vector {
         if ($m instanceof self) {
             return $this->multiplyMatrix($m);
         } else if ($m instanceof vector) {
@@ -437,7 +437,7 @@ 
      * @param int|float $scalar
      * @return matrix
      */
-    public function scale(int|float $scalar): matrix {
+    public function scale(int | float $scalar): matrix {
         if ($scalar == 0) {
             return self::zeros($this->row, $this->col, $this->dtype);
         }
@@ -472,7 +472,7 @@ 
      * @param int|float|matrix|vector $m
      * @return matrix
      */
-    public function sum(int|float|matrix|vector $m): matrix {
+    public function sum(int | float | matrix | vector $m): matrix {
         if ($m instanceof self) {
             return $this->sumMatrix($m);
         } elseif ($m instanceof vector) {
@@ -482,7 +482,7 @@ 
         }
     }
 
-    protected function sumScalar(int|float $s): matrix {
+    protected function sumScalar(int | float $s): matrix {
         $ar = self::factory($this->row, $this->col, $this->dtype);
         for ($i = 0; $i < $this->ndim; ++$i) {
             $ar->data[$i] = $this->data[$i] + $s;
@@ -517,7 +517,7 @@ 
      * @param int|float|matrix|vector $d matrix|$scalar to subtract this matrix
      * @return \Np\matrix
      */
-    public function subtract(int|float|matrix|vector $d): matrix {
+    public function subtract(int | float | matrix | vector $d): matrix {
         if ($d instanceof self) {
             return $this->subtractMatrix($d);
         } elseif ($d instanceof vector) {
@@ -527,7 +527,7 @@ 
         }
     }
 
-    protected function subtractScalar(int|float $s): matrix {
+    protected function subtractScalar(int | float $s): matrix {
         $ar = self::factory($this->row, $this->col, $this->dtype);
         for ($i = 0; $i < $this->ndim; ++$i) {
             $ar->data[$i] = $this->data[$i] - $s;
@@ -589,7 +589,7 @@ 
      * @param int|float|matrix $d
      * @return matrix
      */
-    public function divide(int|float|matrix|vector $d): matrix {
+    public function divide(int | float | matrix | vector $d): matrix {
         if ($d instanceof self) {
             return $this->divideMatrix($d);
         } elseif ($d instanceof vector) {
@@ -625,7 +625,7 @@ 
         }
     }
 
-    protected function divideScalar(int|float $s): matrix {
+    protected function divideScalar(int | float $s): matrix {
         $ar = self::factory($this->row, $this->col, $this->dtype);
         for ($i = 0; $i < $this->ndim; ++$i) {
             $ar->data[$i] = $this->data[$i] / $s;
@@ -640,7 +640,7 @@ 
      * @param int|float|matrix $m
      * @return matrix
      */
-    public function pow(int|float|matrix|vector $d): matrix {
+    public function pow(int | float | matrix | vector $d): matrix {
         if ($d instanceof self) {
             return $this->powMatrix($d);
         } else if ($d instanceof vector) {
@@ -672,7 +672,7 @@ 
         }
     }
 
-    protected function powScalar(int|float $s): matrix {
+    protected function powScalar(int | float $s): matrix {
         $ar = $this->copyMatrix();
         for ($i = 0; $i < $this->ndim; ++$i) {
             $ar->data[$i] **= $s;
@@ -685,7 +685,7 @@ 
      * @param int|float|matrix|vector $d
      * @return matrix
      */
-    public function mod(int|float|matrix|vector $d): matrix {
+    public function mod(int | float | matrix | vector $d): matrix {
         if ($d instanceof self) {
             $this->modMatrix($d);
         } else if ($d instanceof vector) {
@@ -719,7 +719,7 @@ 
         }
     }
 
-    protected function modScalar(int|float $s): matrix {
+    protected function modScalar(int | float $s): matrix {
         $ar = $this->copyMatrix();
         for ($i = 0; $i < $this->ndim; ++$i) {
             $ar->data[$i] %= $s;
@@ -944,7 +944,7 @@ 
      *
      * @return matrix|null
      */
-    public function ref(): matrix|null {
+    public function ref(): matrix | null {
         return ref::factory($this);
     }
 
@@ -953,7 +953,7 @@ 
      *
      * @return matrix|null
      */
-    public function cholesky(): matrix|null {
+    public function cholesky(): matrix | null {
         return cholesky::factory($this);
     }
 
@@ -1036,7 +1036,7 @@ 
      * @param bool $dignoal
      * @return void
      */
-    public function setData(int|float|array $data, bool $dignoal = false): void {
+    public function setData(int | float | array $data, bool $dignoal = false): void {
         if ($dignoal == false) {
             if (is_array($data) && is_array($data[0])) {
                 $f = $this->flattenArray($data);
@@ -1060,7 +1060,7 @@ 
      * @return object
      */
     public function getShape(): object {
-        return (object) ['m' => $this->row, 'n' => $this->col];
+        return (object)['m' => $this->row, 'n' => $this->col];
     }
 
     /**
@@ -1192,7 +1192,7 @@ 
      * Compute the (Moore-Penrose) pseudo inverse of the general matrix.
      * @return matrix|null
      */
-    public function pseudoInverse(): matrix|null {
+    public function pseudoInverse(): matrix | null {
         $k = min($this->row, $this->col);
         $s = vector::factory($k, $this->dtype);
         $u = self::factory($this->row, $this->row, $this->dtype);
@@ -1376,7 +1376,7 @@ 
      * @param vector|null $mean
      * @return vector
      */
-    public function variance(vector|null $mean = null): vector {
+    public function variance(vector | null $mean = null): vector {
         if (isset($mean)) {
             if (!$mean instanceof vector) {
                 self::_invalidArgument('mean must be a vector!');
@@ -1418,7 +1418,7 @@ 
      * @param vector|null $mean
      * @return matrix
      */
-    public function covariance(vector|null $mean = null): matrix {
+    public function covariance(vector | null $mean = null): matrix {
         if (isset($mean)) {
             if ($mean->col !== $this->row) {
                 self::_err('Err:: given mean vector dimensionality mismatched!');
@@ -1505,7 +1505,7 @@ 
      * @param int|float|matrix|vector $d
      * @return matrix
      */
-    public function equal(int|float|matrix|vector $d): matrix {
+    public function equal(int | float | matrix | vector $d): matrix {
         if ($d instanceof self) {
             return $this->equalMatrix($d);
         } elseif ($d instanceof vector) {
@@ -1537,7 +1537,7 @@ 
         }
     }
 
-    protected function equalScalar(int|float $s): matrix {
+    protected function equalScalar(int | float $s): matrix {
         $ar = self::factory($this->row, $this->col, $this->dtype);
         for ($i = 0; $i < $this->ndim; ++$i) {
             $ar->data[$i] = $this->data[$i] == $s ? 1 : 0;
@@ -1550,7 +1550,7 @@ 
      * @param int|float|matrix|vector $d
      * @return matrix
      */
-    public function greater(int|float|matrix|vector $d): matrix {
+    public function greater(int | float | matrix | vector $d): matrix {
         if ($d instanceof self) {
             return $this->greaterMatrix($d);
         } elseif ($d instanceof vector) {
@@ -1582,7 +1582,7 @@ 
         }
     }
 
-    protected function greaterScalar(int|float $s): matrix {
+    protected function greaterScalar(int | float $s): matrix {
         $ar = self::factory($this->row, $this->col, $this->dtype);
         for ($i = 0; $i < $this->ndim; ++$i) {
             $ar->data[$i] = $this->data[$i] > $s ? 1 : 0;
@@ -1595,7 +1595,7 @@ 
      * @param int|float|matrix $m
      * @return matrix
      */
-    public function less(int|float|matrix $m): matrix {
+    public function less(int | float | matrix $m): matrix {
         $ar = self::factory($this->row, $this->col, $this->dtype);
         if ($m instanceof self) {
             if ($this->checkShape($m)) {
@@ -1646,7 +1646,7 @@ 
     }
 
     public function __toString() {
-        return (string) $this->printMatrix();
+        return (string)$this->printMatrix();
     }
 
     protected function flattenArray(array $ar) {
@@ -1686,7 +1686,7 @@ 
         if ($row < 1 || $col < 1) {
             self::_invalidArgument('* To create Numphp/Matrix row & col must be greater than 0!, Op Failed! * ');
         }
-        parent::__construct($row*$col, $dtype);
+        parent::__construct($row * $col, $dtype);
         $this->row = $row;
         $this->col = $col;
         return $this;