diff options
Diffstat (limited to '')
| -rw-r--r-- | admin/survey/excel/PHPExcel/Shared/JAMA/Matrix.php | 1059 |
1 files changed, 0 insertions, 1059 deletions
diff --git a/admin/survey/excel/PHPExcel/Shared/JAMA/Matrix.php b/admin/survey/excel/PHPExcel/Shared/JAMA/Matrix.php deleted file mode 100644 index e66e8e0..0000000 --- a/admin/survey/excel/PHPExcel/Shared/JAMA/Matrix.php +++ /dev/null @@ -1,1059 +0,0 @@ -<?php
-/**
- * @package JAMA
- */
-
-/** PHPExcel root directory */
-if (!defined('PHPEXCEL_ROOT')) {
- /**
- * @ignore
- */
- define('PHPEXCEL_ROOT', dirname(__FILE__) . '/../../../');
- require(PHPEXCEL_ROOT . 'PHPExcel/Autoloader.php');
-}
-
-
-/*
- * Matrix class
- *
- * @author Paul Meagher
- * @author Michael Bommarito
- * @author Lukasz Karapuda
- * @author Bartek Matosiuk
- * @version 1.8
- * @license PHP v3.0
- * @see http://math.nist.gov/javanumerics/jama/
- */
-class PHPExcel_Shared_JAMA_Matrix {
-
-
- const PolymorphicArgumentException = "Invalid argument pattern for polymorphic function.";
- const ArgumentTypeException = "Invalid argument type.";
- const ArgumentBoundsException = "Invalid argument range.";
- const MatrixDimensionException = "Matrix dimensions are not equal.";
- const ArrayLengthException = "Array length must be a multiple of m.";
-
- /**
- * Matrix storage
- *
- * @var array
- * @access public
- */
- public $A = array();
-
- /**
- * Matrix row dimension
- *
- * @var int
- * @access private
- */
- private $m;
-
- /**
- * Matrix column dimension
- *
- * @var int
- * @access private
- */
- private $n;
-
-
- /**
- * Polymorphic constructor
- *
- * As PHP has no support for polymorphic constructors, we hack our own sort of polymorphism using func_num_args, func_get_arg, and gettype. In essence, we're just implementing a simple RTTI filter and calling the appropriate constructor.
- */
- public function __construct() {
- if (func_num_args() > 0) {
- $args = func_get_args();
- $match = implode(",", array_map('gettype', $args));
-
- switch($match) {
- //Rectangular matrix - m x n initialized from 2D array
- case 'array':
- $this->m = count($args[0]);
- $this->n = count($args[0][0]);
- $this->A = $args[0];
- break;
- //Square matrix - n x n
- case 'integer':
- $this->m = $args[0];
- $this->n = $args[0];
- $this->A = array_fill(0, $this->m, array_fill(0, $this->n, 0));
- break;
- //Rectangular matrix - m x n
- case 'integer,integer':
- $this->m = $args[0];
- $this->n = $args[1];
- $this->A = array_fill(0, $this->m, array_fill(0, $this->n, 0));
- break;
- //Rectangular matrix - m x n initialized from packed array
- case 'array,integer':
- $this->m = $args[1];
- if ($this->m != 0) {
- $this->n = count($args[0]) / $this->m;
- } else {
- $this->n = 0;
- }
- if (($this->m * $this->n) == count($args[0])) {
- for($i = 0; $i < $this->m; ++$i) {
- for($j = 0; $j < $this->n; ++$j) {
- $this->A[$i][$j] = $args[0][$i + $j * $this->m];
- }
- }
- } else {
- throw new Exception(self::ArrayLengthException);
- }
- break;
- default:
- throw new Exception(self::PolymorphicArgumentException);
- break;
- }
- } else {
- throw new Exception(self::PolymorphicArgumentException);
- }
- } // function __construct()
-
-
- /**
- * getArray
- *
- * @return array Matrix array
- */
- public function getArray() {
- return $this->A;
- } // function getArray()
-
-
- /**
- * getRowDimension
- *
- * @return int Row dimension
- */
- public function getRowDimension() {
- return $this->m;
- } // function getRowDimension()
-
-
- /**
- * getColumnDimension
- *
- * @return int Column dimension
- */
- public function getColumnDimension() {
- return $this->n;
- } // function getColumnDimension()
-
-
- /**
- * get
- *
- * Get the i,j-th element of the matrix.
- * @param int $i Row position
- * @param int $j Column position
- * @return mixed Element (int/float/double)
- */
- public function get($i = null, $j = null) {
- return $this->A[$i][$j];
- } // function get()
-
-
- /**
- * getMatrix
- *
- * Get a submatrix
- * @param int $i0 Initial row index
- * @param int $iF Final row index
- * @param int $j0 Initial column index
- * @param int $jF Final column index
- * @return Matrix Submatrix
- */
- public function getMatrix() {
- if (func_num_args() > 0) {
- $args = func_get_args();
- $match = implode(",", array_map('gettype', $args));
-
- switch($match) {
- //A($i0...; $j0...)
- case 'integer,integer':
- list($i0, $j0) = $args;
- if ($i0 >= 0) { $m = $this->m - $i0; } else { throw new Exception(self::ArgumentBoundsException); }
- if ($j0 >= 0) { $n = $this->n - $j0; } else { throw new Exception(self::ArgumentBoundsException); }
- $R = new PHPExcel_Shared_JAMA_Matrix($m, $n);
- for($i = $i0; $i < $this->m; ++$i) {
- for($j = $j0; $j < $this->n; ++$j) {
- $R->set($i, $j, $this->A[$i][$j]);
- }
- }
- return $R;
- break;
- //A($i0...$iF; $j0...$jF)
- case 'integer,integer,integer,integer':
- list($i0, $iF, $j0, $jF) = $args;
- if (($iF > $i0) && ($this->m >= $iF) && ($i0 >= 0)) { $m = $iF - $i0; } else { throw new Exception(self::ArgumentBoundsException); }
- if (($jF > $j0) && ($this->n >= $jF) && ($j0 >= 0)) { $n = $jF - $j0; } else { throw new Exception(self::ArgumentBoundsException); }
- $R = new PHPExcel_Shared_JAMA_Matrix($m+1, $n+1);
- for($i = $i0; $i <= $iF; ++$i) {
- for($j = $j0; $j <= $jF; ++$j) {
- $R->set($i - $i0, $j - $j0, $this->A[$i][$j]);
- }
- }
- return $R;
- break;
- //$R = array of row indices; $C = array of column indices
- case 'array,array':
- list($RL, $CL) = $args;
- if (count($RL) > 0) { $m = count($RL); } else { throw new Exception(self::ArgumentBoundsException); }
- if (count($CL) > 0) { $n = count($CL); } else { throw new Exception(self::ArgumentBoundsException); }
- $R = new PHPExcel_Shared_JAMA_Matrix($m, $n);
- for($i = 0; $i < $m; ++$i) {
- for($j = 0; $j < $n; ++$j) {
- $R->set($i - $i0, $j - $j0, $this->A[$RL[$i]][$CL[$j]]);
- }
- }
- return $R;
- break;
- //$RL = array of row indices; $CL = array of column indices
- case 'array,array':
- list($RL, $CL) = $args;
- if (count($RL) > 0) { $m = count($RL); } else { throw new Exception(self::ArgumentBoundsException); }
- if (count($CL) > 0) { $n = count($CL); } else { throw new Exception(self::ArgumentBoundsException); }
- $R = new PHPExcel_Shared_JAMA_Matrix($m, $n);
- for($i = 0; $i < $m; ++$i) {
- for($j = 0; $j < $n; ++$j) {
- $R->set($i, $j, $this->A[$RL[$i]][$CL[$j]]);
- }
- }
- return $R;
- break;
- //A($i0...$iF); $CL = array of column indices
- case 'integer,integer,array':
- list($i0, $iF, $CL) = $args;
- if (($iF > $i0) && ($this->m >= $iF) && ($i0 >= 0)) { $m = $iF - $i0; } else { throw new Exception(self::ArgumentBoundsException); }
- if (count($CL) > 0) { $n = count($CL); } else { throw new Exception(self::ArgumentBoundsException); }
- $R = new PHPExcel_Shared_JAMA_Matrix($m, $n);
- for($i = $i0; $i < $iF; ++$i) {
- for($j = 0; $j < $n; ++$j) {
- $R->set($i - $i0, $j, $this->A[$RL[$i]][$j]);
- }
- }
- return $R;
- break;
- //$RL = array of row indices
- case 'array,integer,integer':
- list($RL, $j0, $jF) = $args;
- if (count($RL) > 0) { $m = count($RL); } else { throw new Exception(self::ArgumentBoundsException); }
- if (($jF >= $j0) && ($this->n >= $jF) && ($j0 >= 0)) { $n = $jF - $j0; } else { throw new Exception(self::ArgumentBoundsException); }
- $R = new PHPExcel_Shared_JAMA_Matrix($m, $n+1);
- for($i = 0; $i < $m; ++$i) {
- for($j = $j0; $j <= $jF; ++$j) {
- $R->set($i, $j - $j0, $this->A[$RL[$i]][$j]);
- }
- }
- return $R;
- break;
- default:
- throw new Exception(self::PolymorphicArgumentException);
- break;
- }
- } else {
- throw new Exception(self::PolymorphicArgumentException);
- }
- } // function getMatrix()
-
-
- /**
- * checkMatrixDimensions
- *
- * Is matrix B the same size?
- * @param Matrix $B Matrix B
- * @return boolean
- */
- public function checkMatrixDimensions($B = null) {
- if ($B instanceof PHPExcel_Shared_JAMA_Matrix) {
- if (($this->m == $B->getRowDimension()) && ($this->n == $B->getColumnDimension())) {
- return true;
- } else {
- throw new Exception(self::MatrixDimensionException);
- }
- } else {
- throw new Exception(self::ArgumentTypeException);
- }
- } // function checkMatrixDimensions()
-
-
-
- /**
- * set
- *
- * Set the i,j-th element of the matrix.
- * @param int $i Row position
- * @param int $j Column position
- * @param mixed $c Int/float/double value
- * @return mixed Element (int/float/double)
- */
- public function set($i = null, $j = null, $c = null) {
- // Optimized set version just has this
- $this->A[$i][$j] = $c;
- } // function set()
-
-
- /**
- * identity
- *
- * Generate an identity matrix.
- * @param int $m Row dimension
- * @param int $n Column dimension
- * @return Matrix Identity matrix
- */
- public function identity($m = null, $n = null) {
- return $this->diagonal($m, $n, 1);
- } // function identity()
-
-
- /**
- * diagonal
- *
- * Generate a diagonal matrix
- * @param int $m Row dimension
- * @param int $n Column dimension
- * @param mixed $c Diagonal value
- * @return Matrix Diagonal matrix
- */
- public function diagonal($m = null, $n = null, $c = 1) {
- $R = new PHPExcel_Shared_JAMA_Matrix($m, $n);
- for($i = 0; $i < $m; ++$i) {
- $R->set($i, $i, $c);
- }
- return $R;
- } // function diagonal()
-
-
- /**
- * getMatrixByRow
- *
- * Get a submatrix by row index/range
- * @param int $i0 Initial row index
- * @param int $iF Final row index
- * @return Matrix Submatrix
- */
- public function getMatrixByRow($i0 = null, $iF = null) {
- if (is_int($i0)) {
- if (is_int($iF)) {
- return $this->getMatrix($i0, 0, $iF + 1, $this->n);
- } else {
- return $this->getMatrix($i0, 0, $i0 + 1, $this->n);
- }
- } else {
- throw new Exception(self::ArgumentTypeException);
- }
- } // function getMatrixByRow()
-
-
- /**
- * getMatrixByCol
- *
- * Get a submatrix by column index/range
- * @param int $i0 Initial column index
- * @param int $iF Final column index
- * @return Matrix Submatrix
- */
- public function getMatrixByCol($j0 = null, $jF = null) {
- if (is_int($j0)) {
- if (is_int($jF)) {
- return $this->getMatrix(0, $j0, $this->m, $jF + 1);
- } else {
- return $this->getMatrix(0, $j0, $this->m, $j0 + 1);
- }
- } else {
- throw new Exception(self::ArgumentTypeException);
- }
- } // function getMatrixByCol()
-
-
- /**
- * transpose
- *
- * Tranpose matrix
- * @return Matrix Transposed matrix
- */
- public function transpose() {
- $R = new PHPExcel_Shared_JAMA_Matrix($this->n, $this->m);
- for($i = 0; $i < $this->m; ++$i) {
- for($j = 0; $j < $this->n; ++$j) {
- $R->set($j, $i, $this->A[$i][$j]);
- }
- }
- return $R;
- } // function transpose()
-
-
- /**
- * trace
- *
- * Sum of diagonal elements
- * @return float Sum of diagonal elements
- */
- public function trace() {
- $s = 0;
- $n = min($this->m, $this->n);
- for($i = 0; $i < $n; ++$i) {
- $s += $this->A[$i][$i];
- }
- return $s;
- } // function trace()
-
-
- /**
- * uminus
- *
- * Unary minus matrix -A
- * @return Matrix Unary minus matrix
- */
- public function uminus() {
- } // function uminus()
-
-
- /**
- * plus
- *
- * A + B
- * @param mixed $B Matrix/Array
- * @return Matrix Sum
- */
- public function plus() {
- if (func_num_args() > 0) {
- $args = func_get_args();
- $match = implode(",", array_map('gettype', $args));
-
- switch($match) {
- case 'object':
- if ($args[0] instanceof PHPExcel_Shared_JAMA_Matrix) { $M = $args[0]; } else { throw new Exception(self::ArgumentTypeException); }
- break;
- case 'array':
- $M = new PHPExcel_Shared_JAMA_Matrix($args[0]);
- break;
- default:
- throw new Exception(self::PolymorphicArgumentException);
- break;
- }
- $this->checkMatrixDimensions($M);
- for($i = 0; $i < $this->m; ++$i) {
- for($j = 0; $j < $this->n; ++$j) {
- $M->set($i, $j, $M->get($i, $j) + $this->A[$i][$j]);
- }
- }
- return $M;
- } else {
- throw new Exception(self::PolymorphicArgumentException);
- }
- } // function plus()
-
-
- /**
- * plusEquals
- *
- * A = A + B
- * @param mixed $B Matrix/Array
- * @return Matrix Sum
- */
- public function plusEquals() {
- if (func_num_args() > 0) {
- $args = func_get_args();
- $match = implode(",", array_map('gettype', $args));
-
- switch($match) {
- case 'object':
- if ($args[0] instanceof PHPExcel_Shared_JAMA_Matrix) { $M = $args[0]; } else { throw new Exception(self::ArgumentTypeException); }
- break;
- case 'array':
- $M = new PHPExcel_Shared_JAMA_Matrix($args[0]);
- break;
- default:
- throw new Exception(self::PolymorphicArgumentException);
- break;
- }
- $this->checkMatrixDimensions($M);
- for($i = 0; $i < $this->m; ++$i) {
- for($j = 0; $j < $this->n; ++$j) {
- $validValues = True;
- $value = $M->get($i, $j);
- if ((is_string($this->A[$i][$j])) && (strlen($this->A[$i][$j]) > 0) && (!is_numeric($this->A[$i][$j]))) {
- $this->A[$i][$j] = trim($this->A[$i][$j],'"');
- $validValues &= PHPExcel_Shared_String::convertToNumberIfFraction($this->A[$i][$j]);
- }
- if ((is_string($value)) && (strlen($value) > 0) && (!is_numeric($value))) {
- $value = trim($value,'"');
- $validValues &= PHPExcel_Shared_String::convertToNumberIfFraction($value);
- }
- if ($validValues) {
- $this->A[$i][$j] += $value;
- } else {
- $this->A[$i][$j] = PHPExcel_Calculation_Functions::NaN();
- }
- }
- }
- return $this;
- } else {
- throw new Exception(self::PolymorphicArgumentException);
- }
- } // function plusEquals()
-
-
- /**
- * minus
- *
- * A - B
- * @param mixed $B Matrix/Array
- * @return Matrix Sum
- */
- public function minus() {
- if (func_num_args() > 0) {
- $args = func_get_args();
- $match = implode(",", array_map('gettype', $args));
-
- switch($match) {
- case 'object':
- if ($args[0] instanceof PHPExcel_Shared_JAMA_Matrix) { $M = $args[0]; } else { throw new Exception(self::ArgumentTypeException); }
- break;
- case 'array':
- $M = new PHPExcel_Shared_JAMA_Matrix($args[0]);
- break;
- default:
- throw new Exception(self::PolymorphicArgumentException);
- break;
- }
- $this->checkMatrixDimensions($M);
- for($i = 0; $i < $this->m; ++$i) {
- for($j = 0; $j < $this->n; ++$j) {
- $M->set($i, $j, $M->get($i, $j) - $this->A[$i][$j]);
- }
- }
- return $M;
- } else {
- throw new Exception(self::PolymorphicArgumentException);
- }
- } // function minus()
-
-
- /**
- * minusEquals
- *
- * A = A - B
- * @param mixed $B Matrix/Array
- * @return Matrix Sum
- */
- public function minusEquals() {
- if (func_num_args() > 0) {
- $args = func_get_args();
- $match = implode(",", array_map('gettype', $args));
-
- switch($match) {
- case 'object':
- if ($args[0] instanceof PHPExcel_Shared_JAMA_Matrix) { $M = $args[0]; } else { throw new Exception(self::ArgumentTypeException); }
- break;
- case 'array':
- $M = new PHPExcel_Shared_JAMA_Matrix($args[0]);
- break;
- default:
- throw new Exception(self::PolymorphicArgumentException);
- break;
- }
- $this->checkMatrixDimensions($M);
- for($i = 0; $i < $this->m; ++$i) {
- for($j = 0; $j < $this->n; ++$j) {
- $validValues = True;
- $value = $M->get($i, $j);
- if ((is_string($this->A[$i][$j])) && (strlen($this->A[$i][$j]) > 0) && (!is_numeric($this->A[$i][$j]))) {
- $this->A[$i][$j] = trim($this->A[$i][$j],'"');
- $validValues &= PHPExcel_Shared_String::convertToNumberIfFraction($this->A[$i][$j]);
- }
- if ((is_string($value)) && (strlen($value) > 0) && (!is_numeric($value))) {
- $value = trim($value,'"');
- $validValues &= PHPExcel_Shared_String::convertToNumberIfFraction($value);
- }
- if ($validValues) {
- $this->A[$i][$j] -= $value;
- } else {
- $this->A[$i][$j] = PHPExcel_Calculation_Functions::NaN();
- }
- }
- }
- return $this;
- } else {
- throw new Exception(self::PolymorphicArgumentException);
- }
- } // function minusEquals()
-
-
- /**
- * arrayTimes
- *
- * Element-by-element multiplication
- * Cij = Aij * Bij
- * @param mixed $B Matrix/Array
- * @return Matrix Matrix Cij
- */
- public function arrayTimes() {
- if (func_num_args() > 0) {
- $args = func_get_args();
- $match = implode(",", array_map('gettype', $args));
-
- switch($match) {
- case 'object':
- if ($args[0] instanceof PHPExcel_Shared_JAMA_Matrix) { $M = $args[0]; } else { throw new Exception(self::ArgumentTypeException); }
- break;
- case 'array':
- $M = new PHPExcel_Shared_JAMA_Matrix($args[0]);
- break;
- default:
- throw new Exception(self::PolymorphicArgumentException);
- break;
- }
- $this->checkMatrixDimensions($M);
- for($i = 0; $i < $this->m; ++$i) {
- for($j = 0; $j < $this->n; ++$j) {
- $M->set($i, $j, $M->get($i, $j) * $this->A[$i][$j]);
- }
- }
- return $M;
- } else {
- throw new Exception(self::PolymorphicArgumentException);
- }
- } // function arrayTimes()
-
-
- /**
- * arrayTimesEquals
- *
- * Element-by-element multiplication
- * Aij = Aij * Bij
- * @param mixed $B Matrix/Array
- * @return Matrix Matrix Aij
- */
- public function arrayTimesEquals() {
- if (func_num_args() > 0) {
- $args = func_get_args();
- $match = implode(",", array_map('gettype', $args));
-
- switch($match) {
- case 'object':
- if ($args[0] instanceof PHPExcel_Shared_JAMA_Matrix) { $M = $args[0]; } else { throw new Exception(self::ArgumentTypeException); }
- break;
- case 'array':
- $M = new PHPExcel_Shared_JAMA_Matrix($args[0]);
- break;
- default:
- throw new Exception(self::PolymorphicArgumentException);
- break;
- }
- $this->checkMatrixDimensions($M);
- for($i = 0; $i < $this->m; ++$i) {
- for($j = 0; $j < $this->n; ++$j) {
- $validValues = True;
- $value = $M->get($i, $j);
- if ((is_string($this->A[$i][$j])) && (strlen($this->A[$i][$j]) > 0) && (!is_numeric($this->A[$i][$j]))) {
- $this->A[$i][$j] = trim($this->A[$i][$j],'"');
- $validValues &= PHPExcel_Shared_String::convertToNumberIfFraction($this->A[$i][$j]);
- }
- if ((is_string($value)) && (strlen($value) > 0) && (!is_numeric($value))) {
- $value = trim($value,'"');
- $validValues &= PHPExcel_Shared_String::convertToNumberIfFraction($value);
- }
- if ($validValues) {
- $this->A[$i][$j] *= $value;
- } else {
- $this->A[$i][$j] = PHPExcel_Calculation_Functions::NaN();
- }
- }
- }
- return $this;
- } else {
- throw new Exception(self::PolymorphicArgumentException);
- }
- } // function arrayTimesEquals()
-
-
- /**
- * arrayRightDivide
- *
- * Element-by-element right division
- * A / B
- * @param Matrix $B Matrix B
- * @return Matrix Division result
- */
- public function arrayRightDivide() {
- if (func_num_args() > 0) {
- $args = func_get_args();
- $match = implode(",", array_map('gettype', $args));
-
- switch($match) {
- case 'object':
- if ($args[0] instanceof PHPExcel_Shared_JAMA_Matrix) { $M = $args[0]; } else { throw new Exception(self::ArgumentTypeException); }
- break;
- case 'array':
- $M = new PHPExcel_Shared_JAMA_Matrix($args[0]);
- break;
- default:
- throw new Exception(self::PolymorphicArgumentException);
- break;
- }
- $this->checkMatrixDimensions($M);
- for($i = 0; $i < $this->m; ++$i) {
- for($j = 0; $j < $this->n; ++$j) {
- $validValues = True;
- $value = $M->get($i, $j);
- if ((is_string($this->A[$i][$j])) && (strlen($this->A[$i][$j]) > 0) && (!is_numeric($this->A[$i][$j]))) {
- $this->A[$i][$j] = trim($this->A[$i][$j],'"');
- $validValues &= PHPExcel_Shared_String::convertToNumberIfFraction($this->A[$i][$j]);
- }
- if ((is_string($value)) && (strlen($value) > 0) && (!is_numeric($value))) {
- $value = trim($value,'"');
- $validValues &= PHPExcel_Shared_String::convertToNumberIfFraction($value);
- }
- if ($validValues) {
- if ($value == 0) {
- // Trap for Divide by Zero error
- $M->set($i, $j, '#DIV/0!');
- } else {
- $M->set($i, $j, $this->A[$i][$j] / $value);
- }
- } else {
- $M->set($i, $j, PHPExcel_Calculation_Functions::NaN());
- }
- }
- }
- return $M;
- } else {
- throw new Exception(self::PolymorphicArgumentException);
- }
- } // function arrayRightDivide()
-
-
- /**
- * arrayRightDivideEquals
- *
- * Element-by-element right division
- * Aij = Aij / Bij
- * @param mixed $B Matrix/Array
- * @return Matrix Matrix Aij
- */
- public function arrayRightDivideEquals() {
- if (func_num_args() > 0) {
- $args = func_get_args();
- $match = implode(",", array_map('gettype', $args));
-
- switch($match) {
- case 'object':
- if ($args[0] instanceof PHPExcel_Shared_JAMA_Matrix) { $M = $args[0]; } else { throw new Exception(self::ArgumentTypeException); }
- break;
- case 'array':
- $M = new PHPExcel_Shared_JAMA_Matrix($args[0]);
- break;
- default:
- throw new Exception(self::PolymorphicArgumentException);
- break;
- }
- $this->checkMatrixDimensions($M);
- for($i = 0; $i < $this->m; ++$i) {
- for($j = 0; $j < $this->n; ++$j) {
- $this->A[$i][$j] = $this->A[$i][$j] / $M->get($i, $j);
- }
- }
- return $M;
- } else {
- throw new Exception(self::PolymorphicArgumentException);
- }
- } // function arrayRightDivideEquals()
-
-
- /**
- * arrayLeftDivide
- *
- * Element-by-element Left division
- * A / B
- * @param Matrix $B Matrix B
- * @return Matrix Division result
- */
- public function arrayLeftDivide() {
- if (func_num_args() > 0) {
- $args = func_get_args();
- $match = implode(",", array_map('gettype', $args));
-
- switch($match) {
- case 'object':
- if ($args[0] instanceof PHPExcel_Shared_JAMA_Matrix) { $M = $args[0]; } else { throw new Exception(self::ArgumentTypeException); }
- break;
- case 'array':
- $M = new PHPExcel_Shared_JAMA_Matrix($args[0]);
- break;
- default:
- throw new Exception(self::PolymorphicArgumentException);
- break;
- }
- $this->checkMatrixDimensions($M);
- for($i = 0; $i < $this->m; ++$i) {
- for($j = 0; $j < $this->n; ++$j) {
- $M->set($i, $j, $M->get($i, $j) / $this->A[$i][$j]);
- }
- }
- return $M;
- } else {
- throw new Exception(self::PolymorphicArgumentException);
- }
- } // function arrayLeftDivide()
-
-
- /**
- * arrayLeftDivideEquals
- *
- * Element-by-element Left division
- * Aij = Aij / Bij
- * @param mixed $B Matrix/Array
- * @return Matrix Matrix Aij
- */
- public function arrayLeftDivideEquals() {
- if (func_num_args() > 0) {
- $args = func_get_args();
- $match = implode(",", array_map('gettype', $args));
-
- switch($match) {
- case 'object':
- if ($args[0] instanceof PHPExcel_Shared_JAMA_Matrix) { $M = $args[0]; } else { throw new Exception(self::ArgumentTypeException); }
- break;
- case 'array':
- $M = new PHPExcel_Shared_JAMA_Matrix($args[0]);
- break;
- default:
- throw new Exception(self::PolymorphicArgumentException);
- break;
- }
- $this->checkMatrixDimensions($M);
- for($i = 0; $i < $this->m; ++$i) {
- for($j = 0; $j < $this->n; ++$j) {
- $this->A[$i][$j] = $M->get($i, $j) / $this->A[$i][$j];
- }
- }
- return $M;
- } else {
- throw new Exception(self::PolymorphicArgumentException);
- }
- } // function arrayLeftDivideEquals()
-
-
- /**
- * times
- *
- * Matrix multiplication
- * @param mixed $n Matrix/Array/Scalar
- * @return Matrix Product
- */
- public function times() {
- if (func_num_args() > 0) {
- $args = func_get_args();
- $match = implode(",", array_map('gettype', $args));
-
- switch($match) {
- case 'object':
- if ($args[0] instanceof PHPExcel_Shared_JAMA_Matrix) { $B = $args[0]; } else { throw new Exception(self::ArgumentTypeException); }
- if ($this->n == $B->m) {
- $C = new PHPExcel_Shared_JAMA_Matrix($this->m, $B->n);
- for($j = 0; $j < $B->n; ++$j) {
- for ($k = 0; $k < $this->n; ++$k) {
- $Bcolj[$k] = $B->A[$k][$j];
- }
- for($i = 0; $i < $this->m; ++$i) {
- $Arowi = $this->A[$i];
- $s = 0;
- for($k = 0; $k < $this->n; ++$k) {
- $s += $Arowi[$k] * $Bcolj[$k];
- }
- $C->A[$i][$j] = $s;
- }
- }
- return $C;
- } else {
- throw new Exception(JAMAError(MatrixDimensionMismatch));
- }
- break;
- case 'array':
- $B = new PHPExcel_Shared_JAMA_Matrix($args[0]);
- if ($this->n == $B->m) {
- $C = new PHPExcel_Shared_JAMA_Matrix($this->m, $B->n);
- for($i = 0; $i < $C->m; ++$i) {
- for($j = 0; $j < $C->n; ++$j) {
- $s = "0";
- for($k = 0; $k < $C->n; ++$k) {
- $s += $this->A[$i][$k] * $B->A[$k][$j];
- }
- $C->A[$i][$j] = $s;
- }
- }
- return $C;
- } else {
- throw new Exception(JAMAError(MatrixDimensionMismatch));
- }
- return $M;
- break;
- case 'integer':
- $C = new PHPExcel_Shared_JAMA_Matrix($this->A);
- for($i = 0; $i < $C->m; ++$i) {
- for($j = 0; $j < $C->n; ++$j) {
- $C->A[$i][$j] *= $args[0];
- }
- }
- return $C;
- break;
- case 'double':
- $C = new PHPExcel_Shared_JAMA_Matrix($this->m, $this->n);
- for($i = 0; $i < $C->m; ++$i) {
- for($j = 0; $j < $C->n; ++$j) {
- $C->A[$i][$j] = $args[0] * $this->A[$i][$j];
- }
- }
- return $C;
- break;
- case 'float':
- $C = new PHPExcel_Shared_JAMA_Matrix($this->A);
- for($i = 0; $i < $C->m; ++$i) {
- for($j = 0; $j < $C->n; ++$j) {
- $C->A[$i][$j] *= $args[0];
- }
- }
- return $C;
- break;
- default:
- throw new Exception(self::PolymorphicArgumentException);
- break;
- }
- } else {
- throw new Exception(self::PolymorphicArgumentException);
- }
- } // function times()
-
-
- /**
- * power
- *
- * A = A ^ B
- * @param mixed $B Matrix/Array
- * @return Matrix Sum
- */
- public function power() {
- if (func_num_args() > 0) {
- $args = func_get_args();
- $match = implode(",", array_map('gettype', $args));
-
- switch($match) {
- case 'object':
- if ($args[0] instanceof PHPExcel_Shared_JAMA_Matrix) { $M = $args[0]; } else { throw new Exception(self::ArgumentTypeException); }
- break;
- case 'array':
- $M = new PHPExcel_Shared_JAMA_Matrix($args[0]);
- break;
- default:
- throw new Exception(self::PolymorphicArgumentException);
- break;
- }
- $this->checkMatrixDimensions($M);
- for($i = 0; $i < $this->m; ++$i) {
- for($j = 0; $j < $this->n; ++$j) {
- $validValues = True;
- $value = $M->get($i, $j);
- if ((is_string($this->A[$i][$j])) && (strlen($this->A[$i][$j]) > 0) && (!is_numeric($this->A[$i][$j]))) {
- $this->A[$i][$j] = trim($this->A[$i][$j],'"');
- $validValues &= PHPExcel_Shared_String::convertToNumberIfFraction($this->A[$i][$j]);
- }
- if ((is_string($value)) && (strlen($value) > 0) && (!is_numeric($value))) {
- $value = trim($value,'"');
- $validValues &= PHPExcel_Shared_String::convertToNumberIfFraction($value);
- }
- if ($validValues) {
- $this->A[$i][$j] = pow($this->A[$i][$j],$value);
- } else {
- $this->A[$i][$j] = PHPExcel_Calculation_Functions::NaN();
- }
- }
- }
- return $this;
- } else {
- throw new Exception(self::PolymorphicArgumentException);
- }
- } // function power()
-
-
- /**
- * concat
- *
- * A = A & B
- * @param mixed $B Matrix/Array
- * @return Matrix Sum
- */
- public function concat() {
- if (func_num_args() > 0) {
- $args = func_get_args();
- $match = implode(",", array_map('gettype', $args));
-
- switch($match) {
- case 'object':
- if ($args[0] instanceof PHPExcel_Shared_JAMA_Matrix) { $M = $args[0]; } else { throw new Exception(self::ArgumentTypeException); }
- case 'array':
- $M = new PHPExcel_Shared_JAMA_Matrix($args[0]);
- break;
- default:
- throw new Exception(self::PolymorphicArgumentException);
- break;
- }
- $this->checkMatrixDimensions($M);
- for($i = 0; $i < $this->m; ++$i) {
- for($j = 0; $j < $this->n; ++$j) {
- $this->A[$i][$j] = trim($this->A[$i][$j],'"').trim($M->get($i, $j),'"');
- }
- }
- return $this;
- } else {
- throw new Exception(self::PolymorphicArgumentException);
- }
- } // function concat()
-
-
- /**
- * Solve A*X = B.
- *
- * @param Matrix $B Right hand side
- * @return Matrix ... Solution if A is square, least squares solution otherwise
- */
- public function solve($B) {
- if ($this->m == $this->n) {
- $LU = new PHPExcel_Shared_JAMA_LUDecomposition($this);
- return $LU->solve($B);
- } else {
- $QR = new QRDecomposition($this);
- return $QR->solve($B);
- }
- } // function solve()
-
-
- /**
- * Matrix inverse or pseudoinverse.
- *
- * @return Matrix ... Inverse(A) if A is square, pseudoinverse otherwise.
- */
- public function inverse() {
- return $this->solve($this->identity($this->m, $this->m));
- } // function inverse()
-
-
- /**
- * det
- *
- * Calculate determinant
- * @return float Determinant
- */
- public function det() {
- $L = new PHPExcel_Shared_JAMA_LUDecomposition($this);
- return $L->det();
- } // function det()
-
-
-} // class PHPExcel_Shared_JAMA_Matrix
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