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|  | 15 <tr align="left" valign="top"><td width="33%" align="left"><a href="./MathUtil.html" title="MathUtil.html">Previous</a>  <a href="./index.html" title="Table of Contents">TOC</a>  <a href="./AtomsCountDescriptors.html" title="AtomsCountDescriptors.html">Next</a></td><td width="34%" align="middle"><strong>Matrix.pm</strong></td><td width="33%" align="right"><a href="././code/Matrix.html" title="View source code">Code</a> | <a href="./../pdf/Matrix.pdf" title="PDF US Letter Size">PDF</a> | <a href="./../pdfgreen/Matrix.pdf" title="PDF US Letter Size with narrow margins: www.changethemargins.com">PDFGreen</a> | <a href="./../pdfa4/Matrix.pdf" title="PDF A4 Size">PDFA4</a> | <a href="./../pdfa4green/Matrix.pdf" title="PDF A4 Size with narrow margins: www.changethemargins.com">PDFA4Green</a></td></tr> | 
|  | 16 </table> | 
|  | 17 </div> | 
|  | 18 <p> | 
|  | 19 </p> | 
|  | 20 <h2>NAME</h2> | 
|  | 21 <p>Matrix</p> | 
|  | 22 <p> | 
|  | 23 </p> | 
|  | 24 <h2>SYNOPSIS</h2> | 
|  | 25 <p>use Matrix;</p> | 
|  | 26 <p>use Matrix qw(:all);</p> | 
|  | 27 <p> | 
|  | 28 </p> | 
|  | 29 <h2>DESCRIPTION</h2> | 
|  | 30 <p><strong>Matrix</strong> class provides the following methods:</p> | 
|  | 31 <p> <a href="#new">new</a>, <a href="#addcolumnvalues">AddColumnValues</a>, <a href="#addrowvalues">AddRowValues</a>, <a href="#copy">Copy</a>, <a href="#getcolumnvalues">GetColumnValues</a> | 
|  | 32 , <a href="#getcolumnvaluesascolumnmatrix">GetColumnValuesAsColumnMatrix</a>, <a href="#getcolumnvaluesasrowmatrix">GetColumnValuesAsRowMatrix</a> | 
|  | 33 , <a href="#getcolumnvaluesasstring">GetColumnValuesAsString</a>, <a href="#getcolumnvaluesasvector">GetColumnValuesAsVector</a>, <a href="#getdiagonalvalues">GetDiagonalValues</a> | 
|  | 34 , <a href="#getdiagonalvaluesascolumnmatrix">GetDiagonalValuesAsColumnMatrix</a>, <a href="#getdiagonalvaluesasrowmatrix">GetDiagonalValuesAsRowMatrix</a> | 
|  | 35 , <a href="#getdiagonalvaluesasstring">GetDiagonalValuesAsString</a>, <a href="#getdiagonalvaluesasvector">GetDiagonalValuesAsVector</a>, <a href="#getdimension">GetDimension</a> | 
|  | 36 , <a href="#getmatrixvaluesreference">GetMatrixValuesReference</a>, <a href="#getnumofcolumns">GetNumOfColumns</a>, <a href="#getnumofrows">GetNumOfRows</a>, <a href="#getrowvalues">GetRowValues</a> | 
|  | 37 , <a href="#getrowvaluesascolumnmatrix">GetRowValuesAsColumnMatrix</a>, <a href="#getrowvaluesasrowmatrix">GetRowValuesAsRowMatrix</a>, <a href="#getrowvaluesasstring">GetRowValuesAsString</a> | 
|  | 38 , <a href="#getrowvaluesasvector">GetRowValuesAsVector</a>, <a href="#getsize">GetSize</a>, <a href="#getvalue">GetValue</a>, <a href="#identitymatrix">IdentityMatrix</a>, <a href="#isantisymmetric">IsAntiSymmetric</a> | 
|  | 39 , <a href="#isbidiagonal">IsBiDiagonal</a>, <a href="#isdiagonal">IsDiagonal</a>, <a href="#isidentity">IsIdentity</a>, <a href="#islefttriangular">IsLeftTriangular</a>, <a href="#islowerbidiagonal">IsLowerBiDiagonal</a> | 
|  | 40 , <a href="#islowertriangular">IsLowerTriangular</a>, <a href="#islowerunitriangular">IsLowerUniTriangular</a>, <a href="#ismatrix">IsMatrix</a>, <a href="#isnegative">IsNegative</a>, <a href="#ispositive">IsPositive</a> | 
|  | 41 , <a href="#isrighttriangular">IsRightTriangular</a>, <a href="#isskewsymmetric">IsSkewSymmetric</a>, <a href="#issquare">IsSquare</a>, <a href="#isstrictlylowertriangular">IsStrictlyLowerTriangular</a> | 
|  | 42 , <a href="#isstrictlyuppertriangular">IsStrictlyUpperTriangular</a>, <a href="#issymmetric">IsSymmetric</a>, <a href="#istridiagonal">IsTriDiagonal</a>, <a href="#isunit">IsUnit</a> | 
|  | 43 , <a href="#isunitlowertriangular">IsUnitLowerTriangular</a>, <a href="#isunituppertriangular">IsUnitUpperTriangular</a>, <a href="#isupperbidiagonal">IsUpperBiDiagonal</a> | 
|  | 44 , <a href="#isuppertriangular">IsUpperTriangular</a>, <a href="#isupperunitriangular">IsUpperUniTriangular</a>, <a href="#newfromcolumns">NewFromColumns</a>, <a href="#newfromdiagonal">NewFromDiagonal</a> | 
|  | 45 , <a href="#newfromrows">NewFromRows</a>, <a href="#one">One</a>, <a href="#setallvalues">SetAllValues</a>, <a href="#setcolumnvalues">SetColumnValues</a>, <a href="#setdiagonalvalues">SetDiagonalValues</a> | 
|  | 46 , <a href="#setmatrixprintstyle">SetMatrixPrintStyle</a>, <a href="#setrowvalues">SetRowValues</a>, <a href="#setvalue">SetValue</a>, <a href="#setvalueprintformat">SetValuePrintFormat</a>, <a href="#stringifymatrix">StringifyMatrix</a> | 
|  | 47 , <a href="#transpose">Transpose</a>, <a href="#unitmatrix">UnitMatrix</a>, <a href="#zero">Zero</a>, <a href="#zeromatrix">ZeroMatrix</a> | 
|  | 48 </p><p>The following functions are available:</p> | 
|  | 49 <p>IsMatrix, IdentityMatrix, NewFromRows, NewFromColumns, NewFromDiagonal, | 
|  | 50 UnitMatrix, ZeroMatrix</p> | 
|  | 51 <p>The following operators are overloaded:</p> | 
|  | 52 <div class="OptionsBox"> | 
|  | 53     "" bool ! | 
|  | 54 <br/>    @{} | 
|  | 55 <br/>    + - * / ** % | 
|  | 56 <br/>    == != < <= > >= | 
|  | 57 <br/>    neg | 
|  | 58 <br/>    abs exp log sqrt cos sin</div> | 
|  | 59 <p>The matrix row and column indicies start from zero.</p> | 
|  | 60 <p> | 
|  | 61 </p> | 
|  | 62 <h2>FUNCTIONS</h2> | 
|  | 63 <dl> | 
|  | 64 <dt><strong><a name="new" class="item"><strong>new</strong></a></strong></dt> | 
|  | 65 <dd> | 
|  | 66 <div class="OptionsBox"> | 
|  | 67     $NewMatrix = $Matrix->new($NumOfRows, $NumOfCols);</div> | 
|  | 68 <p>Creates a new <strong>Matrix</strong> of size <em>NumOfRows x NumOfCol</em>  and returns <strong>NewMatrix</strong> | 
|  | 69 object.</p> | 
|  | 70 </dd> | 
|  | 71 <dt><strong><a name="addcolumnvalues" class="item"><strong>AddColumnValues</strong></a></strong></dt> | 
|  | 72 <dd> | 
|  | 73 <div class="OptionsBox"> | 
|  | 74     $Matrix->AddColumnValues(@Values); | 
|  | 75 <br/>    $Matrix->AddColumnValues(\@Values); | 
|  | 76 <br/>    $Matrix->AddColumnValues($VectorObject); | 
|  | 77 <br/>    $Matrix->AddColumnValues("Value1 Value2 Value3 ...");</div> | 
|  | 78 <p>Adds column values to <em>Matrix</em> using an array, reference to an array, another vector, or space | 
|  | 79 delimited value string and returns <em>Matrix</em>.</p> | 
|  | 80 </dd> | 
|  | 81 <dt><strong><a name="addrowvalues" class="item"><strong>AddRowValues</strong></a></strong></dt> | 
|  | 82 <dd> | 
|  | 83 <div class="OptionsBox"> | 
|  | 84     $Matrix->AddRowValues(@Values); | 
|  | 85 <br/>    $Matrix->AddRowValues(\@Values); | 
|  | 86 <br/>    $Matrix->AddRowValues($VectorObject); | 
|  | 87 <br/>    $Matrix->AddRowValues("Value1 Value2 Value3 ...");</div> | 
|  | 88 <p>Adds row values to <em>Matrix</em> using an array, reference to an array, another vector, or space | 
|  | 89 delimited value string and returns <strong>Matrix</strong>.</p> | 
|  | 90 </dd> | 
|  | 91 <dt><strong><a name="copy" class="item"><strong>Copy</strong></a></strong></dt> | 
|  | 92 <dd> | 
|  | 93 <div class="OptionsBox"> | 
|  | 94     $NewMatrix = $Matrix->Copy();</div> | 
|  | 95 <p>Creates a copy of <em>Matrix</em> and returns <strong>NewMatrix</strong>.</p> | 
|  | 96 </dd> | 
|  | 97 <dt><strong><a name="getcolumnvalues" class="item"><strong>GetColumnValues</strong></a></strong></dt> | 
|  | 98 <dd> | 
|  | 99 <div class="OptionsBox"> | 
|  | 100     @Values = $Matrix->GetColumnValues($ColIndex); | 
|  | 101 <br/>    $ValueCount = $Matrix->GetColumnValues($ColIndex);</div> | 
|  | 102 <p>Returns an array containing column value specified using <em>ColIndex</em> with column index | 
|  | 103 starting at 0. In scalar context, number of column values is returned.</p> | 
|  | 104 </dd> | 
|  | 105 <dt><strong><a name="getcolumnvaluesascolumnmatrix" class="item"><strong>GetColumnValuesAsColumnMatrix</strong></a></strong></dt> | 
|  | 106 <dd> | 
|  | 107 <div class="OptionsBox"> | 
|  | 108     $ColumnMatrix = $Matrix->GetColumnValuesAsColumnMatrix($ColIndex);</div> | 
|  | 109 <p>Returns a new <strong>ColumnMatrix</strong> containing column values specified using <em>ColIndex</em> with | 
|  | 110 column index starting at 0.</p> | 
|  | 111 </dd> | 
|  | 112 <dt><strong><a name="getcolumnvaluesasrowmatrix" class="item"><strong>GetColumnValuesAsRowMatrix</strong></a></strong></dt> | 
|  | 113 <dd> | 
|  | 114 <div class="OptionsBox"> | 
|  | 115     $RowMatrix = $Matrix->GetColumnValuesAsRowMatrix($ColIndex);</div> | 
|  | 116 <p>Returns a new <strong>RowMatrix</strong> containing column values specified using <em>ColIndex</em> with | 
|  | 117 column index starting at 0.</p> | 
|  | 118 </dd> | 
|  | 119 <dt><strong><a name="getcolumnvaluesasstring" class="item"><strong>GetColumnValuesAsString</strong></a></strong></dt> | 
|  | 120 <dd> | 
|  | 121 <div class="OptionsBox"> | 
|  | 122     $ColumnValuesString = $Matrix->GetColumnValuesAsString($ColIndex);</div> | 
|  | 123 <p>Returns a space delimited <strong>ColumnValuesString</strong> column values specified using <em>ColIndex</em> with | 
|  | 124 column index starting at 0.</p> | 
|  | 125 </dd> | 
|  | 126 <dt><strong><a name="getcolumnvaluesasvector" class="item"><strong>GetColumnValuesAsVector</strong></a></strong></dt> | 
|  | 127 <dd> | 
|  | 128 <div class="OptionsBox"> | 
|  | 129     $ColumnVector = $Matrix->GetColumnValuesAsVector($ColIndex);</div> | 
|  | 130 <p>Returns a new <strong>ColumnVector</strong> column values specified using <em>RowIndex</em> with | 
|  | 131 column index starting at 0.</p> | 
|  | 132 </dd> | 
|  | 133 <dt><strong><a name="getdiagonalvalues" class="item"><strong>GetDiagonalValues</strong></a></strong></dt> | 
|  | 134 <dd> | 
|  | 135 <div class="OptionsBox"> | 
|  | 136     @Values = $Matrix->GetDiagonalValues(); | 
|  | 137 <br/>    $ValueCount = $Matrix->GetDiagonalValues();</div> | 
|  | 138 <p>Returns an array containing diagonal values. In scalar context, number of diagonal | 
|  | 139 values is returned.</p> | 
|  | 140 </dd> | 
|  | 141 <dt><strong><a name="getdiagonalvaluesascolumnmatrix" class="item"><strong>GetDiagonalValuesAsColumnMatrix</strong></a></strong></dt> | 
|  | 142 <dd> | 
|  | 143 <div class="OptionsBox"> | 
|  | 144     $ColumnMatrix = $Matrix->GetDiagonalValuesAsColumnMatrix();</div> | 
|  | 145 <p>Returns a new <strong>ColumnMatrix</strong> containing diagonal values corresponding to <em>Matrix</em>.</p> | 
|  | 146 </dd> | 
|  | 147 <dt><strong><a name="getdiagonalvaluesasrowmatrix" class="item"><strong>GetDiagonalValuesAsRowMatrix</strong></a></strong></dt> | 
|  | 148 <dd> | 
|  | 149 <div class="OptionsBox"> | 
|  | 150     $RowMatrix = $Matrix->GetDiagonalValuesAsRowMatrix();</div> | 
|  | 151 <p>Returns a new <strong>RowMatrix</strong> containing diagonal values corresponding to <em>Matrix</em>.</p> | 
|  | 152 </dd> | 
|  | 153 <dt><strong><a name="getdiagonalvaluesasstring" class="item"><strong>GetDiagonalValuesAsString</strong></a></strong></dt> | 
|  | 154 <dd> | 
|  | 155 <div class="OptionsBox"> | 
|  | 156     $DiagonalValuesString = $Matrix->GetDiagonalValuesAsString();</div> | 
|  | 157 <p>Returns a space delimited <strong>DiagonalValuesString</strong> containing diagonal values corresponding to | 
|  | 158 <em>Matrix</em>.</p> | 
|  | 159 </dd> | 
|  | 160 <dt><strong><a name="getdiagonalvaluesasvector" class="item"><strong>GetDiagonalValuesAsVector</strong></a></strong></dt> | 
|  | 161 <dd> | 
|  | 162 <div class="OptionsBox"> | 
|  | 163     $DiagonalVector = $Matrix->GetDiagonalValuesAsVector();</div> | 
|  | 164 <p>Returns a new <strong>DiagonalVector</strong> containing diagonal values corresponding to <em>Matrix</em>.</p> | 
|  | 165 </dd> | 
|  | 166 <dt><strong><a name="getdimension" class="item"><strong>GetDimension</strong></a></strong></dt> | 
|  | 167 <dd> | 
|  | 168 <div class="OptionsBox"> | 
|  | 169     ($NumOfRows, $NumOfCols) = $Matrix->GetDimension();</div> | 
|  | 170 <p>Returns size of <em>Matrix</em>.</p> | 
|  | 171 </dd> | 
|  | 172 <dt><strong><a name="getmatrixvaluesreference" class="item"><strong>GetMatrixValuesReference</strong></a></strong></dt> | 
|  | 173 <dd> | 
|  | 174 <div class="OptionsBox"> | 
|  | 175     $ValuesRef = $Matrix->GetMatrixValuesReference();</div> | 
|  | 176 <p>Returns a reference to array containing rows and column values corresponding to <em>Matrix</em>.</p> | 
|  | 177 </dd> | 
|  | 178 <dt><strong><a name="getnumofcolumns" class="item"><strong>GetNumOfColumns</strong></a></strong></dt> | 
|  | 179 <dd> | 
|  | 180 <div class="OptionsBox"> | 
|  | 181     $NumOfCols = $Matrix->GetNumOfColumns();</div> | 
|  | 182 <p>Returns <strong>NumOfCols</strong> in <em>Matrix</em>.</p> | 
|  | 183 </dd> | 
|  | 184 <dt><strong><a name="getnumofrows" class="item"><strong>GetNumOfRows</strong></a></strong></dt> | 
|  | 185 <dd> | 
|  | 186 <div class="OptionsBox"> | 
|  | 187     $NumOfRows = $Matrix->GetNumOfRows();</div> | 
|  | 188 <p>Returns <strong>NumOfRows</strong> in <em>Matrix</em>.</p> | 
|  | 189 </dd> | 
|  | 190 <dt><strong><a name="getrowvalues" class="item"><strong>GetRowValues</strong></a></strong></dt> | 
|  | 191 <dd> | 
|  | 192 <div class="OptionsBox"> | 
|  | 193     @Values = $Matrix->GetRowValues($RowIndex); | 
|  | 194 <br/>    $ValueCount = $Matrix->GetRowValues($RowIndex);</div> | 
|  | 195 <p>Returns an array containing row value specified using <em>RowIndex</em> with row index | 
|  | 196 starting at 0. In scalar context, number of row values is returned.</p> | 
|  | 197 </dd> | 
|  | 198 <dt><strong><a name="getrowvaluesascolumnmatrix" class="item"><strong>GetRowValuesAsColumnMatrix</strong></a></strong></dt> | 
|  | 199 <dd> | 
|  | 200 <div class="OptionsBox"> | 
|  | 201     $ColumnMatrix = $Matrix->GetRowValuesAsColumnMatrix($RowIndex);</div> | 
|  | 202 <p>Returns a new <strong>ColumnMatrix</strong> containing row values specified using <em>RowIndex</em> with | 
|  | 203 column index starting at 0.</p> | 
|  | 204 </dd> | 
|  | 205 <dt><strong><a name="getrowvaluesasrowmatrix" class="item"><strong>GetRowValuesAsRowMatrix</strong></a></strong></dt> | 
|  | 206 <dd> | 
|  | 207 <div class="OptionsBox"> | 
|  | 208     $RowMatrix = $Matrix->GetRowValuesAsRowMatrix($RowIndex);</div> | 
|  | 209 <p>Returns a new <strong>RowMatrix</strong> containing row values specified using <em>RowIndex</em> with | 
|  | 210 row index starting at 0.</p> | 
|  | 211 </dd> | 
|  | 212 <dt><strong><a name="getrowvaluesasstring" class="item"><strong>GetRowValuesAsString</strong></a></strong></dt> | 
|  | 213 <dd> | 
|  | 214 <div class="OptionsBox"> | 
|  | 215     $RowValuesString = $Matrix->GetRowValuesAsString($RowIndex);</div> | 
|  | 216 <p>Returns a space delimited <strong>RowValuesString</strong> row values specified using <em>RowIndex</em> with | 
|  | 217 row index starting at 0.</p> | 
|  | 218 </dd> | 
|  | 219 <dt><strong><a name="getrowvaluesasvector" class="item"><strong>GetRowValuesAsVector</strong></a></strong></dt> | 
|  | 220 <dd> | 
|  | 221 <div class="OptionsBox"> | 
|  | 222     $RowVector = $Matrix->GetColumnValuesAsVector($RowIndex);</div> | 
|  | 223 <p>Returns a new <strong>RowVector</strong> row values specified using <em>RowIndex</em> with | 
|  | 224 row index starting at 0.</p> | 
|  | 225 </dd> | 
|  | 226 <dt><strong><a name="getsize" class="item"><strong>GetSize</strong></a></strong></dt> | 
|  | 227 <dd> | 
|  | 228 <div class="OptionsBox"> | 
|  | 229     ($NumOfRows, $NumOfCols) = $Matrix->GetSize();</div> | 
|  | 230 <p>Returns size of <em>Matrix</em>.</p> | 
|  | 231 </dd> | 
|  | 232 <dt><strong><a name="getvalue" class="item"><strong>GetValue</strong></a></strong></dt> | 
|  | 233 <dd> | 
|  | 234 <div class="OptionsBox"> | 
|  | 235     $Value = $Matrix->GetValue($RowIndex, $ColIndex, [$SkipIndexCheck]);</div> | 
|  | 236 <p>Returns <strong>Value</strong> of <em>Matrix</em> element specified using <em>RowIndex</em> and <em>ColIndex</em> with indicies | 
|  | 237 starting at 0 with optional validation of specified index values.</p> | 
|  | 238 </dd> | 
|  | 239 <dt><strong><a name="identitymatrix" class="item"><strong>IdentityMatrix</strong></a></strong></dt> | 
|  | 240 <dd> | 
|  | 241 <div class="OptionsBox"> | 
|  | 242     $NewIdentityMatrix = $Matrix->IdentityMatrix($NumOfRows, $NumOfCols); | 
|  | 243 <br/>    $NewIdentityMatrix = Matrix::IdentityMatrix($NumOfRows, $NumOfCols); | 
|  | 244 <br/>    $NewIdentityMatrix = Matrix::IdentityMatrix();</div> | 
|  | 245 <p>Creates a new <strong>IdentityMatrix</strong> of specified size <em>NumOfRows x NumOfCol</em> or of size 3 x 3 and | 
|  | 246 returns <strong>NewIdentityMatrix</strong> object.</p> | 
|  | 247 </dd> | 
|  | 248 <dt><strong><a name="isantisymmetric" class="item"><strong>IsAntiSymmetric</strong></a></strong></dt> | 
|  | 249 <dd> | 
|  | 250 <div class="OptionsBox"> | 
|  | 251     $Status = $Matrix->IsAntiSymmetric();</div> | 
|  | 252 <p>Returns 1 or 0 based on whether <em>Matrix</em> is an anti symmetric matrix.</p> | 
|  | 253 <p>A matrix is an anti symmetric matrix:</p> | 
|  | 254 <div class="OptionsBox"> | 
|  | 255     . It's a square matrix | 
|  | 256 <br/>    . Its elements are asymmetric with respect to main diagonal. In other words, | 
|  | 257       elements below the main diagonal are equal to the negative of elements above | 
|  | 258       the main diagonal.</div> | 
|  | 259 <p>Transpose of an anti symmetric matrix equals the negative of the matrix.</p> | 
|  | 260 </dd> | 
|  | 261 <dt><strong><a name="isbidiagonal" class="item"><strong>IsBiDiagonal</strong></a></strong></dt> | 
|  | 262 <dd> | 
|  | 263 <div class="OptionsBox"> | 
|  | 264     $Status = $Matrix->IsBiDiagonal();</div> | 
|  | 265 <p>Returns 1 or 0 based on whether <em>Matrix</em> is upper or lower bidiagonal matrix.</p> | 
|  | 266 </dd> | 
|  | 267 <dt><strong><a name="isdiagonal" class="item"><strong>IsDiagonal</strong></a></strong></dt> | 
|  | 268 <dd> | 
|  | 269 <div class="OptionsBox"> | 
|  | 270     $Status = $Matrix->IsDiagonal();</div> | 
|  | 271 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a diagonal matrix.</p> | 
|  | 272 <p>A matrix is a diagonal matrix:</p> | 
|  | 273 <div class="OptionsBox"> | 
|  | 274     . It's a square matrix | 
|  | 275 <br/>    . All its off-diagonal elements are zeros and its diagonal elements may or may not | 
|  | 276       be zeros</div> | 
|  | 277 </dd> | 
|  | 278 <dt><strong><a name="isidentity" class="item"><strong>IsIdentity</strong></a></strong></dt> | 
|  | 279 <dd> | 
|  | 280 <div class="OptionsBox"> | 
|  | 281     $Status = $Matrix->IsIdentity();</div> | 
|  | 282 <p>Returns 1 or 0 based on whether <em>Matrix</em> is an identity matrix.</p> | 
|  | 283 </dd> | 
|  | 284 <dt><strong><a name="islefttriangular" class="item"><strong>IsLeftTriangular</strong></a></strong></dt> | 
|  | 285 <dd> | 
|  | 286 <div class="OptionsBox"> | 
|  | 287     $Status = $Matrix->IsLeftTriangular();</div> | 
|  | 288 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a left or lower matrix.</p> | 
|  | 289 <p>A matrix is a left triangular matrix:</p> | 
|  | 290 <div class="OptionsBox"> | 
|  | 291     . It's a square matrix | 
|  | 292 <br/>    . All its entries above the main diagonal are zero</div> | 
|  | 293 </dd> | 
|  | 294 <dt><strong><a name="islowerbidiagonal" class="item"><strong>IsLowerBiDiagonal</strong></a></strong></dt> | 
|  | 295 <dd> | 
|  | 296 <div class="OptionsBox"> | 
|  | 297     $Status = $Matrix->IsLowerBiDiagonal();</div> | 
|  | 298 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a lower bidiagonal matrix.</p> | 
|  | 299 <p>A matrix is a lower bidiagonal matrix:</p> | 
|  | 300 <div class="OptionsBox"> | 
|  | 301     . It's a square matrix | 
|  | 302 <br/>    . All its main diagonal and lower diagonal elements are non-zeros and all its | 
|  | 303       other elements are zeros</div> | 
|  | 304 </dd> | 
|  | 305 <dt><strong><a name="islowertriangular" class="item"><strong>IsLowerTriangular</strong></a></strong></dt> | 
|  | 306 <dd> | 
|  | 307 <div class="OptionsBox"> | 
|  | 308     $Status = $Matrix->IsLowerTriangular();</div> | 
|  | 309 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a left or lower triangular matrix.</p> | 
|  | 310 <p>A matrix is a lower triangular matrix:</p> | 
|  | 311 <div class="OptionsBox"> | 
|  | 312     . It's a square matrix | 
|  | 313 <br/>    . All its entries above the main diagonal are zero</div> | 
|  | 314 </dd> | 
|  | 315 <dt><strong><a name="islowerunitriangular" class="item"><strong>IsLowerUniTriangular</strong></a></strong></dt> | 
|  | 316 <dd> | 
|  | 317 <div class="OptionsBox"> | 
|  | 318     $Status = $Matrix->IsLowerUniTriangular();</div> | 
|  | 319 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a lower triangular matrix.</p> | 
|  | 320 </dd> | 
|  | 321 <dt><strong><a name="ismatrix" class="item"><strong>IsMatrix</strong></a></strong></dt> | 
|  | 322 <dd> | 
|  | 323 <div class="OptionsBox"> | 
|  | 324     $Status = Matrix::IsMatrix($Object);</div> | 
|  | 325 <p>Returns 1 or 0 based on whether <em>Object</em> is a <strong>Matrix</strong> object.</p> | 
|  | 326 </dd> | 
|  | 327 <dt><strong><a name="isnegative" class="item"><strong>IsNegative</strong></a></strong></dt> | 
|  | 328 <dd> | 
|  | 329 <div class="OptionsBox"> | 
|  | 330     $Status = $Matrix->IsNegative();</div> | 
|  | 331 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a negative matrix containing only values | 
|  | 332 less than or equal to zero.</p> | 
|  | 333 </dd> | 
|  | 334 <dt><strong><a name="ispositive" class="item"><strong>IsPositive</strong></a></strong></dt> | 
|  | 335 <dd> | 
|  | 336 <div class="OptionsBox"> | 
|  | 337     $Status = $Matrix->IsPositive();</div> | 
|  | 338 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a negative matrix containing only values | 
|  | 339 greater than or equal to zero.</p> | 
|  | 340 </dd> | 
|  | 341 <dt><strong><a name="isrighttriangular" class="item"><strong>IsRightTriangular</strong></a></strong></dt> | 
|  | 342 <dd> | 
|  | 343 <div class="OptionsBox"> | 
|  | 344     $Status = $Matrix->IsRightTriangular();</div> | 
|  | 345 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a right or upper triangular matrix.</p> | 
|  | 346 </dd> | 
|  | 347 <dt><strong><a name="isskewsymmetric" class="item"><strong>IsSkewSymmetric</strong></a></strong></dt> | 
|  | 348 <dd> | 
|  | 349 <div class="OptionsBox"> | 
|  | 350     $Status = $Matrix->IsSkewSymmetric();</div> | 
|  | 351 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a skew or anti symmetric matrix.</p> | 
|  | 352 </dd> | 
|  | 353 <dt><strong><a name="issquare" class="item"><strong>IsSquare</strong></a></strong></dt> | 
|  | 354 <dd> | 
|  | 355 <div class="OptionsBox"> | 
|  | 356     $Status = $Matrix->IsSquare();</div> | 
|  | 357 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a square matrix containing equal | 
|  | 358 number of rows and columns.</p> | 
|  | 359 </dd> | 
|  | 360 <dt><strong><a name="isstrictlylowertriangular" class="item"><strong>IsStrictlyLowerTriangular</strong></a></strong></dt> | 
|  | 361 <dd> | 
|  | 362 <div class="OptionsBox"> | 
|  | 363     $Status = $Matrix->IsStrictlyLowerTriangular();</div> | 
|  | 364 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a strictly lower triangular matrix.</p> | 
|  | 365 <p>A matrix is a strictly lower triangular matrix:</p> | 
|  | 366 <div class="OptionsBox"> | 
|  | 367     . It's a square matrix | 
|  | 368 <br/>    . All its entries on and above the main diagonal are zero</div> | 
|  | 369 </dd> | 
|  | 370 <dt><strong><a name="isstrictlyuppertriangular" class="item"><strong>IsStrictlyUpperTriangular</strong></a></strong></dt> | 
|  | 371 <dd> | 
|  | 372 <div class="OptionsBox"> | 
|  | 373     $Status = $Matrix->IsStrictlyUpperTriangular();</div> | 
|  | 374 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a strictly upper triangular matrix.</p> | 
|  | 375 <p>A matrix is a strictly upper triangular matrix:</p> | 
|  | 376 <div class="OptionsBox"> | 
|  | 377     . It's a square matrix | 
|  | 378 <br/>    . All its entries on and below the main diagonal are zero</div> | 
|  | 379 </dd> | 
|  | 380 <dt><strong><a name="issymmetric" class="item"><strong>IsSymmetric</strong></a></strong></dt> | 
|  | 381 <dd> | 
|  | 382 <div class="OptionsBox"> | 
|  | 383     $Status = $Matrix->IsSymmetric();</div> | 
|  | 384 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a symmetric matrix.</p> | 
|  | 385 <p>A matrix is a symmetric matrix:</p> | 
|  | 386 <div class="OptionsBox"> | 
|  | 387     . It's a square matrix | 
|  | 388 <br/>    . Its elements are symmetric with respect to main diagonal. In other words, | 
|  | 389       elements below the main diagonal are equal to the elements above the main | 
|  | 390       diagonal.</div> | 
|  | 391 <p>Transpose of a symmetric matrix equals the matrix itself.</p> | 
|  | 392 </dd> | 
|  | 393 <dt><strong><a name="istridiagonal" class="item"><strong>IsTriDiagonal</strong></a></strong></dt> | 
|  | 394 <dd> | 
|  | 395 <div class="OptionsBox"> | 
|  | 396     $Status = $Matrix->IsTriDiagonal();</div> | 
|  | 397 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a tridiagonal matrix.</p> | 
|  | 398 <p>A matrix is a  tribidiagonal matrix:</p> | 
|  | 399 <div class="OptionsBox"> | 
|  | 400     . It's a square matrix | 
|  | 401 <br/>    . All its main diagonal, upper diagonal, and lower diagonal elements are non-zeros and all its | 
|  | 402       other elements are zeros</div> | 
|  | 403 </dd> | 
|  | 404 <dt><strong><a name="isunit" class="item"><strong>IsUnit</strong></a></strong></dt> | 
|  | 405 <dd> | 
|  | 406 <div class="OptionsBox"> | 
|  | 407     $Status = $Matrix->IsUnit();</div> | 
|  | 408 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a unit matrix.</p> | 
|  | 409 <p>A matrix is a unit matrix:</p> | 
|  | 410 <div class="OptionsBox"> | 
|  | 411     . It's a square matrix | 
|  | 412 <br/>    . All its diagonal elements are ones and its off-diagonal elements are zeros</div> | 
|  | 413 </dd> | 
|  | 414 <dt><strong><a name="isunitlowertriangular" class="item"><strong>IsUnitLowerTriangular</strong></a></strong></dt> | 
|  | 415 <dd> | 
|  | 416 <div class="OptionsBox"> | 
|  | 417     $Status = $Matrix->IsUnitLowerTriangular();</div> | 
|  | 418 <p>Returns 1 or 0 based on whether <em>Matrix</em> is an unit lower triangular matrix.</p> | 
|  | 419 <p>A matrix is an unit lower triangular matrix:</p> | 
|  | 420 <div class="OptionsBox"> | 
|  | 421     . It's a square matrix | 
|  | 422 <br/>    . All its entries main diagonal are one | 
|  | 423 <br/>    . All its entries above the main diagonal are zero</div> | 
|  | 424 </dd> | 
|  | 425 <dt><strong><a name="isunituppertriangular" class="item"><strong>IsUnitUpperTriangular</strong></a></strong></dt> | 
|  | 426 <dd> | 
|  | 427 <div class="OptionsBox"> | 
|  | 428     $Status = $Matrix->IsUnitUpperTriangular();</div> | 
|  | 429 <p>Returns 1 or 0 based on whether <em>Matrix</em> is an unit upper triangular matrix.</p> | 
|  | 430 <p>A matrix is an unit upper triangular matrix:</p> | 
|  | 431 <div class="OptionsBox"> | 
|  | 432     . It's a square matrix | 
|  | 433 <br/>    . All its entries main diagonal are one | 
|  | 434 <br/>    . All its entries below the main diagonal are zero</div> | 
|  | 435 </dd> | 
|  | 436 <dt><strong><a name="isupperbidiagonal" class="item"><strong>IsUpperBiDiagonal</strong></a></strong></dt> | 
|  | 437 <dd> | 
|  | 438 <div class="OptionsBox"> | 
|  | 439     $Status = $Matrix->IsUpperBiDiagonal();</div> | 
|  | 440 <p>Returns 1 or 0 based on whether <em>Matrix</em> is an upper bidiagonal matrix.</p> | 
|  | 441 <p>A matrix is an upper bidiagonal matrix:</p> | 
|  | 442 <div class="OptionsBox"> | 
|  | 443     . It's a square matrix | 
|  | 444 <br/>    . All its main diagonal and upper diagonal elements are non-zeros and all its | 
|  | 445       other elements are zeros</div> | 
|  | 446 </dd> | 
|  | 447 <dt><strong><a name="isuppertriangular" class="item"><strong>IsUpperTriangular</strong></a></strong></dt> | 
|  | 448 <dd> | 
|  | 449 <div class="OptionsBox"> | 
|  | 450     $Status = $Matrix->IsUpperTriangular();</div> | 
|  | 451 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a right or upper triangular matrix.</p> | 
|  | 452 <p>A matrix is an upper triangular matrix:</p> | 
|  | 453 <div class="OptionsBox"> | 
|  | 454     . It's a square matrix | 
|  | 455 <br/>    . All its entries below the main diagonal are zero</div> | 
|  | 456 </dd> | 
|  | 457 <dt><strong><a name="isupperunitriangular" class="item"><strong>IsUpperUniTriangular</strong></a></strong></dt> | 
|  | 458 <dd> | 
|  | 459 <div class="OptionsBox"> | 
|  | 460     $Status = $Matrix->IsUpperUniTriangular();</div> | 
|  | 461 <p>Returns 1 or 0 based on whether <em>Matrix</em> is a right or upper triangular matrix.</p> | 
|  | 462 </dd> | 
|  | 463 <dt><strong><a name="newfromcolumns" class="item"><strong>NewFromColumns</strong></a></strong></dt> | 
|  | 464 <dd> | 
|  | 465 <div class="OptionsBox"> | 
|  | 466     $NewMatrix = Matrix::NewFromColumns($Col1Vector, $Col2Vector, ...); | 
|  | 467 <br/>    $NewMatrix = Matrix::NewFromColumns($Col1ValuesRef, $Col2ValuesRef, ...); | 
|  | 468 <br/>    $NewMatrix = Matrix::NewFromColumns("Val1 Val2 ...", "Val1 Val2", ...);</div> | 
|  | 469 <div class="OptionsBox"> | 
|  | 470     $NewMatrix = $Matrix->NewFromColumns($Col1Vector, $Col2Vector, ...); | 
|  | 471 <br/>    $NewMatrix = $Matrix->NewFromColumns($Col1ValuesRef, $Col2ValuesRef, ...); | 
|  | 472 <br/>    $NewMatrix = $Matrix->NewFromColumns("Val1 Val2 ...", "Val1 Val2", ...);</div> | 
|  | 473 <p>Creates a new <strong>Matrix</strong> using specified column values and returns <strong>NewMatrix</strong> object.</p> | 
|  | 474 <p>The column values can be specified in one of the following formats:</p> | 
|  | 475 <div class="OptionsBox"> | 
|  | 476     . List of vector objects | 
|  | 477 <br/>    . References to list of values | 
|  | 478 <br/>    . List of strings containing columns values delimited by space</div> | 
|  | 479 <p>Each column must contain the same number of values.</p> | 
|  | 480 </dd> | 
|  | 481 <dt><strong><a name="newfromdiagonal" class="item"><strong>NewFromDiagonal</strong></a></strong></dt> | 
|  | 482 <dd> | 
|  | 483 <div class="OptionsBox"> | 
|  | 484     $NewMatrix = Matrix::NewFromDiagonal($DiagonalVector); | 
|  | 485 <br/>    $NewMatrix = Matrix::NewFromDiagonal($DiagonalValuesRef); | 
|  | 486 <br/>    $NewMatrix = Matrix::NewFromDiagonal("Val1 Val2 ...");</div> | 
|  | 487 <div class="OptionsBox"> | 
|  | 488     $NewMatrix = Matrix->NewFromDiagonal($DiagonalVector); | 
|  | 489 <br/>    $NewMatrix = Matrix->NewFromDiagonal($DiagonalValuesRef); | 
|  | 490 <br/>    $NewMatrix = Matrix->NewFromDiagonal("Val1 Val2 ...");</div> | 
|  | 491 <p>Creates a new <strong>Matrix</strong> using specified diagonal values and returns <strong>NewMatrix</strong> object.</p> | 
|  | 492 <p>The column values can be specified in one of the following formats:</p> | 
|  | 493 <div class="OptionsBox"> | 
|  | 494     . A vector object | 
|  | 495 <br/>    . Reference to list of values | 
|  | 496 <br/>    . Strings containing diagonal values delimited by space</div> | 
|  | 497 </dd> | 
|  | 498 <dt><strong><a name="newfromrows" class="item"><strong>NewFromRows</strong></a></strong></dt> | 
|  | 499 <dd> | 
|  | 500 <div class="OptionsBox"> | 
|  | 501     $NewMatrix = Matrix::NewFromRows($Row1Vector, $RowVector, ...); | 
|  | 502 <br/>    $NewMatrix = Matrix::NewFromRows($Row1ValuesRef, $Row2ValuesRef, ...); | 
|  | 503 <br/>    $NewMatrix = Matrix::NewFromRows("Val1 Val2 ...", "Val1 Val2", ...);</div> | 
|  | 504 <div class="OptionsBox"> | 
|  | 505     $NewMatrix = $Matrix->NewFromRows($Row1Vector, $Row2Vector, ...); | 
|  | 506 <br/>    $NewMatrix = $Matrix->NewFromRows($Row1ValuesRef, $Row2ValuesRef, ...); | 
|  | 507 <br/>    $NewMatrix = $Matrix->NewFromRows("Val1 Val2 ...", "Val1 Val2", ...);</div> | 
|  | 508 <p>Creates a new <strong>Matrix</strong> using specified row values and returns <strong>NewMatrix</strong> object.</p> | 
|  | 509 <p>The row values can be specified in one of the following formats:</p> | 
|  | 510 <div class="OptionsBox"> | 
|  | 511     . List of vector objects | 
|  | 512 <br/>    . References to list of values | 
|  | 513 <br/>    . List of strings containing columns values delimited by space</div> | 
|  | 514 <p>Each row must contain the same number of values.</p> | 
|  | 515 </dd> | 
|  | 516 <dt><strong><a name="one" class="item"><strong>One</strong></a></strong></dt> | 
|  | 517 <dd> | 
|  | 518 <div class="OptionsBox"> | 
|  | 519     $Matrix->One();</div> | 
|  | 520 <p>Sets values of all <em>Matrix</em> elements to 1 and returns <em>Matrix</em>.</p> | 
|  | 521 </dd> | 
|  | 522 <dt><strong><a name="setallvalues" class="item"><strong>SetAllValues</strong></a></strong></dt> | 
|  | 523 <dd> | 
|  | 524 <div class="OptionsBox"> | 
|  | 525     $Matrix->SetAllValues($Value);</div> | 
|  | 526 <p>Sets values of all <em>Matrix</em> elements to specified <em>Value</em> and returns <em>Matrix</em>.</p> | 
|  | 527 </dd> | 
|  | 528 <dt><strong><a name="setcolumnvalues" class="item"><strong>SetColumnValues</strong></a></strong></dt> | 
|  | 529 <dd> | 
|  | 530 <div class="OptionsBox"> | 
|  | 531     $Matrix->SetColumnValues($ColIndex, @Values); | 
|  | 532 <br/>    $Matrix->SetColumnValues($ColIndex, \@Values); | 
|  | 533 <br/>    $Matrix->SetColumnValues($ColIndex, $VectorObject); | 
|  | 534 <br/>    $Matrix->SetColumnValues($ColIndex, "Value1 Value2 Value3 ...");</div> | 
|  | 535 <p>Sets column values of a specified <em>ColIndex</em> of <em>Matrix</em> using an array, reference to an array, | 
|  | 536 another vector, or space delimited value string and returns <em>Matrix</em>.</p> | 
|  | 537 </dd> | 
|  | 538 <dt><strong><a name="setdiagonalvalues" class="item"><strong>SetDiagonalValues</strong></a></strong></dt> | 
|  | 539 <dd> | 
|  | 540 <div class="OptionsBox"> | 
|  | 541     $Matrix->SetDiagonalValues(@Values); | 
|  | 542 <br/>    $Matrix->SetDiagonalValues(\@Values); | 
|  | 543 <br/>    $Matrix->SetDiagonalValues($VectorObject); | 
|  | 544 <br/>    $Matrix->SetDiagonalValues("Value1 Value2 Value3 ...");</div> | 
|  | 545 <p>Sets values of the diagonal in square <em>Matrix</em> and returns <em>Matrix</em>.</p> | 
|  | 546 </dd> | 
|  | 547 <dt><strong><a name="setmatrixprintstyle" class="item"><strong>SetMatrixPrintStyle</strong></a></strong></dt> | 
|  | 548 <dd> | 
|  | 549 <div class="OptionsBox"> | 
|  | 550     $Matrix->SetMatrixPrintStyle($MatrixStyle); | 
|  | 551 <br/>    $Matrix::SetMatrixPrintStyle($MatrixStyle);</div> | 
|  | 552 <p>Sets print style for matrix rows for an individual object or the whole class during StringifyMatrix | 
|  | 553 operation. Possible <em>MatrixStyle</em> values: <em>AllRowsInOneLine, OneRowPerLine</em>. Default: | 
|  | 554 <em>AllRowsInOneLine</em>.</p> | 
|  | 555 </dd> | 
|  | 556 <dt><strong><a name="setrowvalues" class="item"><strong>SetRowValues</strong></a></strong></dt> | 
|  | 557 <dd> | 
|  | 558 <div class="OptionsBox"> | 
|  | 559     $Matrix->SetRowValues($ColIndex, @Values); | 
|  | 560 <br/>    $Matrix->SetRowValues($ColIndex, \@Values); | 
|  | 561 <br/>    $Matrix->SetRowValues($ColIndex, $VectorObjext); | 
|  | 562 <br/>    $Matrix->SetRowValues($ColIndex, "Value1 Value2 Value3 ...");</div> | 
|  | 563 <p>Sets row values of a specified <em>RowIndex</em> of <em>Matrix</em> using an array, reference to an array, | 
|  | 564 another vector, or space delimited value string and returns <em>Matrix</em>.</p> | 
|  | 565 </dd> | 
|  | 566 <dt><strong><a name="setvalue" class="item"><strong>SetValue</strong></a></strong></dt> | 
|  | 567 <dd> | 
|  | 568 <div class="OptionsBox"> | 
|  | 569     $Matrix->SetValue($RowIndex, $ColIndex, $Value, [$SkipIndexCheck]);</div> | 
|  | 570 <p>Sets <strong>Value</strong> of <em>Matrix</em> element specified using <em>RowIndex</em> and <em>ColIndex</em> with indicies | 
|  | 571 starting at 0 with optional validation of specified index values and return <em>Matrix</em>.</p> | 
|  | 572 </dd> | 
|  | 573 <dt><strong><a name="setvalueprintformat" class="item"><strong>SetValuePrintFormat</strong></a></strong></dt> | 
|  | 574 <dd> | 
|  | 575 <div class="OptionsBox"> | 
|  | 576     $Matrix->SetValuePrintFormat($ValueFormat); | 
|  | 577 <br/>    $Matrix::SetValuePrintFormat($ValueFormat);</div> | 
|  | 578 <p>Sets value print format for an individual object or the whole class during StringifyMatrix operation | 
|  | 579 and returns <em>Matrix</em>.</p> | 
|  | 580 </dd> | 
|  | 581 <dt><strong><a name="stringifymatrix" class="item"><strong>StringifyMatrix</strong></a></strong></dt> | 
|  | 582 <dd> | 
|  | 583 <div class="OptionsBox"> | 
|  | 584     $String = $Matrix->StringifyMatrix();</div> | 
|  | 585 <p>Returns a string containing information about <em>Matrix</em> object.</p> | 
|  | 586 </dd> | 
|  | 587 <dt><strong><a name="transpose" class="item"><strong>Transpose</strong></a></strong></dt> | 
|  | 588 <dd> | 
|  | 589 <div class="OptionsBox"> | 
|  | 590     $Matrix->Transpose();</div> | 
|  | 591 <p>Transposes <em>Matrix</em> by swaping rows with columns and returns <em>Matrix</em>.</p> | 
|  | 592 </dd> | 
|  | 593 <dt><strong><a name="unitmatrix" class="item"><strong>UnitMatrix</strong></a></strong></dt> | 
|  | 594 <dd> | 
|  | 595 <div class="OptionsBox"> | 
|  | 596     $NewUnitMatrix = $Matrix::UnitMatrix($NumOfRows, $NumOfCols); | 
|  | 597 <br/>    $NewUnitMatrix = $Matrix::UnitMatrix(); | 
|  | 598 <br/>    $NewUnitMatrix = $Matrix->UnitMatrix($NumOfRows, $NumOfCols);</div> | 
|  | 599 <p>Creates a new <strong>UnitMatrix</strong> of specified size <em>NumOfRows x NumOfCol</em> or of size 3 x 3 and | 
|  | 600 returns <strong>NewUnitMatrix</strong> object.</p> | 
|  | 601 </dd> | 
|  | 602 <dt><strong><a name="zero" class="item"><strong>Zero</strong></a></strong></dt> | 
|  | 603 <dd> | 
|  | 604 <div class="OptionsBox"> | 
|  | 605     $Matrix->Zero();</div> | 
|  | 606 <p>Sets values of all <em>Matrix</em> elements to 0 and returns <em>Matrix</em>.</p> | 
|  | 607 </dd> | 
|  | 608 <dt><strong><a name="zeromatrix" class="item"><strong>ZeroMatrix</strong></a></strong></dt> | 
|  | 609 <dd> | 
|  | 610 <div class="OptionsBox"> | 
|  | 611     $NewZeroMatrix = $Matrix::ZeroMatrix($NumOfRows, $NumOfCols); | 
|  | 612 <br/>    $NewZeroMatrix = $Matrix::ZeroMatrix(); | 
|  | 613 <br/>    $NewZeroMatrix = $Matrix->ZeroMatrix($NumOfRows, $NumOfCols);</div> | 
|  | 614 <p>Creates a new <strong>ZeroMatrix</strong> of specified size <em>NumOfRows x NumOfCol</em> or of size 3 x 3 and | 
|  | 615 returns <strong>NewZeroMatrix</strong> object.</p> | 
|  | 616 </dd> | 
|  | 617 </dl> | 
|  | 618 <p> | 
|  | 619 </p> | 
|  | 620 <h2>AUTHOR</h2> | 
|  | 621 <p><a href="mailto:msud@san.rr.com">Manish Sud</a></p> | 
|  | 622 <p> | 
|  | 623 </p> | 
|  | 624 <h2>SEE ALSO</h2> | 
|  | 625 <p><a href="./Vector.html">Vector.pm</a> | 
|  | 626 </p> | 
|  | 627 <p> | 
|  | 628 </p> | 
|  | 629 <h2>COPYRIGHT</h2> | 
|  | 630 <p>Copyright (C) 2015 Manish Sud. All rights reserved.</p> | 
|  | 631 <p>This file is part of MayaChemTools.</p> | 
|  | 632 <p>MayaChemTools is free software; you can redistribute it and/or modify it under | 
|  | 633 the terms of the GNU Lesser General Public License as published by the Free | 
|  | 634 Software Foundation; either version 3 of the License, or (at your option) | 
|  | 635 any later version.</p> | 
|  | 636 <p> </p><p> </p><div class="DocNav"> | 
|  | 637 <table width="100%" border=0 cellpadding=0 cellspacing=2> | 
|  | 638 <tr align="left" valign="top"><td width="33%" align="left"><a href="./MathUtil.html" title="MathUtil.html">Previous</a>  <a href="./index.html" title="Table of Contents">TOC</a>  <a href="./AtomsCountDescriptors.html" title="AtomsCountDescriptors.html">Next</a></td><td width="34%" align="middle"><strong>March 29, 2015</strong></td><td width="33%" align="right"><strong>Matrix.pm</strong></td></tr> | 
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