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Edit File: dgeMatrix-class.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><title>R: Class "dgeMatrix" of Dense Numeric (S4 Class) Matrices</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <link rel="stylesheet" type="text/css" href="R.css" /> </head><body> <table width="100%" summary="page for dgeMatrix-class {Matrix}"><tr><td>dgeMatrix-class {Matrix}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>Class "dgeMatrix" of Dense Numeric (S4 Class) Matrices</h2> <h3>Description</h3> <p>A general numeric dense matrix in the S4 Matrix representation. <code>dgeMatrix</code> is the <em>“standard”</em> class for dense numeric matrices in the <span class="pkg">Matrix</span> package. </p> <h3>Objects from the Class</h3> <p>Objects can be created by calls of the form <code>new("dgeMatrix", ...)</code> or, more commonly, by coercion from the <code>Matrix</code> class (see <a href="Matrix-class.html">Matrix</a>) or by <code><a href="Matrix.html">Matrix</a>(..)</code>. </p> <h3>Slots</h3> <dl> <dt><code>x</code>:</dt><dd><p>Object of class <code>"numeric"</code> - the numeric values contained in the matrix, in column-major order.</p> </dd> <dt><code>Dim</code>:</dt><dd><p>Object of class <code>"integer"</code> - the dimensions of the matrix - must be an integer vector with exactly two non-negative values.</p> </dd> <dt><code>Dimnames</code>:</dt><dd><p>a list of length two - inherited from class <code><a href="Matrix-class.html">Matrix</a></code>.</p> </dd> <dt><code>factors</code>:</dt><dd><p>Object of class <code>"list"</code> - a list of factorizations of the matrix.</p> </dd> </dl> <h3>Methods</h3> <p>The are group methods (see, e.g., <code><a href="../../methods/html/S4groupGeneric.html">Arith</a></code>) </p> <dl> <dt>Arith</dt><dd><p><code>signature(e1 = "dgeMatrix", e2 = "dgeMatrix")</code>: ... </p> </dd> <dt>Arith</dt><dd><p><code>signature(e1 = "dgeMatrix", e2 = "numeric")</code>: ... </p> </dd> <dt>Arith</dt><dd><p><code>signature(e1 = "numeric", e2 = "dgeMatrix")</code>: ... </p> </dd> <dt>Math</dt><dd><p><code>signature(x = "dgeMatrix")</code>: ... </p> </dd> <dt>Math2</dt><dd><p><code>signature(x = "dgeMatrix", digits = "numeric")</code>: ...</p> </dd> </dl> <p>matrix products <code><a href="matrix-products.html">%*%</a></code>, <code><a href="matrix-products.html">crossprod</a>()</code> and <code>tcrossprod()</code>, several <code><a href="solve-methods.html">solve</a></code> methods, and other matrix methods available: </p> <dl> <dt>Schur</dt><dd><p><code>signature(x = "dgeMatrix", vectors = "logical")</code>: ... </p> </dd> <dt>Schur</dt><dd><p><code>signature(x = "dgeMatrix", vectors = "missing")</code>: ... </p> </dd> <dt>chol</dt><dd><p><code>signature(x = "dgeMatrix")</code>: see <code><a href="chol.html">chol</a></code>.</p> </dd> <dt>coerce</dt><dd><p><code>signature(from = "dgeMatrix", to = "lgeMatrix")</code>: ... </p> </dd> <dt>coerce</dt><dd><p><code>signature(from = "dgeMatrix", to = "matrix")</code>: ... </p> </dd> <dt>coerce</dt><dd><p><code>signature(from = "matrix", to = "dgeMatrix")</code>: ... </p> </dd> <dt>colMeans</dt><dd><p><code>signature(x = "dgeMatrix")</code>: columnwise means (averages)</p> </dd> <dt>colSums</dt><dd><p><code>signature(x = "dgeMatrix")</code>: columnwise sums</p> </dd> <dt>diag</dt><dd><p><code>signature(x = "dgeMatrix")</code>: ... </p> </dd> <dt>dim</dt><dd><p><code>signature(x = "dgeMatrix")</code>: ... </p> </dd> <dt>dimnames</dt><dd><p><code>signature(x = "dgeMatrix")</code>: ... </p> </dd> <dt>eigen</dt><dd><p><code>signature(x = "dgeMatrix", only.values= "logical")</code>: ...</p> </dd> <dt>eigen</dt><dd><p><code>signature(x = "dgeMatrix", only.values= "missing")</code>: ...</p> </dd> <dt>norm</dt><dd><p><code>signature(x = "dgeMatrix", type = "character")</code>: ... </p> </dd> <dt>norm</dt><dd><p><code>signature(x = "dgeMatrix", type = "missing")</code>: ... </p> </dd> <dt>rcond</dt><dd><p><code>signature(x = "dgeMatrix", norm = "character")</code> or <code>norm = "missing"</code>: the reciprocal condition number, <code><a href="rcond.html">rcond</a>()</code>.</p> </dd> <dt>rowMeans</dt><dd><p><code>signature(x = "dgeMatrix")</code>: rowwise means (averages)</p> </dd> <dt>rowSums</dt><dd><p><code>signature(x = "dgeMatrix")</code>: rowwise sums</p> </dd> <dt>t</dt><dd><p><code>signature(x = "dgeMatrix")</code>: matrix transpose</p> </dd> </dl> <h3>See Also</h3> <p>Classes <code><a href="Matrix-class.html">Matrix</a></code>, <code><a href="dtrMatrix-class.html">dtrMatrix</a></code>, and <code><a href="dsyMatrix-class.html">dsyMatrix</a></code>. </p> <hr /><div style="text-align: center;">[Package <em>Matrix</em> version 1.2-17 <a href="00Index.html">Index</a>]</div> </body></html>