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| author | dwinter |
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| date | Mon, 10 Oct 2011 17:52:22 +0200 |
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <!--NewPage--> <HTML> <HEAD> <!-- Generated by javadoc (build 1.6.0_17) on Sat Mar 27 22:46:13 EDT 2010 --> <META http-equiv="Content-Type" content="text/html; charset=UTF-8"> <TITLE> FieldLUDecompositionImpl (Commons Math 2.1 API) </TITLE> <META NAME="date" CONTENT="2010-03-27"> <LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../../stylesheet.css" TITLE="Style"> <SCRIPT type="text/javascript"> function windowTitle() { if (location.href.indexOf('is-external=true') == -1) { parent.document.title="FieldLUDecompositionImpl (Commons Math 2.1 API)"; } } </SCRIPT> <NOSCRIPT> </NOSCRIPT> </HEAD> <BODY BGCOLOR="white" onload="windowTitle();"> <HR> <!-- ========= START OF TOP NAVBAR ======= --> <A NAME="navbar_top"><!-- --></A> <A HREF="#skip-navbar_top" title="Skip navigation links"></A> <TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""> <TR> <TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A NAME="navbar_top_firstrow"><!-- --></A> <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="class-use/FieldLUDecompositionImpl.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR> </TABLE> </TD> <TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM> </EM> </TD> </TR> <TR> <TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html" title="interface in org.apache.commons.math.linear"><B>PREV CLASS</B></A> <A HREF="../../../../../org/apache/commons/math/linear/FieldMatrix.html" title="interface in org.apache.commons.math.linear"><B>NEXT CLASS</B></A></FONT></TD> <TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../../../index.html?org/apache/commons/math/linear/FieldLUDecompositionImpl.html" target="_top"><B>FRAMES</B></A> <A HREF="FieldLUDecompositionImpl.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../../../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--> </SCRIPT> <NOSCRIPT> <A HREF="../../../../../allclasses-noframe.html"><B>All Classes</B></A> </NOSCRIPT> </FONT></TD> </TR> <TR> <TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | FIELD | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD> <TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> DETAIL: FIELD | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD> </TR> </TABLE> <A NAME="skip-navbar_top"></A> <!-- ========= END OF TOP NAVBAR ========= --> <HR> <!-- ======== START OF CLASS DATA ======== --> <H2> <FONT SIZE="-1"> org.apache.commons.math.linear</FONT> <BR> Class FieldLUDecompositionImpl<T extends <A HREF="../../../../../org/apache/commons/math/FieldElement.html" title="interface in org.apache.commons.math">FieldElement</A><T>></H2> <PRE> <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</A> <IMG SRC="../../../../../resources/inherit.gif" ALT="extended by "><B>org.apache.commons.math.linear.FieldLUDecompositionImpl<T></B> </PRE> <DL> <DT><DT><B>Type Parameters:</B><DD><CODE>T</CODE> - the type of the field elements</DL> <DL> <DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html" title="interface in org.apache.commons.math.linear">FieldLUDecomposition</A><T></DD> </DL> <HR> <DL> <DT><PRE>public class <A HREF="../../../../../src-html/org/apache/commons/math/linear/FieldLUDecompositionImpl.html#line.40"><B>FieldLUDecompositionImpl<T extends <A HREF="../../../../../org/apache/commons/math/FieldElement.html" title="interface in org.apache.commons.math">FieldElement</A><T>></B></A><DT>extends <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A><DT>implements <A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html" title="interface in org.apache.commons.math.linear">FieldLUDecomposition</A><T></DL> </PRE> <P> Calculates the LUP-decomposition of a square matrix. <p>The LUP-decomposition of a matrix A consists of three matrices L, U and P that satisfy: PA = LU, L is lower triangular, and U is upper triangular and P is a permutation matrix. All matrices are m×m.</p> <p>Since <A HREF="../../../../../org/apache/commons/math/FieldElement.html" title="interface in org.apache.commons.math"><CODE>field elements</CODE></A> do not provide an ordering operator, the permutation matrix is computed here only in order to avoid a zero pivot element, no attempt is done to get the largest pivot element.</p> <P> <P> <DL> <DT><B>Since:</B></DT> <DD>2.0</DD> <DT><B>Version:</B></DT> <DD>$Revision: 903046 $ $Date: 2010-01-25 21:07:26 -0500 (Mon, 25 Jan 2010) $</DD> </DL> <HR> <P> <!-- ======== CONSTRUCTOR SUMMARY ======== --> <A NAME="constructor_summary"><!-- --></A> <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> <B>Constructor Summary</B></FONT></TH> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD><CODE><B><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html#FieldLUDecompositionImpl(org.apache.commons.math.linear.FieldMatrix)">FieldLUDecompositionImpl</A></B>(<A HREF="../../../../../org/apache/commons/math/linear/FieldMatrix.html" title="interface in org.apache.commons.math.linear">FieldMatrix</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A>> matrix)</CODE> <BR> Calculates the LU-decomposition of the given matrix.</TD> </TR> </TABLE> <!-- ========== METHOD SUMMARY =========== --> <A NAME="method_summary"><!-- --></A> <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> <TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"> <B>Method Summary</B></FONT></TH> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A></CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html#getDeterminant()">getDeterminant</A></B>()</CODE> <BR> Return the determinant of the matrix</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <A HREF="../../../../../org/apache/commons/math/linear/FieldMatrix.html" title="interface in org.apache.commons.math.linear">FieldMatrix</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A>></CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html#getL()">getL</A></B>()</CODE> <BR> Returns the matrix L of the decomposition.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <A HREF="../../../../../org/apache/commons/math/linear/FieldMatrix.html" title="interface in org.apache.commons.math.linear">FieldMatrix</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A>></CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html#getP()">getP</A></B>()</CODE> <BR> Returns the P rows permutation matrix.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> int[]</CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html#getPivot()">getPivot</A></B>()</CODE> <BR> Returns the pivot permutation vector.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <A HREF="../../../../../org/apache/commons/math/linear/FieldDecompositionSolver.html" title="interface in org.apache.commons.math.linear">FieldDecompositionSolver</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A>></CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html#getSolver()">getSolver</A></B>()</CODE> <BR> Get a solver for finding the A × X = B solution in exact linear sense.</TD> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"> <CODE> <A HREF="../../../../../org/apache/commons/math/linear/FieldMatrix.html" title="interface in org.apache.commons.math.linear">FieldMatrix</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A>></CODE></FONT></TD> <TD><CODE><B><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html#getU()">getU</A></B>()</CODE> <BR> Returns the matrix U of the decomposition.</TD> </TR> </TABLE> <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A> <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> <TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"> <TH ALIGN="left"><B>Methods inherited from class java.lang.<A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</A></B></TH> </TR> <TR BGCOLOR="white" CLASS="TableRowColor"> <TD><CODE><A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD> </TR> </TABLE> <P> <!-- ========= CONSTRUCTOR DETAIL ======== --> <A NAME="constructor_detail"><!-- --></A> <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> <TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> <B>Constructor Detail</B></FONT></TH> </TR> </TABLE> <A NAME="FieldLUDecompositionImpl(org.apache.commons.math.linear.FieldMatrix)"><!-- --></A><H3> FieldLUDecompositionImpl</H3> <PRE> public <A HREF="../../../../../src-html/org/apache/commons/math/linear/FieldLUDecompositionImpl.html#line.71"><B>FieldLUDecompositionImpl</B></A>(<A HREF="../../../../../org/apache/commons/math/linear/FieldMatrix.html" title="interface in org.apache.commons.math.linear">FieldMatrix</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A>> matrix) throws <A HREF="../../../../../org/apache/commons/math/linear/NonSquareMatrixException.html" title="class in org.apache.commons.math.linear">NonSquareMatrixException</A></PRE> <DL> <DD>Calculates the LU-decomposition of the given matrix. <P> <DL> <DT><B>Parameters:</B><DD><CODE>matrix</CODE> - The matrix to decompose. <DT><B>Throws:</B> <DD><CODE><A HREF="../../../../../org/apache/commons/math/linear/NonSquareMatrixException.html" title="class in org.apache.commons.math.linear">NonSquareMatrixException</A></CODE> - if matrix is not square</DL> </DL> <!-- ============ METHOD DETAIL ========== --> <A NAME="method_detail"><!-- --></A> <TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""> <TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"> <TH ALIGN="left" COLSPAN="1"><FONT SIZE="+2"> <B>Method Detail</B></FONT></TH> </TR> </TABLE> <A NAME="getL()"><!-- --></A><H3> getL</H3> <PRE> public <A HREF="../../../../../org/apache/commons/math/linear/FieldMatrix.html" title="interface in org.apache.commons.math.linear">FieldMatrix</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A>> <A HREF="../../../../../src-html/org/apache/commons/math/linear/FieldLUDecompositionImpl.html#line.155"><B>getL</B></A>()</PRE> <DL> <DD>Returns the matrix L of the decomposition. <p>L is an lower-triangular matrix</p> <P> <DD><DL> <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html#getL()">getL</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html" title="interface in org.apache.commons.math.linear">FieldLUDecomposition</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A> extends <A HREF="../../../../../org/apache/commons/math/FieldElement.html" title="interface in org.apache.commons.math">FieldElement</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A>>></CODE></DL> </DD> <DD><DL> <DT><B>Returns:</B><DD>the L matrix (or null if decomposed matrix is singular)</DL> </DD> </DL> <HR> <A NAME="getU()"><!-- --></A><H3> getU</H3> <PRE> public <A HREF="../../../../../org/apache/commons/math/linear/FieldMatrix.html" title="interface in org.apache.commons.math.linear">FieldMatrix</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A>> <A HREF="../../../../../src-html/org/apache/commons/math/linear/FieldLUDecompositionImpl.html#line.171"><B>getU</B></A>()</PRE> <DL> <DD>Returns the matrix U of the decomposition. <p>U is an upper-triangular matrix</p> <P> <DD><DL> <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html#getU()">getU</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html" title="interface in org.apache.commons.math.linear">FieldLUDecomposition</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A> extends <A HREF="../../../../../org/apache/commons/math/FieldElement.html" title="interface in org.apache.commons.math">FieldElement</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A>>></CODE></DL> </DD> <DD><DL> <DT><B>Returns:</B><DD>the U matrix (or null if decomposed matrix is singular)</DL> </DD> </DL> <HR> <A NAME="getP()"><!-- --></A><H3> getP</H3> <PRE> public <A HREF="../../../../../org/apache/commons/math/linear/FieldMatrix.html" title="interface in org.apache.commons.math.linear">FieldMatrix</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A>> <A HREF="../../../../../src-html/org/apache/commons/math/linear/FieldLUDecompositionImpl.html#line.186"><B>getP</B></A>()</PRE> <DL> <DD>Returns the P rows permutation matrix. <p>P is a sparse matrix with exactly one element set to 1.0 in each row and each column, all other elements being set to 0.0.</p> <p>The positions of the 1 elements are given by the <A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html#getPivot()"><CODE>pivot permutation vector</CODE></A>.</p> <P> <DD><DL> <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html#getP()">getP</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html" title="interface in org.apache.commons.math.linear">FieldLUDecomposition</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A> extends <A HREF="../../../../../org/apache/commons/math/FieldElement.html" title="interface in org.apache.commons.math">FieldElement</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A>>></CODE></DL> </DD> <DD><DL> <DT><B>Returns:</B><DD>the P rows permutation matrix (or null if decomposed matrix is singular)<DT><B>See Also:</B><DD><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html#getPivot()"><CODE>FieldLUDecomposition.getPivot()</CODE></A></DL> </DD> </DL> <HR> <A NAME="getPivot()"><!-- --></A><H3> getPivot</H3> <PRE> public int[] <A HREF="../../../../../src-html/org/apache/commons/math/linear/FieldLUDecompositionImpl.html#line.198"><B>getPivot</B></A>()</PRE> <DL> <DD>Returns the pivot permutation vector. <P> <DD><DL> <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html#getPivot()">getPivot</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html" title="interface in org.apache.commons.math.linear">FieldLUDecomposition</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A> extends <A HREF="../../../../../org/apache/commons/math/FieldElement.html" title="interface in org.apache.commons.math">FieldElement</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A>>></CODE></DL> </DD> <DD><DL> <DT><B>Returns:</B><DD>the pivot permutation vector<DT><B>See Also:</B><DD><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html#getP()"><CODE>FieldLUDecomposition.getP()</CODE></A></DL> </DD> </DL> <HR> <A NAME="getDeterminant()"><!-- --></A><H3> getDeterminant</H3> <PRE> public <A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A> <A HREF="../../../../../src-html/org/apache/commons/math/linear/FieldLUDecompositionImpl.html#line.203"><B>getDeterminant</B></A>()</PRE> <DL> <DD>Return the determinant of the matrix <P> <DD><DL> <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html#getDeterminant()">getDeterminant</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html" title="interface in org.apache.commons.math.linear">FieldLUDecomposition</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A> extends <A HREF="../../../../../org/apache/commons/math/FieldElement.html" title="interface in org.apache.commons.math">FieldElement</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A>>></CODE></DL> </DD> <DD><DL> <DT><B>Returns:</B><DD>determinant of the matrix</DL> </DD> </DL> <HR> <A NAME="getSolver()"><!-- --></A><H3> getSolver</H3> <PRE> public <A HREF="../../../../../org/apache/commons/math/linear/FieldDecompositionSolver.html" title="interface in org.apache.commons.math.linear">FieldDecompositionSolver</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A>> <A HREF="../../../../../src-html/org/apache/commons/math/linear/FieldLUDecompositionImpl.html#line.217"><B>getSolver</B></A>()</PRE> <DL> <DD>Get a solver for finding the A × X = B solution in exact linear sense. <P> <DD><DL> <DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html#getSolver()">getSolver</A></CODE> in interface <CODE><A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecomposition.html" title="interface in org.apache.commons.math.linear">FieldLUDecomposition</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A> extends <A HREF="../../../../../org/apache/commons/math/FieldElement.html" title="interface in org.apache.commons.math">FieldElement</A><<A HREF="../../../../../org/apache/commons/math/linear/FieldLUDecompositionImpl.html" title="type parameter in FieldLUDecompositionImpl">T</A>>></CODE></DL> </DD> <DD><DL> <DT><B>Returns:</B><DD>a solver</DL> </DD> </DL> <!-- ========= END OF CLASS DATA ========= --> <HR> <!-- ======= START OF BOTTOM NAVBAR ====== --> <A NAME="navbar_bottom"><!-- --></A> <A HREF="#skip-navbar_bottom" title="Skip navigation links"></A> <TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""> <TR> <TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A NAME="navbar_bottom_firstrow"><!-- --></A> <TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A 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