view src/armadillo-test.cpp @ 6388:dbc29160e2b2

mingw-w64: Update patch with changes applied upstream (bug #49091). * src/mingw-w64-complex-inverse-trig.patch: Use "signbit" macro correctly.
author Markus Mützel <markus.muetzel@gmx.de>
date Sat, 27 Aug 2022 13:05:12 +0200
parents 82d1044a4434
children
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/*
 * This file is part of MXE.
 * See index.html for further information.
 */

#include <armadillo>

using namespace arma;

int main()
{
	mat A = randu<mat>(50,50);
	mat B = trans(A)*A;  // generate a symmetric matrix
	
	vec eigval;
	mat eigvec;
	
	// use standard algorithm by default
	eig_sym(eigval, eigvec, B);
	
	// use divide & conquer algorithm
	eig_sym(eigval, eigvec, B, "dc");
	return 0;
}