annotate armadillo-2.4.4/include/armadillo_bits/fn_chol.hpp @ 5:79b343f3e4b8

In thi version the problem of letters assigned to each segment has been solved.
author maxzanoni76 <max.zanoni@eecs.qmul.ac.uk>
date Wed, 11 Apr 2012 13:48:13 +0100
parents 8b6102e2a9b0
children
rev   line source
max@0 1 // Copyright (C) 2009-2011 NICTA (www.nicta.com.au)
max@0 2 // Copyright (C) 2009-2011 Conrad Sanderson
max@0 3 //
max@0 4 // This file is part of the Armadillo C++ library.
max@0 5 // It is provided without any warranty of fitness
max@0 6 // for any purpose. You can redistribute this file
max@0 7 // and/or modify it under the terms of the GNU
max@0 8 // Lesser General Public License (LGPL) as published
max@0 9 // by the Free Software Foundation, either version 3
max@0 10 // of the License or (at your option) any later version.
max@0 11 // (see http://www.opensource.org/licenses for more info)
max@0 12
max@0 13
max@0 14 //! \addtogroup fn_chol
max@0 15 //! @{
max@0 16
max@0 17
max@0 18
max@0 19 template<typename T1>
max@0 20 inline
max@0 21 const Op<T1, op_chol>
max@0 22 chol
max@0 23 (
max@0 24 const Base<typename T1::elem_type,T1>& X,
max@0 25 const typename arma_blas_type_only<typename T1::elem_type>::result* junk = 0
max@0 26 )
max@0 27 {
max@0 28 arma_extra_debug_sigprint();
max@0 29 arma_ignore(junk);
max@0 30
max@0 31 return Op<T1, op_chol>(X.get_ref());
max@0 32 }
max@0 33
max@0 34
max@0 35
max@0 36 template<typename T1>
max@0 37 inline
max@0 38 bool
max@0 39 chol
max@0 40 (
max@0 41 Mat<typename T1::elem_type>& out,
max@0 42 const Base<typename T1::elem_type,T1>& X,
max@0 43 const typename arma_blas_type_only<typename T1::elem_type>::result* junk = 0
max@0 44 )
max@0 45 {
max@0 46 arma_extra_debug_sigprint();
max@0 47 arma_ignore(junk);
max@0 48
max@0 49 try
max@0 50 {
max@0 51 out = chol(X);
max@0 52 }
max@0 53 catch(std::runtime_error&)
max@0 54 {
max@0 55 return false;
max@0 56 }
max@0 57
max@0 58 return true;
max@0 59 }
max@0 60
max@0 61
max@0 62
max@0 63 //! @}