QuantLib: a free/open-source library for quantitative finance
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lmdif.hpp
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1/* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2
3/*
4 Copyright (C) 2006 Klaus Spanderen
5 Copyright (C) 2015 Peter Caspers
6
7 This file is part of QuantLib, a free-software/open-source library
8 for financial quantitative analysts and developers - http://quantlib.org/
9
10 QuantLib is free software: you can redistribute it and/or modify it
11 under the terms of the QuantLib license. You should have received a
12 copy of the license along with this program; if not, please email
13 <quantlib-dev@lists.sf.net>. The license is also available online at
14 <http://quantlib.org/license.shtml>.
15
16 This program is distributed in the hope that it will be useful, but WITHOUT
17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
18 FOR A PARTICULAR PURPOSE. See the license for more details.
19*/
20
21/*! \file lmdif.hpp
22 \brief wrapper for MINPACK minimization routine
23*/
24
25#ifndef quantlib_optimization_lmdif_hpp
26#define quantlib_optimization_lmdif_hpp
27
28#include <ql/types.hpp>
29#include <ql/functional.hpp>
30
31namespace QuantLib {
32
33 namespace MINPACK {
34 typedef ext::function<void (int,
35 int,
36 Real*,
37 Real*,
39
40 void lmdif(int m,int n,Real* x,Real* fvec,Real ftol,
41 Real xtol,Real gtol,int maxfev,Real epsfcn,
42 Real* diag, int mode, Real factor,
43 int nprint, int* info,int* nfev,Real* fjac,
44 int ldfjac,int* ipvt,Real* qtf,
45 Real* wa1,Real* wa2,Real* wa3,Real* wa4,
46 const LmdifCostFunction& fcn,
47 const LmdifCostFunction& jacFcn);
48
49 void qrsolv(int n,
50 Real* r,
51 int ldr,
52 const int* ipvt,
53 const Real* diag,
54 const Real* qtb,
55 Real* x,
56 Real* sdiag,
57 Real* wa);
58 void qrfac(int m,int n,Real* a,int, int pivot,int* ipvt,
59 int,Real* rdiag,Real* acnorm,Real* wa);
60 }
61}
62#endif
Maps function, bind and cref to either the boost or std implementation.
QL_REAL Real
real number
Definition: types.hpp:50
void lmdif(int m, int n, Real *x, Real *fvec, Real ftol, Real xtol, Real gtol, int maxfev, Real epsfcn, Real *diag, int mode, Real factor, int nprint, int *info, int *nfev, Real *fjac, int ldfjac, int *ipvt, Real *qtf, Real *wa1, Real *wa2, Real *wa3, Real *wa4, const QuantLib::MINPACK::LmdifCostFunction &fcn, const QuantLib::MINPACK::LmdifCostFunction &jacFcn)
Definition: lmdif.cpp:1131
ext::function< void(int, int, Real *, Real *, int *)> LmdifCostFunction
Definition: lmdif.hpp:38
void qrfac(int m, int n, Real *a, int, int pivot, int *ipvt, int, Real *rdiag, Real *acnorm, Real *wa)
Definition: lmdif.cpp:374
void qrsolv(int n, Real *r, int ldr, const int *ipvt, const Real *diag, const Real *qtb, Real *x, Real *sdiag, Real *wa)
Definition: lmdif.cpp:580
Definition: any.hpp:35
ext::shared_ptr< YieldTermStructure > r
Custom types.