QuantLib: a free/open-source library for quantitative finance
fully annotated source code - version 1.34
Loading...
Searching...
No Matches
smilesectionutils.hpp
Go to the documentation of this file.
1/* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2
3/*
4 Copyright (C) 2013, 2018 Peter Caspers
5
6 This file is part of QuantLib, a free-software/open-source library
7 for financial quantitative analysts and developers - http://quantlib.org/
8
9 QuantLib is free software: you can redistribute it and/or modify it
10 under the terms of the QuantLib license. You should have received a
11 copy of the license along with this program; if not, please email
12 <quantlib-dev@lists.sf.net>. The license is also available online at
13 <http://quantlib.org/license.shtml>.
14
15 This program is distributed in the hope that it will be useful, but WITHOUT
16 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
17 FOR A PARTICULAR PURPOSE. See the license for more details.
18*/
19
20/*! \file smilesectionutils.hpp
21 \brief Additional utilities for smile sections
22*/
23
24#ifndef quantlib_smile_section_utils_hpp
25#define quantlib_smile_section_utils_hpp
26
28#include <vector>
29
30namespace QuantLib {
31
32 /*! smile-section utilities, the moneyness is expressed in
33 - absolute terms for normal
34 - relative terms for shifted lognormal
35 volatility smile sections */
37 public:
38 SmileSectionUtils(const SmileSection& section,
39 const std::vector<Real>& moneynessGrid = std::vector<Real>(),
40 Real atm = Null<Real>(),
41 bool deleteArbitragePoints = false);
42
43 std::pair<Real, Real> arbitragefreeRegion() const;
44 std::pair<Size, Size> arbitragefreeIndices() const;
45 const std::vector<Real> &moneyGrid() const { return m_; }
46 const std::vector<Real> &strikeGrid() const { return k_; }
47 const std::vector<Real> &callPrices() const { return c_; }
48 Real atmLevel() const { return f_; }
49
50 private:
51 bool af(Size i0, Size i, Size i1) const;
52 std::vector<Real> m_, c_, k_;
55 };
56}
57
58#endif
template class providing a null value for a given type.
Definition: null.hpp:76
interest rate volatility smile section
std::pair< Size, Size > arbitragefreeIndices() const
std::pair< Real, Real > arbitragefreeRegion() const
const std::vector< Real > & strikeGrid() const
const std::vector< Real > & moneyGrid() const
bool af(Size i0, Size i, Size i1) const
const std::vector< Real > & callPrices() const
QL_REAL Real
real number
Definition: types.hpp:50
std::size_t Size
size of a container
Definition: types.hpp:58
Definition: any.hpp:35
Smile section base class.