QuantLib
: a free/open-source library for quantitative finance
fully annotated source code - version 1.34
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ql
experimental
variancegamma
variancegammamodel.cpp
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/* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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Copyright (C) 2010 Adrian O' Neill
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This file is part of QuantLib, a free-software/open-source library
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for financial quantitative analysts and developers - http://quantlib.org/
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QuantLib is free software: you can redistribute it and/or modify it
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under the terms of the QuantLib license. You should have received a
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copy of the license along with this program; if not, please email
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<quantlib-dev@lists.sf.net>. The license is also available online at
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<http://quantlib.org/license.shtml>.
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This program is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the license for more details.
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*/
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#include <
ql/experimental/variancegamma/variancegammamodel.hpp
>
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#include <
ql/quotes/simplequote.hpp
>
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namespace
QuantLib
{
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VarianceGammaModel::VarianceGammaModel
(
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const
ext::shared_ptr<VarianceGammaProcess> & process)
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:
CalibratedModel
(3), process_(process) {
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arguments_
[0] =
ConstantParameter
(
process
->sigma(),
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PositiveConstraint
());
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arguments_
[1] =
ConstantParameter
(
process
->nu(),
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PositiveConstraint
());
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arguments_
[2] =
ConstantParameter
(
process
->theta(),
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NoConstraint
());
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VarianceGammaModel::generateArguments
();
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registerWith
(
process_
->riskFreeRate());
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registerWith
(
process_
->dividendYield());
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registerWith
(
process_
->s0());
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}
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void
VarianceGammaModel::generateArguments
() {
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process_
.reset(
new
VarianceGammaProcess
(
process_
->s0(),
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process_
->dividendYield(),
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process_
->riskFreeRate(),
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sigma
(),
nu
(),
theta
()));
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}
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}
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QuantLib::CalibratedModel
Calibrated model class.
Definition:
model.hpp:86
QuantLib::CalibratedModel::arguments_
std::vector< Parameter > arguments_
Definition:
model.hpp:126
QuantLib::ConstantParameter
Standard constant parameter .
Definition:
parameter.hpp:71
QuantLib::NoConstraint
No constraint.
Definition:
constraint.hpp:79
QuantLib::Observer::registerWith
std::pair< iterator, bool > registerWith(const ext::shared_ptr< Observable > &)
Definition:
observable.hpp:228
QuantLib::PositiveConstraint
Constraint imposing positivity to all arguments
Definition:
constraint.hpp:92
QuantLib::VarianceGammaModel::process_
ext::shared_ptr< VarianceGammaProcess > process_
Definition:
variancegammamodel.hpp:58
QuantLib::VarianceGammaModel::theta
Real theta() const
Definition:
variancegammamodel.hpp:51
QuantLib::VarianceGammaModel::process
ext::shared_ptr< VarianceGammaProcess > process() const
Definition:
variancegammamodel.hpp:54
QuantLib::VarianceGammaModel::sigma
Real sigma() const
Definition:
variancegammamodel.hpp:47
QuantLib::VarianceGammaModel::generateArguments
void generateArguments() override
Definition:
variancegammamodel.cpp:42
QuantLib::VarianceGammaModel::nu
Real nu() const
Definition:
variancegammamodel.hpp:49
QuantLib::VarianceGammaModel::VarianceGammaModel
VarianceGammaModel(const ext::shared_ptr< VarianceGammaProcess > &process)
Definition:
variancegammamodel.cpp:25
QuantLib::VarianceGammaProcess
Variance gamma process.
Definition:
variancegammaprocess.hpp:50
QuantLib
Definition:
any.hpp:35
simplequote.hpp
simple quote class
variancegammamodel.hpp
Variance Gamma model.
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