QuantLib: a free/open-source library for quantitative finance
fully annotated source code - version 1.34
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eurodollarfuturesquote.cpp
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1/* -*- mode: c++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2
3/*
4 Copyright (C) 2006, 2008 Ferdinando Ametrano
5 Copyright (C) 2006 François du Vignaud
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
23#include <utility>
24
25namespace QuantLib {
26
28 Handle<Quote> forward,
29 Handle<Quote> callPrice,
30 Handle<Quote> putPrice,
31 Real strike,
32 Real guess,
33 Real accuracy,
34 Natural maxIter)
35 : impliedStdev_(guess), strike_(100.0 - strike), accuracy_(accuracy), maxIter_(maxIter),
36 forward_(std::move(forward)), callPrice_(std::move(callPrice)),
37 putPrice_(std::move(putPrice)) {
41 }
42
44 calculate();
45 return impliedStdev_;
46 }
47
49 if (forward_.empty() || !forward_->isValid())
50 return false;
51 Real forwardValue = 100.0-forward_->value();
52 if (strike_>forwardValue)
53 return !putPrice_.empty() && putPrice_->isValid();
54 else
55 return !callPrice_.empty() && callPrice_->isValid();
56 }
57
59 static const Real discount = 1.0;
60 static const Real displacement = 0.0;
61 Real forwardValue = 100.0-forward_->value();
62 if (strike_>forwardValue) {
65 forwardValue, putPrice_->value(),
66 discount, displacement,
68 } else {
71 forwardValue, callPrice_->value(),
72 discount, displacement,
74 }
75 }
76}
Black formula.
EurodollarFuturesImpliedStdDevQuote(Handle< Quote > forward, Handle< Quote > callPrice, Handle< Quote > putPrice, Real strike, Real guess=.15, Real accuracy=1.0e-6, Natural maxIter=100)
Real value() const override
returns the current value
bool isValid() const override
returns true if the Quote holds a valid value
Shared handle to an observable.
Definition: handle.hpp:41
virtual void calculate() const
Definition: lazyobject.hpp:253
std::pair< iterator, bool > registerWith(const ext::shared_ptr< Observable > &)
Definition: observable.hpp:228
quote for the Eurodollar-future implied standard deviation
QL_REAL Real
real number
Definition: types.hpp:50
unsigned QL_INTEGER Natural
positive integer
Definition: types.hpp:43
Definition: any.hpp:35
Real blackFormulaImpliedStdDev(Option::Type optionType, Real strike, Real forward, Real blackPrice, Real discount, Real displacement, Real guess, Real accuracy, Natural maxIterations)
STL namespace.