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<a class="el" href="namespace_quant_lib.html">QuantLib</a>::<a class="el" href="class_quant_lib_1_1_flat_forward.html">FlatForward</a></div>
<h1>FlatForward Class Reference<br>
<small>
[<a class="el" href="group__yieldtermstructures.html">Term structures</a>]</small>
</h1><!-- doxytag: class="QuantLib::FlatForward" --><!-- doxytag: inherits="QuantLib::YieldTermStructure,QuantLib::LazyObject" --><code>#include <ql/termstructures/yield/flatforward.hpp></code>
<p>
<div class="dynheader">
Inheritance diagram for FlatForward:</div>
<div class="dynsection">
<p><center><img src="class_quant_lib_1_1_flat_forward__inherit__graph.png" border="0" usemap="#_flat_forward__inherit__map" alt="Inheritance graph"></center>
<map name="_flat_forward__inherit__map">
<area shape="rect" href="class_quant_lib_1_1_yield_term_structure.html" title="Interest-rate term structure." alt="" coords="5,7,149,33"><area shape="rect" href="class_quant_lib_1_1_lazy_object.html" title="Framework for calculation on demand and result caching." alt="" coords="173,7,267,33"></map>
<center><font size="2">[<a href="graph_legend.html">legend</a>]</font></center></div>
<p>
<a href="class_quant_lib_1_1_flat_forward-members.html">List of all members.</a><hr><a name="_details"></a><h2>Detailed Description</h2>
Flat interest-rate curve.
<p>
<dl compact><dt><b>Examples: </b></dt><dd>
<p>
<a class="el" href="_bermudan_swaption_8cpp-example.html#_a12">BermudanSwaption.cpp</a>, <a class="el" href="_convertible_bonds_8cpp-example.html#_a30">ConvertibleBonds.cpp</a>, <a class="el" href="_discrete_hedging_8cpp-example.html#_a22">DiscreteHedging.cpp</a>, <a class="el" href="_equity_option_8cpp-example.html#_a18">EquityOption.cpp</a>, <a class="el" href="_replication_8cpp-example.html#_a9">Replication.cpp</a>, and <a class="el" href="_repo_8cpp-example.html#_a15">Repo.cpp</a>.</dl><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="cebbf918e5cc4852d88c40b94cea1ca7"></a><!-- doxytag: member="QuantLib::FlatForward::FlatForward" ref="cebbf918e5cc4852d88c40b94cea1ca7" args="(const Date &referenceDate, const Handle< Quote > &forward, const DayCounter &dayCounter, Compounding compounding=Continuous, Frequency frequency=Annual)" -->
</td><td class="memItemRight" valign="bottom"><b>FlatForward</b> (const <a class="el" href="class_quant_lib_1_1_date.html">Date</a> &referenceDate, const <a class="el" href="class_quant_lib_1_1_handle.html">Handle</a>< <a class="el" href="class_quant_lib_1_1_quote.html">Quote</a> > &forward, const <a class="el" href="class_quant_lib_1_1_day_counter.html">DayCounter</a> &dayCounter, <a class="el" href="namespace_quant_lib.html#2779d04b4839fd386b5c85bbb96aaf73">Compounding</a> compounding=Continuous, <a class="el" href="group__datetime.html#g6d41db8ba0ea90d22df35889df452ada">Frequency</a> frequency=Annual)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="6004273c729a56389cd3db7780ce3cbe"></a><!-- doxytag: member="QuantLib::FlatForward::FlatForward" ref="6004273c729a56389cd3db7780ce3cbe" args="(const Date &referenceDate, Rate forward, const DayCounter &dayCounter, Compounding compounding=Continuous, Frequency frequency=Annual)" -->
</td><td class="memItemRight" valign="bottom"><b>FlatForward</b> (const <a class="el" href="class_quant_lib_1_1_date.html">Date</a> &referenceDate, <a class="el" href="group__types.html#gede435af51236692b1107d7639581d39">Rate</a> forward, const <a class="el" href="class_quant_lib_1_1_day_counter.html">DayCounter</a> &dayCounter, <a class="el" href="namespace_quant_lib.html#2779d04b4839fd386b5c85bbb96aaf73">Compounding</a> compounding=Continuous, <a class="el" href="group__datetime.html#g6d41db8ba0ea90d22df35889df452ada">Frequency</a> frequency=Annual)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="42000d1ce0e9e54047615e1f38c8644d"></a><!-- doxytag: member="QuantLib::FlatForward::FlatForward" ref="42000d1ce0e9e54047615e1f38c8644d" args="(Natural settlementDays, const Calendar &calendar, const Handle< Quote > &forward, const DayCounter &dayCounter, Compounding compounding=Continuous, Frequency frequency=Annual)" -->
</td><td class="memItemRight" valign="bottom"><b>FlatForward</b> (<a class="el" href="group__types.html#g7e529c39c477ba1f5a22264d93e8457a">Natural</a> settlementDays, const <a class="el" href="class_quant_lib_1_1_calendar.html">Calendar</a> &calendar, const <a class="el" href="class_quant_lib_1_1_handle.html">Handle</a>< <a class="el" href="class_quant_lib_1_1_quote.html">Quote</a> > &forward, const <a class="el" href="class_quant_lib_1_1_day_counter.html">DayCounter</a> &dayCounter, <a class="el" href="namespace_quant_lib.html#2779d04b4839fd386b5c85bbb96aaf73">Compounding</a> compounding=Continuous, <a class="el" href="group__datetime.html#g6d41db8ba0ea90d22df35889df452ada">Frequency</a> frequency=Annual)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="62dd9e4772f5a8a0b4964d9b1782b9df"></a><!-- doxytag: member="QuantLib::FlatForward::FlatForward" ref="62dd9e4772f5a8a0b4964d9b1782b9df" args="(Natural settlementDays, const Calendar &calendar, Rate forward, const DayCounter &dayCounter, Compounding compounding=Continuous, Frequency frequency=Annual)" -->
</td><td class="memItemRight" valign="bottom"><b>FlatForward</b> (<a class="el" href="group__types.html#g7e529c39c477ba1f5a22264d93e8457a">Natural</a> settlementDays, const <a class="el" href="class_quant_lib_1_1_calendar.html">Calendar</a> &calendar, <a class="el" href="group__types.html#gede435af51236692b1107d7639581d39">Rate</a> forward, const <a class="el" href="class_quant_lib_1_1_day_counter.html">DayCounter</a> &dayCounter, <a class="el" href="namespace_quant_lib.html#2779d04b4839fd386b5c85bbb96aaf73">Compounding</a> compounding=Continuous, <a class="el" href="group__datetime.html#g6d41db8ba0ea90d22df35889df452ada">Frequency</a> frequency=Annual)</td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="6968bd096b10d7259e742fa324abade3"></a><!-- doxytag: member="QuantLib::FlatForward::compounding" ref="6968bd096b10d7259e742fa324abade3" args="() const " -->
<a class="el" href="namespace_quant_lib.html#2779d04b4839fd386b5c85bbb96aaf73">Compounding</a> </td><td class="memItemRight" valign="bottom"><b>compounding</b> () const </td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="402b415c588fd029f489b30d42076cf4"></a><!-- doxytag: member="QuantLib::FlatForward::compoundingFrequency" ref="402b415c588fd029f489b30d42076cf4" args="() const " -->
<a class="el" href="group__datetime.html#g6d41db8ba0ea90d22df35889df452ada">Frequency</a> </td><td class="memItemRight" valign="bottom"><b>compoundingFrequency</b> () const </td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_quant_lib_1_1_flat_forward.html#02b90bbfee3ee29627939544fb59ec93">performCalculations</a> () const </td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="74d8fc5480ca811db8332b7b30597fe9"></a><!-- doxytag: member="QuantLib::FlatForward::maxDate" ref="74d8fc5480ca811db8332b7b30597fe9" args="() const " -->
<a class="el" href="class_quant_lib_1_1_date.html">Date</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="class_quant_lib_1_1_flat_forward.html#74d8fc5480ca811db8332b7b30597fe9">maxDate</a> () const </td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">the latest date for which the curve can return values <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="class_quant_lib_1_1_flat_forward.html#c5c54df7ed3b930268c8d7752c101725">update</a> ()</td></tr>
</table>
<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="02b90bbfee3ee29627939544fb59ec93"></a><!-- doxytag: member="QuantLib::FlatForward::performCalculations" ref="02b90bbfee3ee29627939544fb59ec93" args="() const " -->
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<td class="memname">void performCalculations </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"> const<code> [virtual]</code></td>
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<div class="memdoc">
<p>
This method must implement any calculations which must be (re)done in order to calculate the desired results.
<p>Implements <a class="el" href="class_quant_lib_1_1_lazy_object.html#572dbe926524786c64db01e31dba7ab8">LazyObject</a>.</p>
</div>
</div><p>
<a class="anchor" name="c5c54df7ed3b930268c8d7752c101725"></a><!-- doxytag: member="QuantLib::FlatForward::update" ref="c5c54df7ed3b930268c8d7752c101725" args="()" -->
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<div class="memproto">
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<td class="memname">void update </td>
<td>(</td>
<td class="paramname"> </td>
<td> ) </td>
<td width="100%"><code> [virtual]</code></td>
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<div class="memdoc">
<p>
This method must be implemented in derived classes. An instance of Observer does not call this method directly: instead, it will be called by the observables the instance registered with when they need to notify any changes.
<p>Reimplemented from <a class="el" href="class_quant_lib_1_1_lazy_object.html#c5c54df7ed3b930268c8d7752c101725">LazyObject</a>.</p>
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