Adds dijet invarient mass distribution

analysis/TTTT_Analysis.cpp

@@ -91,6 +91,11 @@ void enable_branches(MiniTreeDataSet& mt){
 
 
     mt.track_branch<int>("nVert");
+
+    mt.track_branch< int >("run" );
+    mt.track_branch< int >("lumi");
+    mt.track_branch< int >("evt" );
+    mt.track_branch<float>("xsec");
 }
 
 
@@ -98,7 +103,17 @@ void declare_values(MiniTreeDataSet& mt){
 
     energies(lorentz_vectors("LepGood_pt", "LepGood_eta", "LepGood_phi", "LepGood_mass", "LepGood_4v"), "LepGood_energy");
     energies(lorentz_vectors("GenPart_pt", "GenPart_eta", "GenPart_phi", "GenPart_mass", "GenPart_4v"), "GenPart_energy");
-    energies(lorentz_vectors("Jet_pt", "Jet_eta", "Jet_phi", "Jet_mass", "Jet_4v"), "Jet_energy");
+    energies(lorentz_vectors("Jet_pt",     "Jet_eta",     "Jet_phi",     "Jet_mass",     "Jet_4v"    ), "Jet_energy");
+
+    auto dijet_4v = cart_product<TLorentzVector, TLorentzVector>("Jet_4v", "Jet_4v", "di-jet_4v");
+
+    auto& inv_mass = GenFunction::register_function<float(TLorentzVector, TLorentzVector)>("inv_mass",
+        FUNC(([] (const TLorentzVector& v1, const TLorentzVector& v2){
+            TLorentzVector sum = v1 + v2;
+            return (float)sum.M();
+        })));
+
+    fv::map(inv_mass, dijet_4v, "di-jet_inv_mass");
 
     fv::pair<vector<float>,vector<float>>("LepGood_energy", "LepGood_pt", "LepGood_energy_LepGood_pt");
     fv::pair<vector<float>,vector<float>>("Jet_energy", "Jet_eta", "Jet_energy_vs_Jet_eta");
@@ -184,6 +199,20 @@ void declare_containers(MiniTreeDataSet& mt){
     mt.register_container(new ContainerTH1Many<float>("Jet_mass", "Jet Mass",
                                                       lookup<vector<float>>("Jet_mass"), 50, 0, 200,
                                                       "Jet Mass"));
+
+    mt.register_container(new ContainerTH1Many<float>("dijet_inv_mass", "Di-Jet Inv. Mass - All",
+                                                      lookup<vector<float>>("di-jet_inv_mass"), 100, 0, 500,
+                                                      "Di-Jet Mass"));
+    mt.register_container(new ContainerTH1Many<float>("dijet_inv_mass_osdilepton", "Di-Jet Inv. Mass - OS Dilepton",
+                                                      lookup<vector<float>>("di-jet_inv_mass"), 100, 0, 500,
+                                                      "Di-Jet Mass"))->add_filter(lookup_obs_filter("os-dilepton"));
+    mt.register_container(new ContainerTH1Many<float>("dijet_inv_mass_ssdilepton", "Di-Jet Inv. Mass - SS Dilepton",
+                                                      lookup<vector<float>>("di-jet_inv_mass"), 100, 0, 500,
+                                                      "Di-Jet Mass"))->add_filter(lookup_obs_filter("ss-dilepton"));
+    mt.register_container(new ContainerTH1Many<float>("dijet_inv_mass_trilepton", "Di-Jet Inv. Mass - Trilepton",
+                                                      lookup<vector<float>>("di-jet_inv_mass"), 100, 0, 500,
+                                                      "Di-Jet Mass"))->add_filter(lookup_obs_filter("trilepton"));
+
     mt.register_container(new ContainerTH1Many<float>("Jet_energy", "Jet Energy",
                                                       lookup<vector<float>>("Jet_energy"), 100, 0, 400,
                                                       "Jet Energy"));
@@ -241,6 +270,11 @@ void declare_containers(MiniTreeDataSet& mt){
 
     mt.register_container(new Vector<vector< int >>("LepGood_mcMatchId",      lookup<vector< int >>("LepGood_mcMatchId")));
     mt.register_container(new Vector<vector< int >>("LepGood_mcMatchPdgId",   lookup<vector< int >>("LepGood_mcMatchPdgId")));
+
+    mt.register_container(new Vector< int >("run",  lookup< int >("run") ));
+    mt.register_container(new Vector< int >("lumi", lookup< int >("lumi")));
+    mt.register_container(new Vector< int >("evt",  lookup< int >("evt") ));
+    mt.register_container(new Vector<float>("xsec", lookup<float>("xsec")));
 }
 
 

docs/MiniTreeDataSet_8hpp_source.html

@@ -74,7 +74,7 @@ $(function() {
 <div class="ttc" id="classfv_1_1Value_html"><div class="ttname"><a href="classfv_1_1Value.html">fv::Value</a></div><div class="ttdoc">A generic value. </div><div class="ttdef"><b>Definition:</b> value.hpp:352</div></div>
 <div class="ttc" id="namespacefv_1_1root_html"><div class="ttname"><a href="namespacefv_1_1root.html">fv::root</a></div><div class="ttdef"><b>Definition:</b> api.hpp:8</div></div>
 <div class="ttc" id="MiniTree_8hpp_html"><div class="ttname"><a href="MiniTree_8hpp.html">MiniTree.hpp</a></div></div>
-<div class="ttc" id="classfv_1_1PointerValue_html"><div class="ttname"><a href="classfv_1_1PointerValue.html">fv::PointerValue</a></div><div class="ttdoc">A Value of a pointer. </div><div class="ttdef"><b>Definition:</b> value.hpp:923</div></div>
+<div class="ttc" id="classfv_1_1PointerValue_html"><div class="ttname"><a href="classfv_1_1PointerValue.html">fv::PointerValue</a></div><div class="ttdoc">A Value of a pointer. </div><div class="ttdef"><b>Definition:</b> value.hpp:955</div></div>
 </div><!-- fragment --></div><!-- contents -->
 <!-- start footer part -->
 <hr class="footer"/><address class="footer"><small>

docs/classfv_1_1CartProduct.html

@@ -0,0 +1,204 @@
+<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
+<html xmlns="http://www.w3.org/1999/xhtml">
+<head>
+<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
+<meta http-equiv="X-UA-Compatible" content="IE=9"/>
+<meta name="generator" content="Doxygen 1.8.13"/>
+<meta name="viewport" content="width=device-width, initial-scale=1"/>
+<title>TTTT Analysis: fv::CartProduct&lt; FST, SND &gt; Class Template Reference</title>
+<link href="tabs.css" rel="stylesheet" type="text/css"/>
+<script type="text/javascript" src="jquery.js"></script>
+<script type="text/javascript" src="dynsections.js"></script>
+<link href="search/search.css" rel="stylesheet" type="text/css"/>
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+<script type="text/javascript" src="search/search.js"></script>
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+<body>
+<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
+<div id="titlearea">
+<table cellspacing="0" cellpadding="0">
+ <tbody>
+ <tr style="height: 56px;">
+  <td id="projectalign" style="padding-left: 0.5em;">
+   <div id="projectname">TTTT Analysis
+   &#160;<span id="projectnumber">0.1</span>
+   </div>
+  </td>
+ </tr>
+ </tbody>
+</table>
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+$(function() {
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+        name="MSearchResults" id="MSearchResults">
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+
+<div id="nav-path" class="navpath">
+  <ul>
+<li class="navelem"><a class="el" href="namespacefv.html">fv</a></li><li class="navelem"><a class="el" href="classfv_1_1CartProduct.html">CartProduct</a></li>  </ul>
+</div>
+</div><!-- top -->
+<div class="header">
+  <div class="summary">
+<a href="#pub-methods">Public Member Functions</a> &#124;
+<a href="#pri-methods">Private Member Functions</a> &#124;
+<a href="#pri-attribs">Private Attributes</a> &#124;
+<a href="classfv_1_1CartProduct-members.html">List of all members</a>  </div>
+  <div class="headertitle">
+<div class="title">fv::CartProduct&lt; FST, SND &gt; Class Template Reference</div>  </div>
+</div><!--header-->
+<div class="contents">
+
+<p>Find and return the minimum value of a vector and its index.  
+ <a href="classfv_1_1CartProduct.html#details">More...</a></p>
+
+<p><code>#include &lt;<a class="el" href="value_8hpp_source.html">value.hpp</a>&gt;</code></p>
+<div class="dynheader">
+Inheritance diagram for fv::CartProduct&lt; FST, SND &gt;:</div>
+<div class="dyncontent">
+<div class="center"><img src="classfv_1_1CartProduct__inherit__graph.png" border="0" usemap="#fv_1_1CartProduct_3_01FST_00_01SND_01_4_inherit__map" alt="Inheritance graph"/></div>
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+<center><span class="legend">[<a href="graph_legend.html">legend</a>]</span></center></div>
+<table class="memberdecls">
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+<tr class="memitem:a736fdbe6e9f44cadd640165a88696ad4"><td class="memItemLeft" align="right" valign="top"><a id="a736fdbe6e9f44cadd640165a88696ad4"></a>
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+<tr class="inherit_header pub_methods_classfv_1_1DerivedValue"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classfv_1_1DerivedValue')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classfv_1_1DerivedValue.html">fv::DerivedValue&lt; std::vector&lt; std::tuple&lt; FST, SND &gt; &gt; &gt;</a></td></tr>
+<tr class="memitem:a00219a17112600afdc060d67d6f95b21 inherit pub_methods_classfv_1_1DerivedValue"><td class="memItemLeft" align="right" valign="top"><a id="a00219a17112600afdc060d67d6f95b21"></a>
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+std::vector&lt; std::tuple&lt; FST, SND &gt; &gt; &amp;&#160;</td><td class="memItemRight" valign="bottom"><b>get_value</b> ()</td></tr>
+<tr class="memdesc:a39970158aa8f6eb062a28037df6e2128 inherit pub_methods_classfv_1_1DerivedValue"><td class="mdescLeft">&#160;</td><td class="mdescRight">Calculate, if necessary, and return the value held by this object. <br /></td></tr>
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+<tr class="inherit_header pub_methods_classfv_1_1Value"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classfv_1_1Value')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classfv_1_1Value.html">fv::Value&lt; std::vector&lt; std::tuple&lt; FST, SND &gt; &gt; &gt;</a></td></tr>
+<tr class="memitem:afded92c24f946c1551c1f1b005f31091 inherit pub_methods_classfv_1_1Value"><td class="memItemLeft" align="right" valign="top"><a id="afded92c24f946c1551c1f1b005f31091"></a>
+&#160;</td><td class="memItemRight" valign="bottom"><b>Value</b> (const std::string &amp;name, const std::string &amp;alias=&quot;&quot;)</td></tr>
+<tr class="separator:afded92c24f946c1551c1f1b005f31091 inherit pub_methods_classfv_1_1Value"><td class="memSeparator" colspan="2">&#160;</td></tr>
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+<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pri-methods"></a>
+Private Member Functions</h2></td></tr>
+<tr class="memitem:a087a4b184e628e3fa20040b33225a906"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classfv_1_1CartProduct.html#a087a4b184e628e3fa20040b33225a906">update_value</a> ()</td></tr>
+<tr class="memdesc:a087a4b184e628e3fa20040b33225a906"><td class="mdescLeft">&#160;</td><td class="mdescRight">Updates the internal value.  <a href="#a087a4b184e628e3fa20040b33225a906">More...</a><br /></td></tr>
+<tr class="separator:a087a4b184e628e3fa20040b33225a906"><td class="memSeparator" colspan="2">&#160;</td></tr>
+</table><table class="memberdecls">
+<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pri-attribs"></a>
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+bool&#160;</td><td class="memItemRight" valign="bottom"><b>self_product</b></td></tr>
+<tr class="separator:aa80b1f9cd5c51bbf948238370dfe3d93"><td class="memSeparator" colspan="2">&#160;</td></tr>
+</table><table class="memberdecls">
+<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="inherited"></a>
+Additional Inherited Members</h2></td></tr>
+<tr class="inherit_header pro_attribs_classfv_1_1DerivedValue"><td colspan="2" onclick="javascript:toggleInherit('pro_attribs_classfv_1_1DerivedValue')"><img src="closed.png" alt="-"/>&#160;Protected Attributes inherited from <a class="el" href="classfv_1_1DerivedValue.html">fv::DerivedValue&lt; std::vector&lt; std::tuple&lt; FST, SND &gt; &gt; &gt;</a></td></tr>
+<tr class="memitem:aeb7ff5d17ad44b2040fc9930bbcc2c7a inherit pro_attribs_classfv_1_1DerivedValue"><td class="memItemLeft" align="right" valign="top"><a id="aeb7ff5d17ad44b2040fc9930bbcc2c7a"></a>
+std::vector&lt; std::tuple&lt; FST, SND &gt; &gt;&#160;</td><td class="memItemRight" valign="bottom"><b>value</b></td></tr>
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+bool&#160;</td><td class="memItemRight" valign="bottom"><b>value_valid</b></td></tr>
+<tr class="separator:aafa55adbb38dc7fe210ea15e920515dc inherit pro_attribs_classfv_1_1DerivedValue"><td class="memSeparator" colspan="2">&#160;</td></tr>
+</table>
+<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
+<div class="textblock"><h3>template&lt;typename FST, typename SND&gt;<br />
+class fv::CartProduct&lt; FST, SND &gt;</h3>
+
+<p>Find and return the minimum value of a vector and its index. </p>
+</div><h2 class="groupheader">Member Function Documentation</h2>
+<a id="a087a4b184e628e3fa20040b33225a906"></a>
+<h2 class="memtitle"><span class="permalink"><a href="#a087a4b184e628e3fa20040b33225a906">&#9670;&nbsp;</a></span>update_value()</h2>
+
+<div class="memitem">
+<div class="memproto">
+<div class="memtemplate">
+template&lt;typename FST, typename SND&gt; </div>
+<table class="mlabels">
+  <tr>
+  <td class="mlabels-left">
+      <table class="memname">
+        <tr>
+          <td class="memname">void <a class="el" href="classfv_1_1CartProduct.html">fv::CartProduct</a>&lt; FST, SND &gt;::update_value </td>
+          <td>(</td>
+          <td class="paramname"></td><td>)</td>
+          <td></td>
+        </tr>
+      </table>
+  </td>
+  <td class="mlabels-right">
+<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">private</span><span class="mlabel">virtual</span></span>  </td>
+  </tr>
+</table>
+</div><div class="memdoc">
+
+<p>Updates the internal value. </p>
+<p>This function should be overridden by any child class to do the actual work of updating value based on whatever rules the class chooses. Normally, this consists of geting the values from some associated <a class="el" href="classfv_1_1Value.html" title="A generic value. ">Value</a> objects, doing some calculation on them, and storing the result in value. </p>
+
+<p>Implements <a class="el" href="classfv_1_1DerivedValue.html#ae59e80a98eb74b95d8961bfe12ee5ec2">fv::DerivedValue&lt; std::vector&lt; std::tuple&lt; FST, SND &gt; &gt; &gt;</a>.</p>
+<div class="dynheader">
+Here is the call graph for this function:</div>
+<div class="dyncontent">
+<div class="center"><img src="classfv_1_1CartProduct_a087a4b184e628e3fa20040b33225a906_cgraph.png" border="0" usemap="#classfv_1_1CartProduct_a087a4b184e628e3fa20040b33225a906_cgraph" alt=""/></div>
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+</map>
+</div>
+
+</div>
+</div>
+<hr/>The documentation for this class was generated from the following file:<ul>
+<li>/home/caleb/Sources/TTTT/filval/<a class="el" href="value_8hpp_source.html">value.hpp</a></li>
+</ul>
+</div><!-- contents -->
+<!-- start footer part -->
+<hr class="footer"/><address class="footer"><small>
+Generated by &#160;<a href="http://www.doxygen.org/index.html">
+<img class="footer" src="doxygen.png" alt="doxygen"/>
+</a> 1.8.13
+</small></address>
+</body>
+</html>

docs/classfv_1_1CartProduct__coll__graph.map

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docs/functions.html

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 , <a class="el" href="classfv_1_1BoundValue.html#a51ba914f1eac694af4264d62785282a1">fv::BoundValue&lt; T &gt;</a>
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docs/functions_func.html

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docs/hierarchy.html

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 <tr id="row_15_0_1_"><td class="entry"><span style="width:48px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Tuple.html" target="_self">fv::Tuple&lt; ArgTypes... &gt;</a></td><td class="desc"></td></tr>
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 <tr id="row_16_0_"><td class="entry"><span style="width:32px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1DerivedValue.html" target="_self">fv::DerivedValue&lt; std::vector&lt; float &gt; &gt;</a></td><td class="desc"></td></tr>
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-<tr id="row_18_"><td class="entry"><span style="width:0px;display:inline-block;">&#160;</span><span id="arr_18_" class="arrow" onclick="toggleFolder('18_')">&#9660;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; std::vector&lt; Ret &gt; &gt;</a></td><td class="desc"></td></tr>
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-<tr id="row_18_0_0_"><td class="entry"><span style="width:48px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Map_3_01Ret_07ArgTypes_8_8_8_08_4.html" target="_self">fv::Map&lt; Ret(ArgTypes...)&gt;</a></td><td class="desc">Maps a function over an input vector </td></tr>
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-<tr id="row_19_0_0_" class="even"><td class="entry"><span style="width:48px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1TupFilter.html" target="_self">fv::TupFilter&lt; ArgTypes &gt;</a></td><td class="desc">Returns the elements in a vector that pass a test function </td></tr>
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-<tr id="row_20_" class="even"><td class="entry"><span style="width:0px;display:inline-block;">&#160;</span><span id="arr_20_" class="arrow" onclick="toggleFolder('20_')">&#9660;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; std::vector&lt; T &gt; &gt;</a></td><td class="desc"></td></tr>
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-<tr id="row_21_" class="even"><td class="entry"><span style="width:0px;display:inline-block;">&#160;</span><span id="arr_21_" class="arrow" onclick="toggleFolder('21_')">&#9660;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; std::vector&lt; TLorentzVector &gt; &gt;</a></td><td class="desc"></td></tr>
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-<tr id="row_22_" class="even"><td class="entry"><span style="width:16px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; std::vector&lt; V &gt; &gt;</a></td><td class="desc"></td></tr>
-<tr id="row_23_"><td class="entry"><span style="width:0px;display:inline-block;">&#160;</span><span id="arr_23_" class="arrow" onclick="toggleFolder('23_')">&#9660;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; T * &gt;</a></td><td class="desc"></td></tr>
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-<tr id="row_25_"><td class="entry"><span style="width:16px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; TLorentzVector &gt;</a></td><td class="desc"></td></tr>
-<tr id="row_26_" class="even"><td class="entry"><span style="width:16px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; V &gt;</a></td><td class="desc"></td></tr>
-<tr id="row_27_"><td class="entry"><span style="width:16px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; value_type &gt;</a></td><td class="desc"></td></tr>
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+<tr id="row_18_"><td class="entry"><span style="width:16px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; std::vector&lt; Head &gt; &gt;</a></td><td class="desc"></td></tr>
+<tr id="row_19_" class="even"><td class="entry"><span style="width:0px;display:inline-block;">&#160;</span><span id="arr_19_" class="arrow" onclick="toggleFolder('19_')">&#9660;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; std::vector&lt; Ret &gt; &gt;</a></td><td class="desc"></td></tr>
+<tr id="row_19_0_"><td class="entry"><span style="width:16px;display:inline-block;">&#160;</span><span id="arr_19_0_" class="arrow" onclick="toggleFolder('19_0_')">&#9660;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1DerivedValue.html" target="_self">fv::DerivedValue&lt; std::vector&lt; Ret &gt; &gt;</a></td><td class="desc"></td></tr>
+<tr id="row_19_0_0_" class="even"><td class="entry"><span style="width:48px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Map_3_01Ret_07ArgTypes_8_8_8_08_4.html" target="_self">fv::Map&lt; Ret(ArgTypes...)&gt;</a></td><td class="desc">Maps a function over an input vector </td></tr>
+<tr id="row_20_"><td class="entry"><span style="width:16px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; std::vector&lt; SND &gt; &gt;</a></td><td class="desc"></td></tr>
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+<tr id="row_21_0_"><td class="entry"><span style="width:16px;display:inline-block;">&#160;</span><span id="arr_21_0_" class="arrow" onclick="toggleFolder('21_0_')">&#9660;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1DerivedValue.html" target="_self">fv::DerivedValue&lt; std::vector&lt; std::tuple&lt; ArgTypes... &gt; &gt; &gt;</a></td><td class="desc"></td></tr>
+<tr id="row_21_0_0_" class="even"><td class="entry"><span style="width:48px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1TupFilter.html" target="_self">fv::TupFilter&lt; ArgTypes &gt;</a></td><td class="desc">Returns the elements in a vector that pass a test function </td></tr>
+<tr id="row_21_0_1_"><td class="entry"><span style="width:48px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Zip.html" target="_self">fv::Zip&lt; ArgTypes &gt;</a></td><td class="desc">Zips a series of vectors together </td></tr>
+<tr id="row_22_" class="even"><td class="entry"><span style="width:0px;display:inline-block;">&#160;</span><span id="arr_22_" class="arrow" onclick="toggleFolder('22_')">&#9660;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; std::vector&lt; std::tuple&lt; FST, SND &gt; &gt; &gt;</a></td><td class="desc"></td></tr>
+<tr id="row_22_0_"><td class="entry"><span style="width:16px;display:inline-block;">&#160;</span><span id="arr_22_0_" class="arrow" onclick="toggleFolder('22_0_')">&#9660;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1DerivedValue.html" target="_self">fv::DerivedValue&lt; std::vector&lt; std::tuple&lt; FST, SND &gt; &gt; &gt;</a></td><td class="desc"></td></tr>
+<tr id="row_22_0_0_" class="even"><td class="entry"><span style="width:48px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1CartProduct.html" target="_self">fv::CartProduct&lt; FST, SND &gt;</a></td><td class="desc">Find and return the minimum value of a vector and its index </td></tr>
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+<tr id="row_23_0_" class="even"><td class="entry"><span style="width:16px;display:inline-block;">&#160;</span><span id="arr_23_0_" class="arrow" onclick="toggleFolder('23_0_')">&#9660;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1DerivedValue.html" target="_self">fv::DerivedValue&lt; std::vector&lt; T &gt; &gt;</a></td><td class="desc"></td></tr>
+<tr id="row_23_0_0_"><td class="entry"><span style="width:48px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Filter.html" target="_self">fv::Filter&lt; T &gt;</a></td><td class="desc">Returns the elements in a vector that pass a test function </td></tr>
+<tr id="row_23_0_1_" class="even"><td class="entry"><span style="width:48px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1WrapperVector.html" target="_self">fv::WrapperVector&lt; T &gt;</a></td><td class="desc">A std::vector wrapper around a C-style array </td></tr>
+<tr id="row_24_"><td class="entry"><span style="width:0px;display:inline-block;">&#160;</span><span id="arr_24_" class="arrow" onclick="toggleFolder('24_')">&#9660;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; std::vector&lt; TLorentzVector &gt; &gt;</a></td><td class="desc"></td></tr>
+<tr id="row_24_0_" class="even"><td class="entry"><span style="width:32px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1DerivedValue.html" target="_self">fv::DerivedValue&lt; std::vector&lt; TLorentzVector &gt; &gt;</a></td><td class="desc"></td></tr>
+<tr id="row_25_"><td class="entry"><span style="width:16px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; std::vector&lt; V &gt; &gt;</a></td><td class="desc"></td></tr>
+<tr id="row_26_" class="even"><td class="entry"><span style="width:0px;display:inline-block;">&#160;</span><span id="arr_26_" class="arrow" onclick="toggleFolder('26_')">&#9660;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; T * &gt;</a></td><td class="desc"></td></tr>
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+<tr id="row_26_0_0_" class="even"><td class="entry"><span style="width:48px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1PointerValue.html" target="_self">fv::PointerValue&lt; T &gt;</a></td><td class="desc">A <a class="el" href="classfv_1_1Value.html" title="A generic value. ">Value</a> of a pointer </td></tr>
+<tr id="row_27_"><td class="entry"><span style="width:16px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; T *&gt;</a></td><td class="desc"></td></tr>
+<tr id="row_28_" class="even"><td class="entry"><span style="width:16px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; TLorentzVector &gt;</a></td><td class="desc"></td></tr>
+<tr id="row_29_"><td class="entry"><span style="width:16px;display:inline-block;">&#160;</span><span class="icona"><span class="icon">C</span></span><a class="el" href="classfv_1_1Value.html" target="_self">fv::Value&lt; V &gt;</a></td><td class="desc"></td></tr>
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 </table>
 </div><!-- directory -->
 </div><!-- contents -->

docs/inherit_graph_16.map

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 <map name="fv_1_1Value_3_01std_1_1vector_3_01T_01_4_01_4" id="fv_1_1Value_3_01std_1_1vector_3_01T_01_4_01_4">
 <area shape="rect" id="node1" href="classfv_1_1Value.html" title="fv::Value\&lt; std::vector\l\&lt; T \&gt; \&gt;" alt="" coords="5,23,168,65"/>
 <area shape="rect" id="node2" href="classfv_1_1DerivedValue.html" title="fv::DerivedValue\&lt; std\l::vector\&lt; T \&gt; \&gt;" alt="" coords="216,23,380,65"/>
@@ -199,30 +216,30 @@ $(function() {
 <area shape="rect" id="node4" href="classfv_1_1WrapperVector.html" title="A std::vector wrapper around a C&#45;style array. " alt="" coords="428,56,603,83"/>
 </map>
 </td></tr>
-<tr><td><img src="inherit_graph_20.png" border="0" alt="" usemap="#fv_1_1Value_3_01std_1_1vector_3_01TLorentzVector_01_4_01_4"/>
+<tr><td><img src="inherit_graph_23.png" border="0" alt="" usemap="#fv_1_1Value_3_01std_1_1vector_3_01TLorentzVector_01_4_01_4"/>
 <map name="fv_1_1Value_3_01std_1_1vector_3_01TLorentzVector_01_4_01_4" id="fv_1_1Value_3_01std_1_1vector_3_01TLorentzVector_01_4_01_4">
 <area shape="rect" id="node1" href="classfv_1_1Value.html" title="fv::Value\&lt; std::vector\l\&lt; TLorentzVector \&gt; \&gt;" alt="" coords="5,5,169,47"/>
 <area shape="rect" id="node2" href="classfv_1_1DerivedValue.html" title="fv::DerivedValue\&lt; std\l::vector\&lt; TLorentzVector \&gt; \&gt;" alt="" coords="217,5,431,47"/>
 </map>
 </td></tr>
-<tr><td><img src="inherit_graph_21.png" border="0" alt="" usemap="#fv_1_1Value_3_01std_1_1vector_3_01V_01_4_01_4"/>
+<tr><td><img src="inherit_graph_24.png" border="0" alt="" usemap="#fv_1_1Value_3_01std_1_1vector_3_01V_01_4_01_4"/>
 <map name="fv_1_1Value_3_01std_1_1vector_3_01V_01_4_01_4" id="fv_1_1Value_3_01std_1_1vector_3_01V_01_4_01_4">
 <area shape="rect" id="node1" href="classfv_1_1Value.html" title="fv::Value\&lt; std::vector\l\&lt; V \&gt; \&gt;" alt="" coords="5,5,168,47"/>
 </map>
 </td></tr>
-<tr><td><img src="inherit_graph_22.png" border="0" alt="" usemap="#fv_1_1Value_3_01T_01_5_01_4"/>
+<tr><td><img src="inherit_graph_25.png" border="0" alt="" usemap="#fv_1_1Value_3_01T_01_5_01_4"/>
 <map name="fv_1_1Value_3_01T_01_5_01_4" id="fv_1_1Value_3_01T_01_5_01_4">
 <area shape="rect" id="node1" href="classfv_1_1Value.html" title="fv::Value\&lt; T * \&gt;" alt="" coords="5,5,132,32"/>
 <area shape="rect" id="node2" href="classfv_1_1DerivedValue.html" title="fv::DerivedValue\&lt; T *\&gt;" alt="" coords="180,5,355,32"/>
 <area shape="rect" id="node3" href="classfv_1_1PointerValue.html" title="A Value of a pointer. " alt="" coords="403,5,565,32"/>
 </map>
 </td></tr>
-<tr><td><img src="inherit_graph_23.png" border="0" alt="" usemap="#fv_1_1Value_3_01T_01_5_4"/>
+<tr><td><img src="inherit_graph_26.png" border="0" alt="" usemap="#fv_1_1Value_3_01T_01_5_4"/>
 <map name="fv_1_1Value_3_01T_01_5_4" id="fv_1_1Value_3_01T_01_5_4">
 <area shape="rect" id="node1" href="classfv_1_1Value.html" title="fv::Value\&lt; T *\&gt;" alt="" coords="5,5,128,32"/>
 </map>
 </td></tr>
-<tr><td><img src="inherit_graph_24.png" border="0" alt="" usemap="#fv_1_1Value_3_01T_01_4"/>
+<tr><td><img src="inherit_graph_27.png" border="0" alt="" usemap="#fv_1_1Value_3_01T_01_4"/>
 <map name="fv_1_1Value_3_01T_01_4" id="fv_1_1Value_3_01T_01_4">
 <area shape="rect" id="node1" href="classfv_1_1Value.html" title="A generic value. " alt="" coords="5,81,121,108"/>
 <area shape="rect" id="node2" href="classfv_1_1DerivedValue.html" title="A Value derived from some other Values, not directly from the dataset. " alt="" coords="175,56,342,83"/>
@@ -237,17 +254,17 @@ $(function() {
 <area shape="rect" id="node10" href="classfv_1_1Range.html" title="Calculate the range of the values in a vector. " alt="" coords="633,208,754,235"/>
 </map>
 </td></tr>
-<tr><td><img src="inherit_graph_25.png" border="0" alt="" usemap="#fv_1_1Value_3_01TLorentzVector_01_4"/>
+<tr><td><img src="inherit_graph_28.png" border="0" alt="" usemap="#fv_1_1Value_3_01TLorentzVector_01_4"/>
 <map name="fv_1_1Value_3_01TLorentzVector_01_4" id="fv_1_1Value_3_01TLorentzVector_01_4">
 <area shape="rect" id="node1" href="classfv_1_1Value.html" title="fv::Value\&lt; TLorentzVector \&gt;" alt="" coords="5,5,211,32"/>
 </map>
 </td></tr>
-<tr><td><img src="inherit_graph_26.png" border="0" alt="" usemap="#fv_1_1Value_3_01V_01_4"/>
+<tr><td><img src="inherit_graph_29.png" border="0" alt="" usemap="#fv_1_1Value_3_01V_01_4"/>
 <map name="fv_1_1Value_3_01V_01_4" id="fv_1_1Value_3_01V_01_4">
 <area shape="rect" id="node1" href="classfv_1_1Value.html" title="fv::Value\&lt; V \&gt;" alt="" coords="5,5,123,32"/>
 </map>
 </td></tr>
-<tr><td><img src="inherit_graph_27.png" border="0" alt="" usemap="#fv_1_1Value_3_01value__type_01_4"/>
+<tr><td><img src="inherit_graph_30.png" border="0" alt="" usemap="#fv_1_1Value_3_01value__type_01_4"/>
 <map name="fv_1_1Value_3_01value__type_01_4" id="fv_1_1Value_3_01value__type_01_4">
 <area shape="rect" id="node1" href="classfv_1_1Value.html" title="fv::Value\&lt; value_type \&gt;" alt="" coords="5,5,185,32"/>
 </map>

docs/search/all_2.js

@@ -1,6 +1,7 @@
 var searchData=
 [
   ['call',['call',['../namespacefv.html#a182def996bfac5212fd450627a187ae4',1,'fv']]],
+  ['cartproduct',['CartProduct',['../classfv_1_1CartProduct.html',1,'fv']]],
   ['constantvalue',['ConstantValue',['../classfv_1_1ConstantValue.html',1,'fv']]],
   ['container',['Container',['../classfv_1_1Container.html',1,'fv']]],
   ['container_2ehpp',['container.hpp',['../container_8hpp.html',1,'']]],

docs/search/all_3.js

@@ -11,6 +11,7 @@ var searchData=
   ['derivedvalue_3c_20std_3a_3avector_3c_20float_20_3e_20_3e',['DerivedValue< std::vector< float > >',['../classfv_1_1DerivedValue.html',1,'fv']]],
   ['derivedvalue_3c_20std_3a_3avector_3c_20ret_20_3e_20_3e',['DerivedValue< std::vector< Ret > >',['../classfv_1_1DerivedValue.html',1,'fv']]],
   ['derivedvalue_3c_20std_3a_3avector_3c_20std_3a_3atuple_3c_20argtypes_2e_2e_2e_20_3e_20_3e_20_3e',['DerivedValue< std::vector< std::tuple< ArgTypes... > > >',['../classfv_1_1DerivedValue.html',1,'fv']]],
+  ['derivedvalue_3c_20std_3a_3avector_3c_20std_3a_3atuple_3c_20fst_2c_20snd_20_3e_20_3e_20_3e',['DerivedValue< std::vector< std::tuple< FST, SND > > >',['../classfv_1_1DerivedValue.html',1,'fv']]],
   ['derivedvalue_3c_20std_3a_3avector_3c_20t_20_3e_20_3e',['DerivedValue< std::vector< T > >',['../classfv_1_1DerivedValue.html',1,'fv']]],
   ['derivedvalue_3c_20std_3a_3avector_3c_20tlorentzvector_20_3e_20_3e',['DerivedValue< std::vector< TLorentzVector > >',['../classfv_1_1DerivedValue.html',1,'fv']]],
   ['derivedvalue_3c_20t_20_2a_3e',['DerivedValue< T *>',['../classfv_1_1DerivedValue.html',1,'fv']]]

docs/search/all_f.js

@@ -14,9 +14,12 @@ var searchData=
   ['value_3c_20std_3a_3apair_3c_20v_2c_20v_20_3e_20_3e',['Value< std::pair< V, V > >',['../classfv_1_1Value.html',1,'fv']]],
   ['value_3c_20std_3a_3atuple_3c_20argtypes_2e_2e_2e_20_3e_20_3e',['Value< std::tuple< ArgTypes... > >',['../classfv_1_1Value.html',1,'fv']]],
   ['value_3c_20std_3a_3avector_3c_20float_20_3e_20_3e',['Value< std::vector< float > >',['../classfv_1_1Value.html',1,'fv']]],
+  ['value_3c_20std_3a_3avector_3c_20fst_20_3e_20_3e',['Value< std::vector< FST > >',['../classfv_1_1Value.html',1,'fv']]],
   ['value_3c_20std_3a_3avector_3c_20head_20_3e_20_3e',['Value< std::vector< Head > >',['../classfv_1_1Value.html',1,'fv']]],
   ['value_3c_20std_3a_3avector_3c_20ret_20_3e_20_3e',['Value< std::vector< Ret > >',['../classfv_1_1Value.html',1,'fv']]],
+  ['value_3c_20std_3a_3avector_3c_20snd_20_3e_20_3e',['Value< std::vector< SND > >',['../classfv_1_1Value.html',1,'fv']]],
   ['value_3c_20std_3a_3avector_3c_20std_3a_3atuple_3c_20argtypes_2e_2e_2e_20_3e_20_3e_20_3e',['Value< std::vector< std::tuple< ArgTypes... > > >',['../classfv_1_1Value.html',1,'fv']]],
+  ['value_3c_20std_3a_3avector_3c_20std_3a_3atuple_3c_20fst_2c_20snd_20_3e_20_3e_20_3e',['Value< std::vector< std::tuple< FST, SND > > >',['../classfv_1_1Value.html',1,'fv']]],
   ['value_3c_20std_3a_3avector_3c_20t_20_3e_20_3e',['Value< std::vector< T > >',['../classfv_1_1Value.html',1,'fv']]],
   ['value_3c_20std_3a_3avector_3c_20tlorentzvector_20_3e_20_3e',['Value< std::vector< TLorentzVector > >',['../classfv_1_1Value.html',1,'fv']]],
   ['value_3c_20std_3a_3avector_3c_20v_20_3e_20_3e',['Value< std::vector< V > >',['../classfv_1_1Value.html',1,'fv']]],

docs/search/classes_2.js

@@ -1,5 +1,6 @@
 var searchData=
 [
+  ['cartproduct',['CartProduct',['../classfv_1_1CartProduct.html',1,'fv']]],
   ['constantvalue',['ConstantValue',['../classfv_1_1ConstantValue.html',1,'fv']]],
   ['container',['Container',['../classfv_1_1Container.html',1,'fv']]],
   ['container_3c_20std_3a_3amap_3c_20d_2c_20int_20_3e_20_3e',['Container< std::map< D, int > >',['../classfv_1_1Container.html',1,'fv']]],

docs/search/classes_3.js

@@ -10,6 +10,7 @@ var searchData=
   ['derivedvalue_3c_20std_3a_3avector_3c_20float_20_3e_20_3e',['DerivedValue< std::vector< float > >',['../classfv_1_1DerivedValue.html',1,'fv']]],
   ['derivedvalue_3c_20std_3a_3avector_3c_20ret_20_3e_20_3e',['DerivedValue< std::vector< Ret > >',['../classfv_1_1DerivedValue.html',1,'fv']]],
   ['derivedvalue_3c_20std_3a_3avector_3c_20std_3a_3atuple_3c_20argtypes_2e_2e_2e_20_3e_20_3e_20_3e',['DerivedValue< std::vector< std::tuple< ArgTypes... > > >',['../classfv_1_1DerivedValue.html',1,'fv']]],
+  ['derivedvalue_3c_20std_3a_3avector_3c_20std_3a_3atuple_3c_20fst_2c_20snd_20_3e_20_3e_20_3e',['DerivedValue< std::vector< std::tuple< FST, SND > > >',['../classfv_1_1DerivedValue.html',1,'fv']]],
   ['derivedvalue_3c_20std_3a_3avector_3c_20t_20_3e_20_3e',['DerivedValue< std::vector< T > >',['../classfv_1_1DerivedValue.html',1,'fv']]],
   ['derivedvalue_3c_20std_3a_3avector_3c_20tlorentzvector_20_3e_20_3e',['DerivedValue< std::vector< TLorentzVector > >',['../classfv_1_1DerivedValue.html',1,'fv']]],
   ['derivedvalue_3c_20t_20_2a_3e',['DerivedValue< T *>',['../classfv_1_1DerivedValue.html',1,'fv']]]

docs/search/classes_c.js

@@ -13,9 +13,12 @@ var searchData=
   ['value_3c_20std_3a_3apair_3c_20v_2c_20v_20_3e_20_3e',['Value< std::pair< V, V > >',['../classfv_1_1Value.html',1,'fv']]],
   ['value_3c_20std_3a_3atuple_3c_20argtypes_2e_2e_2e_20_3e_20_3e',['Value< std::tuple< ArgTypes... > >',['../classfv_1_1Value.html',1,'fv']]],
   ['value_3c_20std_3a_3avector_3c_20float_20_3e_20_3e',['Value< std::vector< float > >',['../classfv_1_1Value.html',1,'fv']]],
+  ['value_3c_20std_3a_3avector_3c_20fst_20_3e_20_3e',['Value< std::vector< FST > >',['../classfv_1_1Value.html',1,'fv']]],
   ['value_3c_20std_3a_3avector_3c_20head_20_3e_20_3e',['Value< std::vector< Head > >',['../classfv_1_1Value.html',1,'fv']]],
   ['value_3c_20std_3a_3avector_3c_20ret_20_3e_20_3e',['Value< std::vector< Ret > >',['../classfv_1_1Value.html',1,'fv']]],
+  ['value_3c_20std_3a_3avector_3c_20snd_20_3e_20_3e',['Value< std::vector< SND > >',['../classfv_1_1Value.html',1,'fv']]],
   ['value_3c_20std_3a_3avector_3c_20std_3a_3atuple_3c_20argtypes_2e_2e_2e_20_3e_20_3e_20_3e',['Value< std::vector< std::tuple< ArgTypes... > > >',['../classfv_1_1Value.html',1,'fv']]],
+  ['value_3c_20std_3a_3avector_3c_20std_3a_3atuple_3c_20fst_2c_20snd_20_3e_20_3e_20_3e',['Value< std::vector< std::tuple< FST, SND > > >',['../classfv_1_1Value.html',1,'fv']]],
   ['value_3c_20std_3a_3avector_3c_20t_20_3e_20_3e',['Value< std::vector< T > >',['../classfv_1_1Value.html',1,'fv']]],
   ['value_3c_20std_3a_3avector_3c_20tlorentzvector_20_3e_20_3e',['Value< std::vector< TLorentzVector > >',['../classfv_1_1Value.html',1,'fv']]],
   ['value_3c_20std_3a_3avector_3c_20v_20_3e_20_3e',['Value< std::vector< V > >',['../classfv_1_1Value.html',1,'fv']]],

docs/value_8hpp.html

@@ -186,6 +186,9 @@ Classes</h2></td></tr>
 <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classfv_1_1MinIndex.html">fv::MinIndex&lt; T &gt;</a></td></tr>
 <tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Find and return the minimum value of a vector and its index.  <a href="classfv_1_1MinIndex.html#details">More...</a><br /></td></tr>
 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
+<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classfv_1_1CartProduct.html">fv::CartProduct&lt; FST, SND &gt;</a></td></tr>
+<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">Find and return the minimum value of a vector and its index.  <a href="classfv_1_1CartProduct.html#details">More...</a><br /></td></tr>
+<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
 <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classfv_1_1BoundValue.html">fv::BoundValue&lt; T &gt;</a></td></tr>
 <tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">A generic value owning only a function object.  <a href="classfv_1_1BoundValue.html#details">More...</a><br /></td></tr>
 <tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>

filval/api.hpp

@@ -10,7 +10,7 @@ namespace fv{
         GenValue* gv = GenValue::get_value(name);
         Value<T>* tv = dynamic_cast<Value<T>*>(gv);
         if(tv == nullptr){
-            CRITICAL("Value: "+gv->get_name() + "has improper type.",-1);
+            CRITICAL("Value: \""+gv->get_name() + "\" has improper type.",-1);
         }
         return tv;
     }
@@ -24,89 +24,117 @@ namespace fv{
     }
 
     template <typename... ArgTypes>
-    Zip<ArgTypes...>* zip(Value<std::vector<ArgTypes>>*... args, const std::string& alias=""){
+    Value<std::vector<std::tuple<ArgTypes...>>>*
+    zip(Value<std::vector<ArgTypes>>*... args, const std::string& alias=""){
         return new Zip<ArgTypes...>(args..., alias);
     }
 
     template <typename Ret, typename... ArgTypes>
-    Map<Ret(ArgTypes...)>* map(Function<Ret(ArgTypes...)>& fn,
-                                        Zip<ArgTypes...>* arg, const std::string& alias=""){
+    Map<Ret(ArgTypes...)>*
+    map(Function<Ret(ArgTypes...)>& fn,
+        Value<std::vector<std::tuple<ArgTypes...>>>* arg, const std::string& alias=""){
         return new Map<Ret(ArgTypes...)>(fn, arg, alias);
     }
 
 
     template <typename... ArgTypes>
-    Tuple<ArgTypes...>* tuple(Value<ArgTypes>*... args, const std::string& alias=""){
+    Tuple<ArgTypes...>*
+    tuple(Value<ArgTypes>*... args, const std::string& alias=""){
         return new Tuple<ArgTypes...>(args..., alias);
     }
 
     template <typename Ret, typename... ArgTypes>
-    Apply<Ret(ArgTypes...)>* apply(Function<Ret(ArgTypes...)>& fn,
-                                   Tuple<ArgTypes...>* arg, const std::string& alias=""){
+    Apply<Ret(ArgTypes...)>*
+    apply(Function<Ret(ArgTypes...)>& fn,
+          Tuple<ArgTypes...>* arg, const std::string& alias=""){
         return new Apply<Ret(ArgTypes...)>(fn, arg, alias);
     }
 
     template <typename T1, typename T2>
-    Pair<T1, T2>* pair(Value<T1>* val1, Value<T2>* val2, const std::string& alias=""){
+    Pair<T1, T2>*
+    pair(Value<T1>* val1, Value<T2>* val2, const std::string& alias=""){
         return new Pair<T1,T2>(val1, val2, alias);
     }
 
     template <typename T1, typename T2>
-    Pair<T1, T2>* pair(const std::string& name1, const std::string& name2, const std::string& alias=""){
+    Pair<T1, T2>*
+    pair(const std::string& name1, const std::string& name2, const std::string& alias=""){
         return pair<T1,T2>(lookup<T1>(name1), lookup<T2>(name2), alias);
     }
 
 
     template <typename T>
-    Max<T>* max(Value<std::vector<T>>* v, const std::string alias){
+    Max<T>*
+    max(Value<std::vector<T>>* v, const std::string alias){
         return new Max<T>(v, alias);
     }
 
     template <typename T>
-    Max<T>* max(const std::string& v_name, const std::string alias){
+    Max<T>*
+    max(const std::string& v_name, const std::string alias){
         return max(lookup<std::vector<T>>(v_name), alias);
     }
 
     template <typename T>
-    Min<T>* min(Value<std::vector<T>>* v, const std::string alias){
+    Min<T>*
+    min(Value<std::vector<T>>* v, const std::string alias){
         return new Min<T>(v, alias);
     }
 
     template <typename T>
-    Min<T>* min(const std::string& v_name, const std::string alias){
+    Min<T>*
+    min(const std::string& v_name, const std::string alias){
         return min(lookup<std::vector<T>>(v_name), alias);
     }
 
     template <typename T>
-    Range<T>* range(Value<std::vector<T>>* v, const std::string alias){
+    Range<T>*
+    range(Value<std::vector<T>>* v, const std::string alias){
         return new Range<T>(v, alias);
     }
 
     template <typename T>
-    Range<T>* range(const std::string& v_name, const std::string alias){
+    Range<T>*
+    range(const std::string& v_name, const std::string alias){
         return range(lookup<std::vector<T>>(v_name), alias);
     }
 
     template <typename T>
-    Mean<T>* mean(Value<std::vector<T>>* v, const std::string alias){
+    Mean<T>*
+    mean(Value<std::vector<T>>* v, const std::string alias){
         return new Mean<T>(v, alias);
     }
 
     template <typename T>
-    Mean<T>* mean(const std::string& v_name, const std::string alias){
+    Mean<T>*
+    mean(const std::string& v_name, const std::string alias){
         return mean(lookup<std::vector<T>>(v_name), alias);
     }
 
     template <typename T>
-    Count<T>* count(Function<bool(T)>& selector, Value<std::vector<T>>* v, const std::string alias){
+    Count<T>*
+    count(Function<bool(T)>& selector, Value<std::vector<T>>* v, const std::string alias){
         return new Count<T>(selector, v, alias);
     }
 
     template <typename T>
-    Count<T>* count(Function<bool(T)>& selector, const std::string& v_name, const std::string alias){
+    Count<T>*
+    count(Function<bool(T)>& selector, const std::string& v_name, const std::string alias){
         return count<T>(selector, lookup<std::vector<T>>(v_name), alias);
     }
 
+    template <typename FST, typename SND>
+    Value<std::vector<std::tuple<FST,SND>>>*
+    cart_product(Value<std::vector<FST>>* val1, Value<std::vector<SND>>* val2, const std::string alias){
+        return new CartProduct<FST, SND>(val1, val2, alias);
+    }
+
+    template <typename FST, typename SND>
+    Value<std::vector<std::tuple<FST,SND>>>*
+    cart_product(const std::string& val1_name, const std::string& val2_name, const std::string alias = ""){
+        return cart_product<FST,SND>(lookup<std::vector<FST>>(val1_name), lookup<std::vector<SND>>(val2_name), alias);
+    }
+
     ObsFilter* obs_filter(const std::string& name, std::function<bool()> filter_function, const std::string& impl=""){
         return new ObsFilter(name, filter_function, impl);
     }

filval/value.hpp

@@ -897,6 +897,38 @@ class MinIndex : public ReduceIndex<T>{
                           v, alias) { }
 };
 
+/**
+ * Find and return the minimum value of a vector and its index.
+ */
+template <typename FST, typename SND>
+class CartProduct : public DerivedValue<std::vector<std::tuple<FST,SND>>>{
+    private:
+        Value<std::vector<FST>>* val1;
+        Value<std::vector<SND>>* val2;
+        bool self_product;
+
+        void update_value(){
+            this->value.clear();
+            auto& v1 = val1->get_value();
+            auto& v2 = val2->get_value();
+            for(int i=0; i<v1.size(); i++){
+                int lower_lim = self_product ? i+1 : 0;
+                for(int j=lower_lim; j<v2.size(); j++){
+                    this->value.push_back(std::tuple<FST,SND>(v1[i],v2[j]));
+                }
+            }
+        }
+
+    public:
+        CartProduct(Value<std::vector<FST>>* val1, Value<std::vector<SND>>* val2, const std::string alias="")
+          :DerivedValue<std::vector<std::tuple<FST,SND>>>("cartProduct("+
+                                                          val1->get_name()+","+
+                                                          val2->get_name()+")", alias),
+           val1(val1),
+           val2(val2),
+           self_product(val1 == val2) { }
+};
+
 /**
  * A generic value owning only a function object.
  * All necessary values upon which this value depends must be bound to the

python/utils.py

@@ -4,6 +4,7 @@ import sys
 import itertools as it
 from os.path import dirname, join, abspath, normpath, getctime
 from math import ceil, floor, sqrt
+from collections import deque
 from subprocess import run, PIPE
 from IPython.display import Image
 
@@ -281,38 +282,43 @@ class HistCollection:
                          hist_names,
                          titles,
                          shape=None, **kwargs):
-        n_hists = len(hist_names)
+        n_hist = len(hist_names)
         if shape is None:
-            if n_hists <= 4:
-                shape = (1, n_hists)
+            if n_hist <= 4:
+                shape = (1, n_hist)
             else:
-                shape = (ceil(sqrt(n_hists)),)*2
+                shape = (ceil(sqrt(n_hist)),)*2
         CANVAS.SetCanvasSize(SINGLE_PLOT_SIZE[0]*shape[0],
                              SINGLE_PLOT_SIZE[1]*shape[1])
         CANVAS.Divide(*shape)
-        for i, hist_name, title in zip(range(1, n_hists+1), hist_names, titles):
+        for i, hist_name, title in zip(range(1, n_hist+1), hist_names, titles):
             CANVAS.cd(i)
             cls.stack_hist(hist_name, title=title, draw=True,
                            draw_canvas=False, **kwargs)
-        CANVAS.cd(n_hists).BuildLegend(0.75, 0.75, 0.95, 0.95, "")
+        CANVAS.cd(n_hist).BuildLegend(0.75, 0.75, 0.95, 0.95, "")
+
+    pts = deque([], 50)
 
-    pts = []
     @classmethod
     def hist_array_single(cls,
                           hist_name,
                           title=None,
                           **kwargs):
-        n_hists = len(cls.collections)
-        shape = cls.calc_shape(n_hists)
+        n_hist = len(cls.collections)
+        shape = cls.calc_shape(n_hist)
         CANVAS.SetCanvasSize(SINGLE_PLOT_SIZE[0]*shape[0],
                              SINGLE_PLOT_SIZE[1]*shape[1])
         CANVAS.Divide(*shape)
         labels, hists = cls.get_hist_set(hist_name)
-        for i, label, hist in zip(range(1, n_hists+1), labels, hists):
-            pt = ROOT.TPaveText(300, 3, 400, 3.5)
+
+        def pave_loc():
+            hist.Get
+        for i, label, hist in zip(range(1, n_hist+1), labels, hists):
             CANVAS.cd(i)
             hist.SetStats(False)
             hist.Draw(cls.get_draw_option(hist))
+
+            pt = ROOT.TPaveText(0.70, 0.87, 0.85, 0.95, "NDC")
             pt.AddText("Dataset: "+label)
             pt.Draw()
             cls.pts.append(pt)