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7 | <title>The MPL Reference Manual: Integral Sequence Wrapper</title> |
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11 | <table class="header"><tr class="header"><td class="header-group navigation-bar"><span class="navigation-group"><a href="./extensible-associative.html" class="navigation-link">Prev</a> <a href="./variadic-sequence.html" class="navigation-link">Next</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./extensible-associative.html" class="navigation-link">Back</a> <a href="./variadic-sequence.html" class="navigation-link">Along</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./concepts.html" class="navigation-link">Up</a> <a href="../refmanual.html" class="navigation-link">Home</a></span><span class="navigation-group-separator"> | </span><span class="navigation-group"><a href="./refmanual_toc.html" class="navigation-link">Full TOC</a></span></td> |
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12 | <td class="header-group page-location"><a href="../refmanual.html" class="navigation-link">Front Page</a> / <a href="./sequences.html" class="navigation-link">Sequences</a> / <a href="./concepts.html" class="navigation-link">Concepts</a> / <a href="./integral-sequence-wrapper.html" class="navigation-link">Integral Sequence Wrapper</a></td> |
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13 | </tr></table><div class="header-separator"></div> |
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14 | <div class="section" id="integral-sequence-wrapper"> |
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15 | <h1><a class="toc-backref" href="./concepts.html#id332" name="integral-sequence-wrapper">Integral Sequence Wrapper</a></h1> |
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16 | <div class="section" id="integral-description"> |
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17 | <h3><a class="subsection-title" href="#description" name="description">Description</a></h3> |
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18 | <p>An <a class="reference" href="./integral-sequence-wrapper.html">Integral Sequence Wrapper</a> is a class template that provides a concise |
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19 | interface for creating a corresponding sequence of <a class="reference" href="./integral-constant.html">Integral Constant</a>s. In |
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20 | particular, assuming that <tt class="literal"><span class="pre">seq</span></tt> is a name of the wrapper's underlying |
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21 | sequence and <em>c</em><sub>1</sub>,<em>c</em><sub>2</sub>,... <em>c</em><sub>n</sub> are integral constants of an integral type <tt class="literal"><span class="pre">T</span></tt> to |
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22 | be stored in the sequence, the wrapper provides us with the following |
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23 | notation:</p> |
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24 | <blockquote> |
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25 | <div class="line-block"> |
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26 | <div class="line"><tt class="literal"><span class="pre">seq_c<T</span></tt>,<em>c</em><sub>1</sub>,<em>c</em><sub>2</sub>,... <em>c</em><sub>n</sub><tt class="literal"><span class="pre">></span></tt></div> |
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27 | </div> |
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28 | </blockquote> |
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29 | <p>If <tt class="literal"><span class="pre">seq</span></tt> is a <a class="reference" href="./variadic-sequence.html">Variadic Sequence</a>, <em>numbered</em> wrapper forms are |
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30 | also avaialable:</p> |
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31 | <blockquote> |
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32 | <div class="line-block"> |
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33 | <div class="line"><tt class="literal"><span class="pre">seq</span></tt><em>n</em><tt class="literal"><span class="pre">_c<T</span></tt>,<em>c</em><sub>1</sub>,<em>c</em><sub>2</sub>,... <em>c</em><sub>n</sub><tt class="literal"><span class="pre">></span></tt></div> |
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34 | </div> |
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35 | </blockquote> |
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36 | </div> |
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37 | <div class="section" id="integral-expression-requirements"> |
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38 | <h3><a class="subsection-title" href="#expression-requirements" name="expression-requirements">Expression requirements</a></h3> |
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39 | <p>In the following table and subsequent specifications, <tt class="literal"><span class="pre">seq</span></tt> is a placeholder token for the |
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40 | <a class="reference" href="./integral-sequence-wrapper.html">Integral Sequence Wrapper</a>'s underlying sequence's name.</p> |
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41 | <table border="1" class="table"> |
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42 | <colgroup> |
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43 | <col width="38%" /> |
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44 | <col width="28%" /> |
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45 | <col width="33%" /> |
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46 | </colgroup> |
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47 | <thead valign="bottom"> |
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48 | <tr><th>Expression</th> |
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49 | <th>Type</th> |
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50 | <th>Complexity</th> |
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51 | </tr> |
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52 | </thead> |
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53 | <tbody valign="top"> |
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54 | <tr><td><tt class="literal"><span class="pre">seq_c<T</span></tt>,<em>c</em><sub>1</sub>,<em>c</em><sub>2</sub>,... <em>c</em><sub>n</sub><tt class="literal"><span class="pre">></span></tt></td> |
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55 | <td><a class="reference" href="./forward-sequence.html">Forward Sequence</a></td> |
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56 | <td>Amortized constant time.</td> |
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57 | </tr> |
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58 | <tr><td><tt class="literal"><span class="pre">seq_c<T</span></tt>,<em>c</em><sub>1</sub>,<em>c</em><sub>2</sub>,... <em>c</em><sub>n</sub><tt class="literal"><span class="pre">>::type</span></tt></td> |
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59 | <td><a class="reference" href="./forward-sequence.html">Forward Sequence</a></td> |
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60 | <td>Amortized constant time.</td> |
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61 | </tr> |
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62 | <tr><td><tt class="literal"><span class="pre">seq_c<T</span></tt>,<em>c</em><sub>1</sub>,<em>c</em><sub>2</sub>,... <em>c</em><sub>n</sub><tt class="literal"><span class="pre">>::<a href="./value-type.html" class="identifier">value_type</a></span></tt></td> |
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63 | <td>An integral type</td> |
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64 | <td>Amortized constant time.</td> |
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65 | </tr> |
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66 | <tr><td><tt class="literal"><span class="pre">seq</span></tt><em>n</em><tt class="literal"><span class="pre">_c<T</span></tt>,<em>c</em><sub>1</sub>,<em>c</em><sub>2</sub>,... <em>c</em><sub>n</sub><tt class="literal"><span class="pre">></span></tt></td> |
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67 | <td><a class="reference" href="./forward-sequence.html">Forward Sequence</a></td> |
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68 | <td>Amortized constant time.</td> |
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69 | </tr> |
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70 | <tr><td><tt class="literal"><span class="pre">seq</span></tt><em>n</em><tt class="literal"><span class="pre">_c<T</span></tt>,<em>c</em><sub>1</sub>,<em>c</em><sub>2</sub>,... <em>c</em><sub>n</sub><tt class="literal"><span class="pre">>::type</span></tt></td> |
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71 | <td><a class="reference" href="./forward-sequence.html">Forward Sequence</a></td> |
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72 | <td>Amortized constant time.</td> |
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73 | </tr> |
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74 | <tr><td><tt class="literal"><span class="pre">seq</span></tt><em>n</em><tt class="literal"><span class="pre">_c<T</span></tt>,<em>c</em><sub>1</sub>,<em>c</em><sub>2</sub>,... <em>c</em><sub>n</sub><tt class="literal"><span class="pre">>::<a href="./value-type.html" class="identifier">value_type</a></span></tt></td> |
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75 | <td>An integral type</td> |
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76 | <td>Amortized constant time.</td> |
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77 | </tr> |
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78 | </tbody> |
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79 | </table> |
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80 | </div> |
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81 | <div class="section" id="integral-expression-semantics"> |
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82 | <h3><a class="subsection-title" href="#expression-semantics" name="expression-semantics">Expression semantics</a></h3> |
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83 | <pre class="literal-block"> |
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84 | typedef seq_c<T,<em>c</em><sub>1</sub>,<em>c</em><sub>2</sub>,... <em>c</em><sub>n</sub>> s; |
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85 | typedef seq<em>n</em>_c<T,<em>c</em><sub>1</sub>,<em>c</em><sub>2</sub>,... <em>c</em><sub>n</sub>> s; |
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86 | </pre> |
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87 | <table class="field-list" frame="void" rules="none"> |
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88 | <col class="field-name" /> |
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89 | <col class="field-body" /> |
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90 | <tbody valign="top"> |
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91 | <tr class="field"><th class="field-name">Semantics:</th><td class="field-body"><tt class="literal"><span class="pre">s</span></tt> is a sequence <tt class="literal"><span class="pre">seq</span></tt> of integral constant wrappers <tt class="literal"><span class="pre"><a href="./integral-c.html" class="identifier">integral_c</a><T,</span></tt><em>c</em><sub>1</sub><tt class="literal"><span class="pre">></span></tt>, |
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92 | <tt class="literal"><span class="pre"><a href="./integral-c.html" class="identifier">integral_c</a><T,</span></tt><em>c</em><sub>2</sub><tt class="literal"><span class="pre">></span></tt>, ... <tt class="literal"><span class="pre"><a href="./integral-c.html" class="identifier">integral_c</a><T,</span></tt><em>c</em><sub>n</sub><tt class="literal"><span class="pre">></span></tt>.</td> |
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93 | </tr> |
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94 | <tr class="field"><th class="field-name">Postcondition:</th><td class="field-body"><p class="first"><tt class="literal"><span class="pre"><a href="./size.html" class="identifier">size</a><s>::value</span> <span class="pre">==</span> <span class="pre">n</span></tt>.</p> |
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95 | <!-- .. parsed-literal:: |
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96 | |
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97 | BOOST_MPL_ASSERT_RELATION(( at_c<v,0>::type::value,==,\ |c1| )); |
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98 | BOOST_MPL_ASSERT_RELATION(( at_c<v,1>::type::value,==,\ |c2| )); |
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99 | ... |
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100 | BOOST_MPL_ASSERT_RELATION(( at_c<v,\ *n*>::type::value,==,\ |cn| )); --> |
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101 | </td> |
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102 | </tr> |
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103 | </tbody> |
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104 | </table> |
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105 | <!-- .......................................................................... --> |
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106 | <pre class="literal-block"> |
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107 | typedef seq_c<T,<em>c</em><sub>1</sub>,<em>c</em><sub>2</sub>,... <em>c</em><sub>n</sub>>::type s; |
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108 | typedef seq<em>n</em>_c<T,<em>c</em><sub>1</sub>,<em>c</em><sub>2</sub>,... <em>c</em><sub>n</sub>>::type s; |
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109 | </pre> |
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110 | <table class="field-list" frame="void" rules="none"> |
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111 | <col class="field-name" /> |
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112 | <col class="field-body" /> |
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113 | <tbody valign="top"> |
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114 | <tr class="field"><th class="field-name">Semantics:</th><td class="field-body"><tt class="literal"><span class="pre">s</span></tt> is identical to |
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115 | <tt class="literal"><span class="pre">seq</span></tt><em>n</em><tt class="literal"><span class="pre"><</span></tt><tt class="literal"><span class="pre"><a href="./integral-c.html" class="identifier">integral_c</a><T,</span></tt><em>c</em><sub>1</sub><tt class="literal"><span class="pre">></span></tt>,<tt class="literal"><span class="pre"><a href="./integral-c.html" class="identifier">integral_c</a><T,</span></tt><em>c</em><sub>2</sub><tt class="literal"><span class="pre">></span></tt>, |
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116 | ... <tt class="literal"><span class="pre"><a href="./integral-c.html" class="identifier">integral_c</a><T,</span></tt><em>c</em><sub>n</sub><tt class="literal"><span class="pre">></span></tt> <tt class="literal"><span class="pre">></span></tt>.</td> |
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117 | </tr> |
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118 | </tbody> |
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119 | </table> |
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120 | <!-- .......................................................................... --> |
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121 | <pre class="literal-block"> |
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122 | typedef seq_c<T,<em>c</em><sub>1</sub>,<em>c</em><sub>2</sub>,... <em>c</em><sub>n</sub>>::<a href="./value-type.html" class="identifier">value_type</a> t; |
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123 | typedef seq<em>n</em>_c<T,<em>c</em><sub>1</sub>,<em>c</em><sub>2</sub>,... <em>c</em><sub>n</sub>>::<a href="./value-type.html" class="identifier">value_type</a> t; |
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124 | </pre> |
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125 | <table class="field-list" frame="void" rules="none"> |
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126 | <col class="field-name" /> |
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127 | <col class="field-body" /> |
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128 | <tbody valign="top"> |
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129 | <tr class="field"><th class="field-name">Semantics:</th><td class="field-body"><tt class="literal"><span class="pre">is_same<t,T>::value</span> <span class="pre">==</span> <span class="pre">true</span></tt>.</td> |
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130 | </tr> |
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131 | </tbody> |
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132 | </table> |
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133 | </div> |
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134 | <div class="section" id="integral-models"> |
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135 | <h3><a class="subsection-title" href="#models" name="models">Models</a></h3> |
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136 | <ul class="simple"> |
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137 | <li><a class="refentry reference" href="./vector-c.html"><tt class="refentry literal"><span class="pre">vector_c</span></tt></a></li> |
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138 | <li><a class="refentry reference" href="./list-c.html"><tt class="refentry literal"><span class="pre">list_c</span></tt></a></li> |
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139 | <li><a class="refentry reference" href="./set-c.html"><tt class="refentry literal"><span class="pre">set_c</span></tt></a></li> |
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140 | </ul> |
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141 | </div> |
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142 | <div class="section" id="integral-see-also"> |
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143 | <h3><a class="subsection-title" href="#see-also" name="see-also">See also</a></h3> |
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144 | <p><a class="reference" href="./sequences.html">Sequences</a>, <a class="reference" href="./variadic-sequence.html">Variadic Sequence</a>, <a class="reference" href="./integral-constant.html">Integral Constant</a></p> |
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145 | <!-- modtime: November 13, 2004 00:59:26 +0000 --> |
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146 | <!-- Sequences/Concepts//Variadic Sequence |100 --> |
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147 | </div> |
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148 | </div> |
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149 | |
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