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realstealthninja
@@ -4,7 +4,7 @@
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<title>TheAlgorithms/C++: probability/exponential_dist.cpp Source File</title>
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@@ -60,7 +60,7 @@ window.MathJax = {
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/* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699&dn=expat.txt MIT */
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var searchBox = new SearchBox("searchBox", "../../search/",'.html');
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@@ -124,13 +124,14 @@ $(function(){initNavTree('d9/da2/exponential__dist_8cpp_source.html','../../');
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<div class="headertitle"><div class="title">exponential_dist.cpp</div></div>
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</div><!--header-->
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<div class="contents">
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<a href="../../d9/da2/exponential__dist_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span> </div>
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<a href="../../d9/da2/exponential__dist_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" name="l00001"></a><span class="lineno"> 1</span></div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span> </div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span><span class="preprocessor">#include <cassert></span> <span class="comment">// For assert</span></div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include <cmath></span> <span class="comment">// For std::pow</span></div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#include <iostream></span> <span class="comment">// For I/O operation</span></div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include <stdexcept></span> <span class="comment">// For std::invalid_argument</span></div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="preprocessor">#include <string></span> <span class="comment">// For std::string</span></div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span> </div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span></div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span><span class="keyword">namespace </span><a class="code hl_namespace" href="../../d4/ded/namespaceprobability.html">probability</a> {</div>
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<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="keyword">namespace </span><a class="code hl_namespace" href="../../dd/d8a/namespacegeometric__dist.html">geometric_dist</a> {</div>
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<div class="foldopen" id="foldopen00037" data-start="{" data-end="}">
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@@ -141,7 +142,7 @@ $(function(){initNavTree('d9/da2/exponential__dist_8cpp_source.html','../../');
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<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> <span class="keywordflow">return</span> 1 / lambda;</div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span>}</div>
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</div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> </div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span></div>
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<div class="foldopen" id="foldopen00048" data-start="{" data-end="}">
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"><a class="line" href="../../d9/da2/exponential__dist_8cpp.html#af435dbeb43a05c8c7785f53bf4ce1df1"> 48</a></span><span class="keywordtype">double</span> <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#af435dbeb43a05c8c7785f53bf4ce1df1">exponential_var</a>(<span class="keywordtype">double</span> lambda) {</div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <span class="keywordflow">if</span> (lambda <= 0) {</div>
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@@ -150,7 +151,7 @@ $(function(){initNavTree('d9/da2/exponential__dist_8cpp_source.html','../../');
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span> <span class="keywordflow">return</span> 1 / pow(lambda, 2);</div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span>}</div>
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</div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span> </div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span></div>
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<div class="foldopen" id="foldopen00059" data-start="{" data-end="}">
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"><a class="line" href="../../d9/da2/exponential__dist_8cpp.html#ac7b0091e17479d47438a281fefc2549a"> 59</a></span><span class="keywordtype">double</span> <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#ac7b0091e17479d47438a281fefc2549a">exponential_std</a>(<span class="keywordtype">double</span> lambda) {</div>
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <span class="keywordflow">if</span> (lambda <= 0) {</div>
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@@ -161,7 +162,7 @@ $(function(){initNavTree('d9/da2/exponential__dist_8cpp_source.html','../../');
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</div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span>} <span class="comment">// namespace geometric_dist</span></div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span>} <span class="comment">// namespace probability</span></div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> </div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span></div>
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<div class="foldopen" id="foldopen00072" data-start="{" data-end="}">
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"><a class="line" href="../../d9/da2/exponential__dist_8cpp.html#aa8dca7b867074164d5f45b0f3851269d"> 72</a></span><span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#aa8dca7b867074164d5f45b0f3851269d">test</a>() {</div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="keywordtype">double</span> lambda_1 = 1;</div>
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@@ -186,39 +187,39 @@ $(function(){initNavTree('d9/da2/exponential__dist_8cpp_source.html','../../');
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<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> </div>
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<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> std::cout << <span class="stringliteral">"Test for lambda = 1 \n"</span>;</div>
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<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> assert(</div>
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<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> std::abs(expected_1 - probability::geometric_dist::exponential_expected(</div>
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<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> std::abs(expected_1 - <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#a1c8b6e787f72a209ef96c096eedf7afc">probability::geometric_dist::exponential_expected</a>(</div>
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<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> lambda_1)) < threshold);</div>
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<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> assert(std::abs(var_1 - probability::geometric_dist::exponential_var(</div>
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<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> assert(std::abs(var_1 - <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#af435dbeb43a05c8c7785f53bf4ce1df1">probability::geometric_dist::exponential_var</a>(</div>
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<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> lambda_1)) < threshold);</div>
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<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> assert(std::abs(std_1 - probability::geometric_dist::exponential_std(</div>
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<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> assert(std::abs(std_1 - <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#ac7b0091e17479d47438a281fefc2549a">probability::geometric_dist::exponential_std</a>(</div>
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<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> lambda_1)) < threshold);</div>
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<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> std::cout << <span class="stringliteral">"ALL TEST PASSED\n\n"</span>;</div>
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<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> </div>
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<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> std::cout << <span class="stringliteral">"Test for lambda = 2 \n"</span>;</div>
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<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> assert(</div>
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<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> std::abs(expected_2 - probability::geometric_dist::exponential_expected(</div>
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<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> std::abs(expected_2 - <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#a1c8b6e787f72a209ef96c096eedf7afc">probability::geometric_dist::exponential_expected</a>(</div>
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||||
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> lambda_2)) < threshold);</div>
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<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> assert(std::abs(var_2 - probability::geometric_dist::exponential_var(</div>
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<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> assert(std::abs(var_2 - <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#af435dbeb43a05c8c7785f53bf4ce1df1">probability::geometric_dist::exponential_var</a>(</div>
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<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> lambda_2)) < threshold);</div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> assert(std::abs(std_2 - probability::geometric_dist::exponential_std(</div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> assert(std::abs(std_2 - <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#ac7b0091e17479d47438a281fefc2549a">probability::geometric_dist::exponential_std</a>(</div>
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||||
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> lambda_2)) < threshold);</div>
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<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> std::cout << <span class="stringliteral">"ALL TEST PASSED\n\n"</span>;</div>
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<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> </div>
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<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> std::cout << <span class="stringliteral">"Test for lambda = 3 \n"</span>;</div>
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<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> assert(</div>
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<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> std::abs(expected_3 - probability::geometric_dist::exponential_expected(</div>
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||||
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> std::abs(expected_3 - <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#a1c8b6e787f72a209ef96c096eedf7afc">probability::geometric_dist::exponential_expected</a>(</div>
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<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> lambda_3)) < threshold);</div>
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<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> assert(std::abs(var_3 - probability::geometric_dist::exponential_var(</div>
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<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> assert(std::abs(var_3 - <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#af435dbeb43a05c8c7785f53bf4ce1df1">probability::geometric_dist::exponential_var</a>(</div>
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<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> lambda_3)) < threshold);</div>
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<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> assert(std::abs(std_3 - probability::geometric_dist::exponential_std(</div>
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<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> assert(std::abs(std_3 - <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#ac7b0091e17479d47438a281fefc2549a">probability::geometric_dist::exponential_std</a>(</div>
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<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> lambda_3)) < threshold);</div>
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<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> std::cout << <span class="stringliteral">"ALL TEST PASSED\n\n"</span>;</div>
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<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> </div>
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<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> std::cout << <span class="stringliteral">"Test for lambda = 0 \n"</span>;</div>
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<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="keywordflow">try</span> {</div>
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<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> probability::geometric_dist::exponential_expected(lambda_4);</div>
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> probability::geometric_dist::exponential_var(lambda_4);</div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> probability::geometric_dist::exponential_std(lambda_4);</div>
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<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#a1c8b6e787f72a209ef96c096eedf7afc">probability::geometric_dist::exponential_expected</a>(lambda_4);</div>
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#af435dbeb43a05c8c7785f53bf4ce1df1">probability::geometric_dist::exponential_var</a>(lambda_4);</div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#ac7b0091e17479d47438a281fefc2549a">probability::geometric_dist::exponential_std</a>(lambda_4);</div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> } <span class="keywordflow">catch</span> (std::invalid_argument& err) {</div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> assert(std::string(err.what()) == <span class="stringliteral">"lambda must be greater than 0"</span>);</div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> }</div>
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@@ -226,16 +227,16 @@ $(function(){initNavTree('d9/da2/exponential__dist_8cpp_source.html','../../');
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<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> </div>
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<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> std::cout << <span class="stringliteral">"Test for lambda = -2.3 \n"</span>;</div>
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<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> <span class="keywordflow">try</span> {</div>
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<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> probability::geometric_dist::exponential_expected(lambda_5);</div>
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<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> probability::geometric_dist::exponential_var(lambda_5);</div>
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<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> probability::geometric_dist::exponential_std(lambda_5);</div>
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<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#a1c8b6e787f72a209ef96c096eedf7afc">probability::geometric_dist::exponential_expected</a>(lambda_5);</div>
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<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#af435dbeb43a05c8c7785f53bf4ce1df1">probability::geometric_dist::exponential_var</a>(lambda_5);</div>
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<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#ac7b0091e17479d47438a281fefc2549a">probability::geometric_dist::exponential_std</a>(lambda_5);</div>
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<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> } <span class="keywordflow">catch</span> (std::invalid_argument& err) {</div>
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<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> assert(std::string(err.what()) == <span class="stringliteral">"lambda must be greater than 0"</span>);</div>
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<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> }</div>
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<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> std::cout << <span class="stringliteral">"ALL TEST PASSED\n\n"</span>;</div>
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<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span>}</div>
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</div>
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<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> </div>
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<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span></div>
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<div class="foldopen" id="foldopen00148" data-start="{" data-end="}">
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<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"><a class="line" href="../../d9/da2/exponential__dist_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4"> 148</a></span><span class="keywordtype">int</span> <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a>() {</div>
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<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> <a class="code hl_function" href="../../d9/da2/exponential__dist_8cpp.html#aa8dca7b867074164d5f45b0f3851269d">test</a>(); <span class="comment">// Self test implementation</span></div>
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@@ -255,7 +256,7 @@ $(function(){initNavTree('d9/da2/exponential__dist_8cpp_source.html','../../');
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<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
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<ul>
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<li class="navelem"><a class="el" href="../../dir_82e494173a87936756866de2fa774307.html">probability</a></li><li class="navelem"><a class="el" href="../../d9/da2/exponential__dist_8cpp.html">exponential_dist.cpp</a></li>
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<li class="footer">Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="../../doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.12.0 </li>
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||||
<li class="footer">Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="../../doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.13.2 </li>
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||||
</ul>
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||||
</div>
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||||
</body>
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||||
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Reference in New Issue
Block a user