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<a href="solvers__proto__validation_8cc.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><span class="comment">// Copyright 2010-2021 Google LLC</span></div>
<div class="line"><a id="l00002" name="l00002"></a><span class="lineno"> 2</span><span class="comment">// Licensed under the Apache License, Version 2.0 (the &quot;License&quot;);</span></div>
<div class="line"><a id="l00003" name="l00003"></a><span class="lineno"> 3</span><span class="comment">// you may not use this file except in compliance with the License.</span></div>
<div class="line"><a id="l00004" name="l00004"></a><span class="lineno"> 4</span><span class="comment">// You may obtain a copy of the License at</span></div>
<div class="line"><a id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment">//</span></div>
<div class="line"><a id="l00006" name="l00006"></a><span class="lineno"> 6</span><span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div>
<div class="line"><a id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment">//</span></div>
<div class="line"><a id="l00008" name="l00008"></a><span class="lineno"> 8</span><span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
<div class="line"><a id="l00009" name="l00009"></a><span class="lineno"> 9</span><span class="comment">// distributed under the License is distributed on an &quot;AS IS&quot; BASIS,</span></div>
<div class="line"><a id="l00010" name="l00010"></a><span class="lineno"> 10</span><span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
<div class="line"><a id="l00011" name="l00011"></a><span class="lineno"> 11</span><span class="comment">// See the License for the specific language governing permissions and</span></div>
<div class="line"><a id="l00012" name="l00012"></a><span class="lineno"> 12</span><span class="comment">// limitations under the License.</span></div>
<div class="line"><a id="l00013" name="l00013"></a><span class="lineno"> 13</span> </div>
<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include &quot;<a class="code" href="solvers__proto__validation_8h.html">ortools/pdlp/solvers_proto_validation.h</a>&quot;</span></div>
<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include &quot;absl/status/status.h&quot;</span></div>
<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#include &quot;<a class="code" href="base_2status__macros_8h.html">ortools/base/status_macros.h</a>&quot;</span></div>
<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include &quot;ortools/pdlp/solvers.pb.h&quot;</span></div>
<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span> </div>
<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceoperations__research_1_1pdlp.html">operations_research::pdlp</a> {</div>
<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span> </div>
<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span>using ::absl::InvalidArgumentError;</div>
<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span>using ::absl::OkStatus;</div>
<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span> </div>
<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1pdlp.html#a3fee8d3074d3f520826e79dcdff3dc8e"> 25</a></span>absl::Status <a class="code hl_function" href="namespaceoperations__research_1_1pdlp.html#a3fee8d3074d3f520826e79dcdff3dc8e">ValidateTerminationCriteria</a>(<span class="keyword">const</span> TerminationCriteria&amp; criteria) {</div>
<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span> <span class="keywordflow">if</span> (criteria.optimality_norm() != OPTIMALITY_NORM_L_INF &amp;&amp;</div>
<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span> criteria.optimality_norm() != OPTIMALITY_NORM_L2) {</div>
<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;invalid value for optimality_norm&quot;</span>);</div>
<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span> }</div>
<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span> <span class="keywordflow">if</span> (criteria.eps_optimal_absolute() &lt; 0) {</div>
<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;eps_optimal_absolute must be non-negative&quot;</span>);</div>
<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span> }</div>
<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span> <span class="keywordflow">if</span> (criteria.eps_optimal_relative() &lt; 0) {</div>
<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;eps_optimal_relative must be non-negative&quot;</span>);</div>
<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span> }</div>
<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span> <span class="keywordflow">if</span> (criteria.eps_primal_infeasible() &lt; 0) {</div>
<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;eps_primal_infeasible must be non-negative&quot;</span>);</div>
<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</span> }</div>
<div class="line"><a id="l00039" name="l00039"></a><span class="lineno"> 39</span> <span class="keywordflow">if</span> (criteria.eps_dual_infeasible() &lt; 0) {</div>
<div class="line"><a id="l00040" name="l00040"></a><span class="lineno"> 40</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;eps_dual_infeasible must be non-negative&quot;</span>);</div>
<div class="line"><a id="l00041" name="l00041"></a><span class="lineno"> 41</span> }</div>
<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span> <span class="keywordflow">if</span> (criteria.time_sec_limit() &lt; 0) {</div>
<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;time_sec_limit must be non-negative&quot;</span>);</div>
<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span> }</div>
<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span> <span class="keywordflow">if</span> (criteria.iteration_limit() &lt; 0) {</div>
<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;iteration_limit must be non-negative&quot;</span>);</div>
<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span> }</div>
<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span> <span class="keywordflow">if</span> (criteria.kkt_matrix_pass_limit() &lt; 0) {</div>
<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;kkt_matrix_pass_limit must be non-negative&quot;</span>);</div>
<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span> }</div>
<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span> <span class="keywordflow">return</span> OkStatus();</div>
<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span>}</div>
<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1pdlp.html#ae6fa9513cfa9408b16d8bde643d535a6"> 54</a></span>absl::Status <a class="code hl_function" href="namespaceoperations__research_1_1pdlp.html#ae6fa9513cfa9408b16d8bde643d535a6">ValidateAdaptiveLinesearchParams</a>(</div>
<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span> <span class="keyword">const</span> AdaptiveLinesearchParams&amp; params) {</div>
<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span> <span class="keywordflow">if</span> (params.step_size_reduction_exponent() &lt;= 0) {</div>
<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span> <span class="keywordflow">return</span> InvalidArgumentError(</div>
<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span> <span class="stringliteral">&quot;step_size_reduction_exponent must be positive&quot;</span>);</div>
<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span> }</div>
<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span> <span class="keywordflow">if</span> (params.step_size_growth_exponent() &lt;= 0) {</div>
<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;step_size_growth_exponent must be positive&quot;</span>);</div>
<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span> }</div>
<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span> <span class="keywordflow">return</span> OkStatus();</div>
<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span>}</div>
<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span> </div>
<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1pdlp.html#aa0e4b218546ee97e22575f6bf1cbef08"> 66</a></span>absl::Status <a class="code hl_function" href="namespaceoperations__research_1_1pdlp.html#aa0e4b218546ee97e22575f6bf1cbef08">ValidateMalitskyPockParams</a>(<span class="keyword">const</span> MalitskyPockParams&amp; params) {</div>
<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> <span class="keywordflow">if</span> (params.step_size_downscaling_factor() &lt;= 0 ||</div>
<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span> params.step_size_downscaling_factor() &gt;= 1) {</div>
<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> <span class="keywordflow">return</span> InvalidArgumentError(</div>
<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span> <span class="stringliteral">&quot;step_size_downscaling_factor must be between 0 and 1 exclusive&quot;</span>);</div>
<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> }</div>
<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span> <span class="keywordflow">if</span> (params.linesearch_contraction_factor() &lt;= 0 ||</div>
<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> params.linesearch_contraction_factor() &gt;= 1) {</div>
<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <span class="keywordflow">return</span> InvalidArgumentError(</div>
<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> <span class="stringliteral">&quot;linesearch_contraction_factor must be between 0 and 1 exclusive&quot;</span>);</div>
<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> }</div>
<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span> <span class="keywordflow">if</span> (params.step_size_interpolation() &lt; 0) {</div>
<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;step_size_interpolation must be non-negative&quot;</span>);</div>
<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span> }</div>
<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <span class="keywordflow">return</span> OkStatus();</div>
<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span>}</div>
<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> </div>
<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1pdlp.html#afe67d69670c32d98eea0f73c8a311e51"> 83</a></span>absl::Status <a class="code hl_function" href="namespaceoperations__research_1_1pdlp.html#afe67d69670c32d98eea0f73c8a311e51">ValidatePrimalDualHybridGradientParams</a>(</div>
<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <span class="keyword">const</span> PrimalDualHybridGradientParams&amp; params) {</div>
<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span> <a class="code hl_define" href="base_2status__macros_8h.html#acdc223d8c59d5c591dc6b4e88257627b">RETURN_IF_ERROR</a>(<a class="code hl_function" href="namespaceoperations__research_1_1pdlp.html#a3fee8d3074d3f520826e79dcdff3dc8e">ValidateTerminationCriteria</a>(params.termination_criteria()))</div>
<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> &lt;&lt; <span class="stringliteral">&quot;termination_criteria invalid&quot;</span>;</div>
<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span> <span class="keywordflow">if</span> (params.num_threads() &lt;= 0) {</div>
<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;num_threads must be positive&quot;</span>);</div>
<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> }</div>
<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> <span class="keywordflow">if</span> (params.verbosity_level() &lt; 0) {</div>
<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;verbosity_level must be non-negative&quot;</span>);</div>
<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> }</div>
<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> <span class="keywordflow">if</span> (params.major_iteration_frequency() &lt;= 0) {</div>
<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;major_iteration_frequency must be positive&quot;</span>);</div>
<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> }</div>
<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="keywordflow">if</span> (params.termination_check_frequency() &lt;= 0) {</div>
<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;termination_check_frequency must be positive&quot;</span>);</div>
<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> }</div>
<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <span class="keywordflow">if</span> (params.restart_strategy() !=</div>
<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> PrimalDualHybridGradientParams::NO_RESTARTS &amp;&amp;</div>
<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> params.restart_strategy() !=</div>
<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> PrimalDualHybridGradientParams::EVERY_MAJOR_ITERATION &amp;&amp;</div>
<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> params.restart_strategy() !=</div>
<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> PrimalDualHybridGradientParams::ADAPTIVE_HEURISTIC &amp;&amp;</div>
<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> params.restart_strategy() !=</div>
<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> PrimalDualHybridGradientParams::ADAPTIVE_DISTANCE_BASED) {</div>
<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;invalid restart_strategy&quot;</span>);</div>
<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> }</div>
<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> <span class="keywordflow">if</span> (params.primal_weight_update_smoothing() &lt; 0 ||</div>
<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> params.primal_weight_update_smoothing() &gt; 1) {</div>
<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> <span class="keywordflow">return</span> InvalidArgumentError(</div>
<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <span class="stringliteral">&quot;primal_weight_update_smoothing must be between 0 and 1 inclusive&quot;</span>);</div>
<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> }</div>
<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="keywordflow">if</span> (params.has_initial_primal_weight() &amp;&amp;</div>
<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> params.initial_primal_weight() &lt;= 0) {</div>
<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <span class="keywordflow">return</span> InvalidArgumentError(</div>
<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <span class="stringliteral">&quot;initial_primal_weight must be positive if specified&quot;</span>);</div>
<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> }</div>
<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> <span class="keywordflow">if</span> (params.l_inf_ruiz_iterations() &lt; 0) {</div>
<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;l_inf_ruiz_iterations must be non-negative&quot;</span>);</div>
<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> }</div>
<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> <span class="keywordflow">if</span> (params.sufficient_reduction_for_restart() &lt;= 0 ||</div>
<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> params.sufficient_reduction_for_restart() &gt;= 1) {</div>
<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="keywordflow">return</span> InvalidArgumentError(</div>
<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <span class="stringliteral">&quot;sufficient_reduction_for_restart must be between 0 and 1 exclusive&quot;</span>);</div>
<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> }</div>
<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> <span class="keywordflow">if</span> (params.necessary_reduction_for_restart() &lt;</div>
<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> params.sufficient_reduction_for_restart() ||</div>
<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> params.necessary_reduction_for_restart() &gt;= 1) {</div>
<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> <span class="keywordflow">return</span> InvalidArgumentError(</div>
<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> <span class="stringliteral">&quot;necessary_reduction_for_restart must be in the interval &quot;</span></div>
<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span> <span class="stringliteral">&quot;[sufficient_reduction_for_restart, 1)&quot;</span>);</div>
<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> }</div>
<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span> <span class="keywordflow">if</span> (params.linesearch_rule() !=</div>
<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> PrimalDualHybridGradientParams::ADAPTIVE_LINESEARCH_RULE &amp;&amp;</div>
<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span> params.linesearch_rule() !=</div>
<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> PrimalDualHybridGradientParams::MALITSKY_POCK_LINESEARCH_RULE &amp;&amp;</div>
<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span> params.linesearch_rule() !=</div>
<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> PrimalDualHybridGradientParams::CONSTANT_STEP_SIZE_RULE) {</div>
<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;invalid linesearch_rule&quot;</span>);</div>
<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> }</div>
<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> <a class="code hl_define" href="base_2status__macros_8h.html#acdc223d8c59d5c591dc6b4e88257627b">RETURN_IF_ERROR</a>(</div>
<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> <a class="code hl_function" href="namespaceoperations__research_1_1pdlp.html#ae6fa9513cfa9408b16d8bde643d535a6">ValidateAdaptiveLinesearchParams</a>(params.adaptive_linesearch_parameters()))</div>
<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> &lt;&lt; <span class="stringliteral">&quot;adaptive_linesearch_parameters invalid&quot;</span>;</div>
<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> <a class="code hl_define" href="base_2status__macros_8h.html#acdc223d8c59d5c591dc6b4e88257627b">RETURN_IF_ERROR</a>(<a class="code hl_function" href="namespaceoperations__research_1_1pdlp.html#aa0e4b218546ee97e22575f6bf1cbef08">ValidateMalitskyPockParams</a>(params.malitsky_pock_parameters()))</div>
<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span> &lt;&lt; <span class="stringliteral">&quot;malitsky_pock_parameters invalid&quot;</span>;</div>
<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> <span class="keywordflow">if</span> (params.initial_step_size_scaling() &lt;= 0.0) {</div>
<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span> <span class="keywordflow">return</span> InvalidArgumentError(<span class="stringliteral">&quot;initial_step_size_scaling must be positive&quot;</span>);</div>
<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span> }</div>
<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span> </div>
<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span> <span class="keywordflow">if</span> (params.infinite_constraint_bound_threshold() &lt; 0.0) {</div>
<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"> 152</span> <span class="keywordflow">return</span> InvalidArgumentError(</div>
<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> <span class="stringliteral">&quot;infinite_constraint_bound_threshold must be non-negative&quot;</span>);</div>
<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> }</div>
<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> <span class="keywordflow">if</span> (params.diagonal_qp_trust_region_solver_tolerance() &lt; 0.0) {</div>
<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> <span class="keywordflow">return</span> InvalidArgumentError(</div>
<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> <span class="stringliteral">&quot;diagonal_qp_trust_region_solver_tolerance must be non-negative&quot;</span>);</div>
<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> }</div>
<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> <span class="keywordflow">return</span> OkStatus();</div>
<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span>}</div>
<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> </div>
<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span>} <span class="comment">// namespace operations_research::pdlp</span></div>
<div class="ttc" id="abase_2status__macros_8h_html"><div class="ttname"><a href="base_2status__macros_8h.html">status_macros.h</a></div></div>
<div class="ttc" id="abase_2status__macros_8h_html_acdc223d8c59d5c591dc6b4e88257627b"><div class="ttname"><a href="base_2status__macros_8h.html#acdc223d8c59d5c591dc6b4e88257627b">RETURN_IF_ERROR</a></div><div class="ttdeci">#define RETURN_IF_ERROR(expr)</div><div class="ttdef"><b>Definition:</b> <a href="base_2status__macros_8h_source.html#l00027">base/status_macros.h:27</a></div></div>
<div class="ttc" id="anamespaceoperations__research_1_1pdlp_html"><div class="ttname"><a href="namespaceoperations__research_1_1pdlp.html">operations_research::pdlp</a></div><div class="ttdef"><b>Definition:</b> <a href="iteration__stats_8cc_source.html#l00040">iteration_stats.cc:40</a></div></div>
<div class="ttc" id="anamespaceoperations__research_1_1pdlp_html_a3fee8d3074d3f520826e79dcdff3dc8e"><div class="ttname"><a href="namespaceoperations__research_1_1pdlp.html#a3fee8d3074d3f520826e79dcdff3dc8e">operations_research::pdlp::ValidateTerminationCriteria</a></div><div class="ttdeci">absl::Status ValidateTerminationCriteria(const TerminationCriteria &amp;criteria)</div><div class="ttdef"><b>Definition:</b> <a href="solvers__proto__validation_8cc_source.html#l00025">solvers_proto_validation.cc:25</a></div></div>
<div class="ttc" id="anamespaceoperations__research_1_1pdlp_html_aa0e4b218546ee97e22575f6bf1cbef08"><div class="ttname"><a href="namespaceoperations__research_1_1pdlp.html#aa0e4b218546ee97e22575f6bf1cbef08">operations_research::pdlp::ValidateMalitskyPockParams</a></div><div class="ttdeci">absl::Status ValidateMalitskyPockParams(const MalitskyPockParams &amp;params)</div><div class="ttdef"><b>Definition:</b> <a href="solvers__proto__validation_8cc_source.html#l00066">solvers_proto_validation.cc:66</a></div></div>
<div class="ttc" id="anamespaceoperations__research_1_1pdlp_html_ae6fa9513cfa9408b16d8bde643d535a6"><div class="ttname"><a href="namespaceoperations__research_1_1pdlp.html#ae6fa9513cfa9408b16d8bde643d535a6">operations_research::pdlp::ValidateAdaptiveLinesearchParams</a></div><div class="ttdeci">absl::Status ValidateAdaptiveLinesearchParams(const AdaptiveLinesearchParams &amp;params)</div><div class="ttdef"><b>Definition:</b> <a href="solvers__proto__validation_8cc_source.html#l00054">solvers_proto_validation.cc:54</a></div></div>
<div class="ttc" id="anamespaceoperations__research_1_1pdlp_html_afe67d69670c32d98eea0f73c8a311e51"><div class="ttname"><a href="namespaceoperations__research_1_1pdlp.html#afe67d69670c32d98eea0f73c8a311e51">operations_research::pdlp::ValidatePrimalDualHybridGradientParams</a></div><div class="ttdeci">absl::Status ValidatePrimalDualHybridGradientParams(const PrimalDualHybridGradientParams &amp;params)</div><div class="ttdef"><b>Definition:</b> <a href="solvers__proto__validation_8cc_source.html#l00083">solvers_proto_validation.cc:83</a></div></div>
<div class="ttc" id="asolvers__proto__validation_8h_html"><div class="ttname"><a href="solvers__proto__validation_8h.html">solvers_proto_validation.h</a></div></div>
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