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          <td class="memname">double netdem::Math::NormL2 </td>
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          <td class="paramtype">double</td>          <td class="paramname"><span class="paramname"><em>val_0</em></span>, </td>
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          <td class="paramtype">double</td>          <td class="paramname"><span class="paramname"><em>val_1</em></span>,