diff --git a/docs/pyerrors/input/hadrons.html b/docs/pyerrors/input/hadrons.html
index 12ef819e..00b2a8e6 100644
--- a/docs/pyerrors/input/hadrons.html
+++ b/docs/pyerrors/input/hadrons.html
@@ -253,7 +253,6 @@
             <span class="n">real</span> <span class="o">=</span> <span class="n">Obs</span><span class="p">([</span><span class="n">rolled_array</span><span class="p">[</span><span class="n">si</span><span class="p">,</span> <span class="n">sj</span><span class="p">,</span> <span class="n">ci</span><span class="p">,</span> <span class="n">cj</span><span class="p">]</span><span class="o">.</span><span class="n">real</span><span class="p">],</span> <span class="p">[</span><span class="n">ens_id</span><span class="p">],</span> <span class="n">idl</span><span class="o">=</span><span class="p">[</span><span class="n">cnfg_numbers</span><span class="p">])</span>
             <span class="n">imag</span> <span class="o">=</span> <span class="n">Obs</span><span class="p">([</span><span class="n">rolled_array</span><span class="p">[</span><span class="n">si</span><span class="p">,</span> <span class="n">sj</span><span class="p">,</span> <span class="n">ci</span><span class="p">,</span> <span class="n">cj</span><span class="p">]</span><span class="o">.</span><span class="n">imag</span><span class="p">],</span> <span class="p">[</span><span class="n">ens_id</span><span class="p">],</span> <span class="n">idl</span><span class="o">=</span><span class="p">[</span><span class="n">cnfg_numbers</span><span class="p">])</span>
             <span class="n">matrix</span><span class="p">[</span><span class="n">si</span><span class="p">,</span> <span class="n">sj</span><span class="p">,</span> <span class="n">ci</span><span class="p">,</span> <span class="n">cj</span><span class="p">]</span> <span class="o">=</span> <span class="n">CObs</span><span class="p">(</span><span class="n">real</span><span class="p">,</span> <span class="n">imag</span><span class="p">)</span>
-            <span class="n">matrix</span><span class="p">[</span><span class="n">si</span><span class="p">,</span> <span class="n">sj</span><span class="p">,</span> <span class="n">ci</span><span class="p">,</span> <span class="n">cj</span><span class="p">]</span><span class="o">.</span><span class="n">gamma_method</span><span class="p">()</span>
 
         <span class="n">result_dict</span><span class="p">[</span><span class="n">key</span><span class="p">]</span> <span class="o">=</span> <span class="n">Npr_matrix</span><span class="p">(</span><span class="n">matrix</span><span class="o">.</span><span class="n">swapaxes</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span> <span class="mi">2</span><span class="p">)</span><span class="o">.</span><span class="n">reshape</span><span class="p">((</span><span class="mi">12</span><span class="p">,</span> <span class="mi">12</span><span class="p">),</span> <span class="n">order</span><span class="o">=</span><span class="n">order</span><span class="p">),</span> <span class="n">mom_in</span><span class="o">=</span><span class="n">mom_in</span><span class="p">,</span> <span class="n">mom_out</span><span class="o">=</span><span class="n">mom_out</span><span class="p">)</span>
 
@@ -470,7 +469,6 @@ from other modules with similar structures.</li>
             <span class="n">real</span> <span class="o">=</span> <span class="n">Obs</span><span class="p">([</span><span class="n">rolled_array</span><span class="p">[</span><span class="n">si</span><span class="p">,</span> <span class="n">sj</span><span class="p">,</span> <span class="n">ci</span><span class="p">,</span> <span class="n">cj</span><span class="p">]</span><span class="o">.</span><span class="n">real</span><span class="p">],</span> <span class="p">[</span><span class="n">ens_id</span><span class="p">],</span> <span class="n">idl</span><span class="o">=</span><span class="p">[</span><span class="n">cnfg_numbers</span><span class="p">])</span>
             <span class="n">imag</span> <span class="o">=</span> <span class="n">Obs</span><span class="p">([</span><span class="n">rolled_array</span><span class="p">[</span><span class="n">si</span><span class="p">,</span> <span class="n">sj</span><span class="p">,</span> <span class="n">ci</span><span class="p">,</span> <span class="n">cj</span><span class="p">]</span><span class="o">.</span><span class="n">imag</span><span class="p">],</span> <span class="p">[</span><span class="n">ens_id</span><span class="p">],</span> <span class="n">idl</span><span class="o">=</span><span class="p">[</span><span class="n">cnfg_numbers</span><span class="p">])</span>
             <span class="n">matrix</span><span class="p">[</span><span class="n">si</span><span class="p">,</span> <span class="n">sj</span><span class="p">,</span> <span class="n">ci</span><span class="p">,</span> <span class="n">cj</span><span class="p">]</span> <span class="o">=</span> <span class="n">CObs</span><span class="p">(</span><span class="n">real</span><span class="p">,</span> <span class="n">imag</span><span class="p">)</span>
-            <span class="n">matrix</span><span class="p">[</span><span class="n">si</span><span class="p">,</span> <span class="n">sj</span><span class="p">,</span> <span class="n">ci</span><span class="p">,</span> <span class="n">cj</span><span class="p">]</span><span class="o">.</span><span class="n">gamma_method</span><span class="p">()</span>
 
         <span class="n">result_dict</span><span class="p">[</span><span class="n">key</span><span class="p">]</span> <span class="o">=</span> <span class="n">Npr_matrix</span><span class="p">(</span><span class="n">matrix</span><span class="o">.</span><span class="n">swapaxes</span><span class="p">(</span><span class="mi">1</span><span class="p">,</span> <span class="mi">2</span><span class="p">)</span><span class="o">.</span><span class="n">reshape</span><span class="p">((</span><span class="mi">12</span><span class="p">,</span> <span class="mi">12</span><span class="p">),</span> <span class="n">order</span><span class="o">=</span><span class="n">order</span><span class="p">),</span> <span class="n">mom_in</span><span class="o">=</span><span class="n">mom_in</span><span class="p">,</span> <span class="n">mom_out</span><span class="o">=</span><span class="n">mom_out</span><span class="p">)</span>