CFSimpleIndexer.md

@@ -135,7 +135,7 @@ Finally, the values of `hpg::VisData<N>::m_cf_index` may be computed as in the f
   cell_index.m_baseline_type = 0;
   cell_index.m_time = /*... from visibility time */;
   cell_index.m_w_plane = W_0;
-  cell_index.m_frequency = /*... from visibility frequency */
+  cell_index.m_frequency = /*... from visibility frequency */;
   cell_index.m_mueller = 0; // not significant, 0 is always valid
   auto [mueller, cube, group] = subset_indexer.cf_index(cell_index);
   vis.m_cf_index = {cube, group};