Comment formatting
diff --git a/internal/ceres/partitioned_matrix_view.cc b/internal/ceres/partitioned_matrix_view.cc
index ae16f03..fcf8fd5 100644
--- a/internal/ceres/partitioned_matrix_view.cc
+++ b/internal/ceres/partitioned_matrix_view.cc
@@ -283,6 +283,7 @@
// vector multiply its an outer product.
//
// block_diagonal = block_diagonal(F'F)
+//
void PartitionedMatrixView::UpdateBlockDiagonalFtF(
BlockSparseMatrix* block_diagonal) const {
const CompressedRowBlockStructure* bs = matrix_.block_structure();