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1 files changed, 8 insertions, 0 deletions

diff --git a/Source/FieldSolver/FiniteDifferenceSolver/FiniteDifferenceSolver.H b/Source/FieldSolver/FiniteDifferenceSolver/FiniteDifferenceSolver.H
index 0dbcea7ba..4bf88077f 100644
--- a/Source/FieldSolver/FiniteDifferenceSolver/FiniteDifferenceSolver.H
+++ b/Source/FieldSolver/FiniteDifferenceSolver/FiniteDifferenceSolver.H
@@ -21,6 +21,14 @@ class FiniteDifferenceSolver
     public:
 
         // Constructor
+        /** \brief Initialize the finite-difference Maxwell solver (for a given refinement level)
+         *
+         * This function initializes the stencil coefficients for the chosen finite-difference algorithm
+         *
+         * \param fdtd_algo Identifies the chosen algorithm, as defined in WarpXAlgorithmSelection.H
+         * \param cell_size Cell size along each dimension, for the chosen refinement level
+         * \param do_nodal  Whether the solver is applied to a nodal or staggered grid
+         */
         FiniteDifferenceSolver (
             int const fdtd_algo,
             std::array<amrex::Real,3> cell_size,