--- a/src/SbpOperators/boundary_conditions/boundary_condition.jl	Sun Jun 09 17:04:01 2024 -0700
+++ b/src/SbpOperators/boundary_conditions/boundary_condition.jl	Sun Jun 09 17:51:57 2024 -0700
@@ -1,7 +1,7 @@
 """
     BoundaryCondition{BID}
 
-A type for implementing boundary_data needed in order to impose a boundary condition.
+A type for implementing data needed in order to impose a boundary condition.
 Subtypes refer to perticular types of boundary conditions, e.g. Neumann conditions.
 """
 abstract type BoundaryCondition{BID} end
@@ -30,6 +30,12 @@
     return eval_on(boundary_grid(grid, boundary(bc)), boundary_data(bc))
 end
 
+"""
+    DirichletCondition{DT,BID}
+
+A Dirichlet condition with `data::DT` on the boundary
+specified by the boundary identifier `BID`.
+"""
 struct DirichletCondition{DT,BID} <: BoundaryCondition{BID}
     data::DT
     function DirichletCondition(data, id)
@@ -38,6 +44,12 @@
 end
 boundary_data(bc::DirichletCondition) = bc.data
 
+"""
+    DirichletCondition{DT,BID}
+
+A Neumann condition with `data::DT` on the boundary
+specified by the boundary identifier `BID`.
+"""
 struct NeumannCondition{DT,BID} <: BoundaryCondition{BID}
     data::DT
     function NeumannCondition(data, id)