From 0d2437d0103bc1f5ba18bcad58c60d5dc014c544 Mon Sep 17 00:00:00 2001
From: "Timothy A. Smith" <tasmith4@illinois.edu>
Date: Wed, 8 May 2019 22:32:22 -0500
Subject: [PATCH] add a note, update comments on top-level loops

---
 README.md | 2 ++
 WENO.f90  | 4 ++--
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/README.md b/README.md
index 56baa44..1edc70b 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,8 @@ Standalone Fortran WENO code with Loopy transformations.
 
 1. The WENO scheme is taken from [1].
 2. Boundary conditions are not really handled correctly at all.
+3. For now, the Fortran code will not compile -- the main focus is expressing
+   the mathematics
 
 ## References
 
diff --git a/WENO.f90 b/WENO.f90
index e41f145..e09cb97 100644
--- a/WENO.f90
+++ b/WENO.f90
@@ -29,8 +29,8 @@ subroutine compute_flux_derivatives(states, fluxes, flux_derivatives)
   end do
 
   ! two more loops:
-  !   j is inner index, filling flux_derivatives_generalized(2,:,:,:)
-  !   k is inner index, filling flux_derivatives_generalized(3,:,:,:)
+  !   j is inner index, filling flux_derivatives_generalized(2,:,:,:), using delta_eta
+  !   k is inner index, filling flux_derivatives_generalized(3,:,:,:), using delta_zeta
 
   call convert_from_generalized(flux_derivatives_generalized,
                                 metrics,
-- 
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