From 11b7d29b99367eb4a0e2ae1fa73ce04c183e75a8 Mon Sep 17 00:00:00 2001
From: Andreas Kloeckner <inform@tiker.net>
Date: Mon, 30 Apr 2018 18:27:34 -0500
Subject: [PATCH] More M2L summary comments

---
 sumpy/expansion/local.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sumpy/expansion/local.py b/sumpy/expansion/local.py
index 716fa93f..2f494a66 100644
--- a/sumpy/expansion/local.py
+++ b/sumpy/expansion/local.py
@@ -194,10 +194,12 @@ class VolumeTaylorLocalExpansionBase(LocalExpansionBase):
                             tgtplusderiv_ident_to_index[add_mi(lexp_mi, term)]] \
                                     = coeff
 
+                # Compress the embedded coefficient set
                 stored_coeffs = tgtplusderiv_exp_terms_wrangler \
                         .get_stored_mpole_coefficients_from_full(
                                 embedded_coeffs, src_rscale)
 
+                # Sum the embeeded coefficient set
                 for i, coeff in enumerate(stored_coeffs):
                     if coeff == 0:
                         continue
-- 
GitLab