From 924768cd5585f7ccdfcd8c2570023a0712cb723b Mon Sep 17 00:00:00 2001
From: Christian Grothoff <christian@grothoff.org>
Date: Tue, 25 Oct 2016 14:49:20 +0200
Subject: introduce S_X notation

---
 doc/paper/taler.tex | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/doc/paper/taler.tex b/doc/paper/taler.tex
index f35680f98..28d377f80 100644
--- a/doc/paper/taler.tex
+++ b/doc/paper/taler.tex
@@ -622,9 +622,9 @@ purposes.  The exchange's bank transfers dealing in traditional currency
 are expected to be recorded for tax authorities to ensure taxability.
 % FIXME: Auditor?
 
-We use RSA for denomination keys and EdDSA over some eliptic curve
-$\mathbb{E}$ for all other keys.  Let $G$ denote the generator of
-our elliptic curve $\mathbb{E}$.
+$S_K$ denotes RSA signing with denomination key $K$ and EdDSA
+over eliptic curve $\mathbb{E}$ for other types of keys.
+$G$ denotes the generator of elliptic curve $\mathbb{E}$.
 
 \subsection{Withdrawal}
 
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