From 4a6f0d36d9f6e7d59ac7dce39b83c115794d81c4 Mon Sep 17 00:00:00 2001
From: Duke Leto <duke@noreply.git.hush.is>
Date: Mon, 14 Jun 2021 02:35:40 +0000
Subject: [PATCH] Update 'README.md'

---
 README.md | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/README.md b/README.md
index df1b4e5..e3d4946 100644
--- a/README.md
+++ b/README.md
@@ -71,3 +71,10 @@ The anonset size at block height `H` can be defined
 anonset(H) = shielded_outputs(H) - shielded_inputs(H)
 ```
 
+where
+
+```
+shielded_outputs(H) = number of shielded outputs at height H
+shielded_inputs(H) = number of *spent* outputs, i.e. shielded transaction inputs at height H
+```
+