From 6c122ddef617217a827ed8ee7599dc0c2d5dee5a Mon Sep 17 00:00:00 2001
From: Andrew Belt <andrewpbelt@gmail.com>
Date: Tue, 22 May 2018 15:48:32 -0400
Subject: [PATCH] Switch to katex-plus plugin

---
 VoltageStandards.md | 2 +-
 book.json           | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/VoltageStandards.md b/VoltageStandards.md
index 4e9f8b4..84b93b3 100644
--- a/VoltageStandards.md
+++ b/VoltageStandards.md
@@ -35,7 +35,7 @@ An easy way to do this is to use `PulseGenerator` from `digital.hpp`.
 ### Pitch
 
 Most Eurorack manufacturers use the **1V/octave** standard.
-The relationship between frequency $$f$$ and voltage $$V$$ is $$f = f_0 \cdot 2^{V}$$, where $$f_0$$ is an arbitrary baseline set by a pitch knob or the note C4 ($$f_0 =$$ 261.626 Hz).
+The relationship between frequency $f$ and voltage $V$ is $f = f_0 \cdot 2^{V}$, where $f_0$ is an arbitrary baseline set by a pitch knob or the note C4 (MIDI note 60, $f_0 =$ 261.626 Hz).
 
 ### NaNs and Infinity
 
diff --git a/book.json b/book.json
index 80c25dc..ec51526 100644
--- a/book.json
+++ b/book.json
@@ -2,7 +2,7 @@
   "plugins": [
     "insert-logo-link",
     "github-edit",
-    "katex"
+    "katex-plus"
   ],
   "pluginsConfig": {
     "insert-logo-link": {