From b93642ff74253033cc16693f6a1c61537b207b7b Mon Sep 17 00:00:00 2001
From: Olek <45364492+yardasol@users.noreply.github.com>
Date: Wed, 10 Aug 2022 14:32:42 -0500
Subject: [PATCH] fix density variable

---
 docs/source/usersguide/depletion.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/source/usersguide/depletion.rst b/docs/source/usersguide/depletion.rst
index ee0d09b8d..229e90a4c 100644
--- a/docs/source/usersguide/depletion.rst
+++ b/docs/source/usersguide/depletion.rst
@@ -319,7 +319,7 @@ normalizing reaction rates:
 
    .. math::
 
-      \phi = \frac{P}{V \cdot \sum_i (Q_i \cdot \sigma^f_i \cdot \rho_i)}
+      \phi = \frac{P}{V \cdot \sum_i (Q_i \cdot \sigma^f_i \cdot \n_i)}
 
    where :math:`\sum_i` is the sum over all nuclides :math:`i`. This equation
    makes the same assumptions and issues as discussed in