From ed57223201edab96da357c398d5aef6905d2b70d Mon Sep 17 00:00:00 2001
From: gschwefer <georg.schwefer@mpi-hd.mpg.de>
Date: Tue, 29 Aug 2023 17:11:06 +0200
Subject: [PATCH] Updated docstring

---
 ctapipe/image/pixel_likelihood.py | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/ctapipe/image/pixel_likelihood.py b/ctapipe/image/pixel_likelihood.py
index b02bbb30d4c..1d124d63852 100644
--- a/ctapipe/image/pixel_likelihood.py
+++ b/ctapipe/image/pixel_likelihood.py
@@ -72,11 +72,8 @@ def neg_log_likelihood_approx(image, prediction, spe_width, pedestal):
 
         - \\ln{P} = \\frac{\\ln{2 π} + \\ln{θ}}{2} + \\frac{(s - μ)^2}{2 θ}
 
-    and since we can remove constants and factors in the minimization:
-
-    .. math::
-
-        - \\ln{P} = \\ln{θ} + \\frac{(s - μ)^2}{θ}
+        We keep the constants in this because the actual value of the likelihood can be used
+        to calculate a goodness-of-fit value
 
 
     Parameters