From 03bea8198c7fd19185e7f7bdb0e5dbb934a23b33 Mon Sep 17 00:00:00 2001
From: Abhijith Muthyala <64465542+abhi-6988@users.noreply.github.com>
Date: Sat, 6 Feb 2021 15:05:18 +0530
Subject: [PATCH] Fix NumberLine's unit_size

---
 manimlib/mobject/number_line.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/manimlib/mobject/number_line.py b/manimlib/mobject/number_line.py
index bd475215..ed6a1ede 100644
--- a/manimlib/mobject/number_line.py
+++ b/manimlib/mobject/number_line.py
@@ -57,6 +57,7 @@ class NumberLine(Line):
         super().__init__(self.x_min * RIGHT, self.x_max * RIGHT, **kwargs)
         if self.width:
             self.set_width(self.width)
+            self.unit_size = self.get_unit_size()
         else:
             self.scale(self.unit_size)
         self.center()
@@ -123,7 +124,7 @@ class NumberLine(Line):
         return self.point_to_number(point)
 
     def get_unit_size(self):
-        return (self.x_max - self.x_min) / self.get_length()
+        return self.get_length() / (self.x_max - self.x_min)
 
     def get_number_mobject(self, x,
                            number_config=None,