From 7395f2f3b3dba6a550f96b16ca6f1ae6b6f3d836 Mon Sep 17 00:00:00 2001
From: cclauss <cclauss@bluewin.ch>
Date: Tue, 5 Jun 2018 14:44:13 -0600
Subject: [PATCH] Use x_y_z

---
 old_projects/matrix_as_transform_2d.py | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/old_projects/matrix_as_transform_2d.py b/old_projects/matrix_as_transform_2d.py
index 155fdc12..0e405057 100644
--- a/old_projects/matrix_as_transform_2d.py
+++ b/old_projects/matrix_as_transform_2d.py
@@ -93,11 +93,11 @@ class ExamplesOfOneDimensionalLinearTransforms(ShowMultiplication):
 
 class ExamplesOfNonlinearOneDimensionalTransforms(NumberLineScene):
     def construct(self):
-        def sinx_plux_x(xxx_todo_changeme):
-            (x, y, z) = xxx_todo_changeme
+        def sinx_plux_x(x_y_z):
+            (x, y, z) = x_y_z
             return (np.sin(x) + 1.2*x, y, z)
-        def shift_zero(xxx_todo_changeme2):
-            (x, y, z) = xxx_todo_changeme2
+        def shift_zero(x_y_z):
+            (x, y, z) = x_y_z
             return (2*x+4, y, z)
         self.nonlinear = TextMobject("Not a Linear Transform")
         self.nonlinear.set_color(LIGHT_RED).to_edge(UP, buff = 1.5)
@@ -295,11 +295,11 @@ class ExamplesOfTwoDimensionalLinearTransformations(ShowMatrixTransform):
 class ExamplesOfNonlinearTwoDimensionalTransformations(Scene):
     def construct(self):
         Scene.construct(self)
-        def squiggle(xxx_todo_changeme3):
-            (x, y, z) = xxx_todo_changeme3
+        def squiggle(x_y_z):
+            (x, y, z) = x_y_z
             return (x+np.sin(y), y+np.cos(x), z)
-        def shift_zero(xxx_todo_changeme4):
-            (x, y, z) = xxx_todo_changeme4
+        def shift_zero(x_y_z):
+            (x, y, z) = x_y_z
             return (2*x + 3*y + 4, -1*x+y+2, z)
         self.nonlinear = TextMobject("Nonlinear Transform")
         self.nonlinear.set_color(LIGHT_RED)
@@ -386,12 +386,12 @@ class TrickyExamplesOfNonlinearTwoDimensionalTransformations(Scene):
             UP*FRAME_Y_RADIUS+RIGHT*FRAME_X_RADIUS,
             density = 10*DEFAULT_POINT_DENSITY_1D
         )
-        def sunrise(xxx_todo_changeme5):
-            (x, y, z) = xxx_todo_changeme5
+        def sunrise(x_y_z):
+            (x, y, z) = x_y_z
             return ((FRAME_Y_RADIUS+y)*x, y, z)
 
-        def squished(xxx_todo_changeme6):
-            (x, y, z) = xxx_todo_changeme6
+        def squished(x_y_z):
+            (x, y, z) = x_y_z
             return (x + np.sin(x), y+np.sin(y), z)
 
         self.get_blackness()