1 files changed, 27 insertions, 0 deletions
diff --git a/FSF-2020/linear-algebra/linear-transformations/Linear-Transformations-(Linear-Maps)/file5_linear_transformation.py b/FSF-2020/linear-algebra/linear-transformations/Linear-Transformations-(Linear-Maps)/file5_linear_transformation.py
new file mode 100755
index 0000000..01a0cef
--- /dev/null
+++ b/FSF-2020/linear-algebra/linear-transformations/Linear-Transformations-(Linear-Maps)/file5_linear_transformation.py
@@ -0,0 +1,27 @@
+from manimlib.imports import *
+class LinearTrans(LinearTransformationScene,MovingCameraScene):
+        CONFIG = {
+        "basis_vector_stroke_width": 1,
+        "leave_ghost_vectors": True,
+        }
+
+        def setup(self):
+            LinearTransformationScene.setup(self)
+            MovingCameraScene.setup(self)
+        
+        def construct(self):
+            self.setup()
+            self.camera_frame.save_state()
+            self.play(self.camera_frame.set_width, 7)
+            matrix = [[0.866,-0.5],[0.5,0.866]]
+            self.apply_matrix(matrix)
+            arc1 = Arc(radius = 0.25,angle=TAU/12)
+            arc2 = Arc(radius = 0.25,angle=TAU/12,start_angle=TAU/4)
+            text1 = TextMobject(r"$\theta$")
+            text1.scale(0.5)
+            text1.move_to(0.5*UP+0.125*LEFT)
+            text2 = TextMobject(r"$\theta$")
+            text2.scale(0.5)
+            text2.move_to(0.5*RIGHT+0.125*UP)
+            self.play(ShowCreation(arc1),ShowCreation(arc2),Write(text1),Write(text2),run_time=1)
+            self.wait()