diff options
Diffstat (limited to 'FSF-2020/calculus/series-and-transformations/Taylor Series/video3_radiusOfConvergence.py')
| -rw-r--r-- | FSF-2020/calculus/series-and-transformations/Taylor Series/video3_radiusOfConvergence.py | 22 |
1 files changed, 17 insertions, 5 deletions
diff --git a/FSF-2020/calculus/series-and-transformations/Taylor Series/video3_radiusOfConvergence.py b/FSF-2020/calculus/series-and-transformations/Taylor Series/video3_radiusOfConvergence.py index a68afb6..52f07bb 100644 --- a/FSF-2020/calculus/series-and-transformations/Taylor Series/video3_radiusOfConvergence.py +++ b/FSF-2020/calculus/series-and-transformations/Taylor Series/video3_radiusOfConvergence.py @@ -2,7 +2,7 @@ from manimlib.imports import* import math -class graphScene(GraphScene): +class graphScene(GraphScene,MovingCameraScene): CONFIG = { "x_min": -8, "x_max": 8, @@ -16,12 +16,15 @@ class graphScene(GraphScene): "exclude_zero_label": True, "x_labeled_nums": range(-8, 8, 1), } + def setup(self): + GraphScene.setup(self) + MovingCameraScene.setup(self) def construct(self): x_each_unit = self.x_axis_width / (self.x_max - self.x_min) y_each_unit = self.y_axis_height / (self.y_max - self.y_min) - self.setup_axes(animate=True) + self.setup_axes(animate=True,scalee=1) lnx=self.get_graph(lambda x:math.log2(x),color=RED,x_min=0.01,x_max=8) @@ -98,14 +101,23 @@ class graphScene(GraphScene): circle=Circle(radius=ORIGIN+x_each_unit*2,color=PURPLE_E) circle.shift(ORIGIN+RIGHT*x_each_unit*2) - radiusLine=Line(start=ORIGIN+x_each_unit*RIGHT*2,end=ORIGIN+x_each_unit*4*RIGHT,color=PURPLE_E) + radiusLine=Line(start=ORIGIN+x_each_unit*RIGHT*2,end=ORIGIN+x_each_unit*2*RIGHT+y_each_unit*3*UP,color=PURPLE_E) radius=TextMobject("$R$") radius.set_color(RED) radius.scale(0.5) - radius.shift(ORIGIN+RIGHT*x_each_unit*2.45+DOWN*y_each_unit*0.6) + radius.shift(ORIGIN+RIGHT*x_each_unit*2.45+UP*y_each_unit*2.2) + rText=TextMobject("R",":","Radius of Convergence").scale(0.3).shift(x_each_unit*RIGHT*2+UP*y_each_unit*3.3).set_color_by_tex_to_color_map({"R":RED,"Radius of Convergence":YELLOW}) self.play(FadeOut(equations[6]),Write(circle)) self.wait(0.6) self.play(Write(radiusLine)) self.play(FadeIn(radius)) - self.wait(2) + self.wait(0.7) + self.camera_frame.save_state() + self.play(self.camera_frame.set_width, 8, + self.camera_frame.move_to, y_each_unit*UP+x_each_unit*2*RIGHT) + self.play(Write(rText)) + self.wait(1) + self.play(self.camera_frame.set_width, 15, + self.camera_frame.move_to,0) + self.wait(2)
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