Delete file1_epsilon_delta_defn.py

1 files changed, 0 insertions, 179 deletions

diff --git a/FSF-2020/calculus-of-several-variables/multivariable-functions-and-paritial-derivatives/multivariable-limits-and-continuity/file1_epsilon_delta_defn.py b/FSF-2020/calculus-of-several-variables/multivariable-functions-and-paritial-derivatives/multivariable-limits-and-continuity/file1_epsilon_delta_defn.py
deleted file mode 100644
index 803c122..0000000
--- a/FSF-2020/calculus-of-several-variables/multivariable-functions-and-paritial-derivatives/multivariable-limits-and-continuity/file1_epsilon_delta_defn.py
+++ /dev/null
@@ -1,179 +0,0 @@
-from manimlib.imports import *

-

-class EpsilonDelta(ThreeDScene):

-    def construct(self):

-        axes = ThreeDAxes() # creates a 3D Axis

-        

-

-        sphere = ParametricSurface(

-            lambda u, v: np.array([

-                3*np.sin(u)*np.cos(v),

-                3*np.sin(u)*np.sin(v),

-                3*np.cos(u)

-            ]),u_min=0,u_max=PI/4,v_min=PI/2,v_max=PI,checkerboard_colors=[RED_D, RED_E],

-            resolution=(15, 32)).scale(1)

-        

-

-        cylinder_z = ParametricSurface(

-            lambda u, v: np.array([

-                0.25*np.cos(TAU * v),

-                1.8* (1 - u),

-                0.25*np.sin(TAU * v)

-                

-            ]),

-            checkerboard_colors=[YELLOW_C, YELLOW_E], resolution=(6, 32)).fade(0.2).rotate(PI/4).move_to(np.array([-0.65,0.65,2.54]))

-

-

-        cylinder_x = ParametricSurface(

-            lambda u, v: np.array([

-                0.3*np.cos(TAU * v)-1,

-                0.3*np.sin(TAU * v)+1,

-                2.6*(1 - u)

-            ]),

-            checkerboard_colors=[BLUE_C, BLUE_E], resolution=(6, 32)).fade(0.2)

-        

-

-        delta_circle = Circle(radius= 0.3, color = BLACK).shift(1*LEFT+1*UP).set_fill(GREEN_E, opacity = 0.5)

-

-        epsilon_circle = [np.array([0.25*np.cos(i*DEGREES),0,0.25*np.sin(i*DEGREES)]) for i in range(361)]

-

-        epsilon_circle_polygon = Polygon(*epsilon_circle, color = RED_E, fill_color = RED_E, fill_opacity = 0.5).rotate(PI/4).move_to(np.array([0,0,2.54]))

-

-

-        dot_circle = Dot().move_to(np.array([-1,1,0])).set_fill("#000080")

-        

-        dot_surface = Dot().rotate(-PI/4).scale(1.5).move_to(np.array([-1.2,1.2,2.7])).set_fill("#000080")

-

-        dot_L_epsilon1 = Polygon(*[np.array([0.05*np.cos(i*DEGREES),0,0.05*np.sin(i*DEGREES)]) for i in range(361)], color = "#000080", fill_color = "#000080", fill_opacity = 1).rotate(PI/4).move_to(np.array([0,0,2.3]))

-

-        dot_L_epsilon2 = Polygon(*[np.array([0.05*np.cos(i*DEGREES),0,0.05*np.sin(i*DEGREES)]) for i in range(361)], color = "#000080", fill_color = "#000080", fill_opacity = 1).rotate(PI/4).move_to(np.array([0,0,2.8]))

-        

-        dot_L = Polygon(*[np.array([0.05*np.cos(i*DEGREES),0,0.05*np.sin(i*DEGREES)]) for i in range(361)], color = "#006400", fill_color = "#006400", fill_opacity = 1).rotate(PI/4).move_to(np.array([0,0,2.54]))

-

-        

-    

-        self.add(axes)

-

-        axis = TextMobject(r"X",r"Y",r"Z")

-        axis[0].move_to(6*RIGHT)

-        axis[1].move_to(6*UP)

-        axis[2].move_to(np.array([0,0,3.7]))

-

-        self.add_fixed_orientation_mobjects(axis[2])

-        self.add_fixed_orientation_mobjects(axis[0])

-        self.add_fixed_orientation_mobjects(axis[1]) 

-

-        self.set_camera_orientation(phi=75*DEGREES,theta=135*DEGREES)

-        #self.set_camera_orientation(phi=80*DEGREES,theta=45*DEGREES)

-

-

-        self.play(ShowCreation(sphere),ShowCreation(delta_circle), ShowCreation(dot_circle)) 

-

-        temp_circle_center = TextMobject(r"$(a,b,0)$").scale(0.6).set_color(BLUE_C).move_to(1.7*LEFT+1.1*UP)

-        self.add_fixed_orientation_mobjects(temp_circle_center)

-        self.wait()

-

-        delta_lab = TextMobject(r"$\delta$", r"$-$", "disk").scale(0.5).move_to(0.6*LEFT+1.7*UP)

-        delta_lab[0].set_color(PINK).scale(1.3)

-        delta_lab[1].set_color(ORANGE)

-        delta_lab[2].set_color(GREEN_E)

-

-        self.add_fixed_orientation_mobjects(delta_lab)

-

-        self.play(ShowCreation(dot_surface))

-

-        temp_curve_circle_center = TextMobject(r"$(a,b,L)$").scale(0.6).set_color("#006400").move_to(np.array([-2,1,2.7]))

-        self.add_fixed_orientation_mobjects(temp_curve_circle_center)

-

-

-        self.wait()

-        self.play(ShowCreation(cylinder_x), FadeOut(dot_surface))

-        self.wait()

-        

-        self.move_camera(phi=0* DEGREES,theta=135*DEGREES)

-        self.wait()

-

-        self.move_camera(phi=80* DEGREES,theta=225*DEGREES)

-        self.wait()

-        

-        self.play(FadeOut(delta_lab), ShowCreation(cylinder_z))

-        self.wait()

-

-        self.play(FadeOut(temp_circle_center), FadeOut(temp_curve_circle_center),ShowCreation(epsilon_circle_polygon))

-

-        self.move_camera(phi=80* DEGREES,theta=325*DEGREES)

-

-        dot_L_epsilon1_lab = TextMobject(r"$L$", r"$-$", r"$\epsilon$").scale(0.6).move_to(np.array([-0.4,-0.4,2.3]))

-        dot_L_epsilon1_lab[0].set_color("#D4108A")

-        dot_L_epsilon1_lab[1].set_color("#006400")

-        dot_L_epsilon1_lab[2].set_color("#4DC8A1").scale(1.5)

-

-        dot_L_epsilon2_lab = TextMobject(r"$L$", r"$+$", r"$\epsilon$").scale(0.6).move_to(np.array([-0.4,-0.4,2.8]))

-        dot_L_epsilon2_lab[0].set_color("#D4108A")

-        dot_L_epsilon2_lab[1].set_color("#006400")

-        dot_L_epsilon2_lab[2].set_color("#4DC8A1").scale(1.5)

-        

-        dot_L_lab = TextMobject(r"$L$").scale(0.6).set_color("#D4108A").move_to(np.array([-0.4,-0.4,2.54]))

-

-

-        self.play(ShowCreation(dot_L_epsilon1), ShowCreation(dot_L), ShowCreation(dot_L_epsilon2))

-        self.add_fixed_orientation_mobjects(dot_L_epsilon1_lab, dot_L_epsilon2_lab, dot_L_lab)

-        self.wait(4)

-

-        self.move_camera(phi=80* DEGREES,theta=45*DEGREES)

-        self.wait(2)

-

-

-        

-

-        

-

-        

-

-        

-        

-

-        

-        

-

-        '''

-        

-

-

-        

-        

-

-

-

-

-        

-

-        delta_lab = TextMobject(r"$\delta - disk$")

-        delta_lab.scale(0.5)

-        delta_lab.set_color(PINK)   

-

-        self.play(ShowCreation(circle_center))

-        self.add_fixed_in_frame_mobjects(temp_circle_center)

-        temp_circle_center.move_to(1.5*RIGHT)

-        self.play(Write(temp_circle_center))

-

-        self.play(ShowCreation(curve_circle_center))

-        self.add_fixed_in_frame_mobjects(temp_curve_circle_center)

-        temp_curve_circle_center.move_to(1.9*UP+1*RIGHT)

-        self.play(Write(temp_curve_circle_center))

-

-

-        self.add_fixed_in_frame_mobjects(delta_lab)

-        delta_lab.move_to(0.4*DOWN+1.7*RIGHT)

-        self.play(Write(delta_lab))

-

-

-

-

-

-        self.begin_ambient_camera_rotation(rate=0.2)

-        

-        self.play(ShowCreation(circle), ShowCreation(line1), ShowCreation(line2))

-        self.play(ShowCreation(line3), ShowCreation(line4))

-        self.wait(8)

-        '''
\ No newline at end of file