Delete file5_vectorvf_helix.py

1 files changed, 0 insertions, 92 deletions

diff --git a/FSF-2020/calculus-of-several-variables/multivariable-functions-and-paritial-derivatives/multivariable-functions/file5_vectorvf_helix.py b/FSF-2020/calculus-of-several-variables/multivariable-functions-and-paritial-derivatives/multivariable-functions/file5_vectorvf_helix.py
deleted file mode 100644
index fc151ac..0000000
--- a/FSF-2020/calculus-of-several-variables/multivariable-functions-and-paritial-derivatives/multivariable-functions/file5_vectorvf_helix.py
+++ /dev/null
@@ -1,92 +0,0 @@
-from manimlib.imports import *

-

-class Helix(ThreeDScene):

-    def construct(self):

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

-

-        helix1=ParametricFunction(

-                lambda u : np.array([

-                1.5*np.cos(u),

-                1.5*np.sin(u),

-                u/4

-            ]),color=PURPLE,t_min=-TAU,t_max=TAU,

-            )

-

-        helix2=ParametricFunction(

-                lambda u : np.array([

-                2*np.cos(u),

-                2*np.sin(u),

-                u/2

-            ]),color=GREEN_C,t_min=-TAU,t_max=TAU,

-            )

-

-        function = TexMobject("f(", "r", ",", "\\theta", ")", "=", "[", "r", "\\cos", "\\theta", ",", "r", "\\sin" ,"\\theta", ",", "h" ,"\\theta", "]" ).scale(0.6).to_corner(UL)

-        function.set_color_by_tex(r"\theta", BLUE_C)

-        function.set_color_by_tex(r"r", RED_C)

-        function.set_color_by_tex(r"\cos", GREEN_C)

-        function.set_color_by_tex(r"\sin", YELLOW_C)

-        function[0].set_color(ORANGE)

-        function[4].set_color(ORANGE)

-

-

-        self.add_fixed_in_frame_mobjects(function)

-

-        self.set_camera_orientation(phi=60*DEGREES, theta = 45*DEGREES)

-

-        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])

-

-

-        dot1 = Dot().rotate(PI/2).set_color(RED_C)

-        alpha1 = ValueTracker(0)

-        vector1 = self.get_vector(alpha1.get_value(),helix1)

-        dot1.add_updater(lambda m: m.move_to(vector1.get_end()))

-        self.play(

-            ShowCreation(helix1),

-            GrowFromCenter(dot1),

-            GrowArrow(vector1)

-            )

-        vector1.add_updater(

-            lambda m: m.become(

-                    self.get_vector(alpha1.get_value()%1,helix1)

-                )

-            )

-        self.add(vector1,dot1)

-        self.play(alpha1.increment_value, 1, run_time=10, rate_func=linear)

-        

-

-        self.play(FadeOut(vector1), FadeOut(dot1))

-        self.play(ReplacementTransform(helix1, helix2))

-

-

-        dot2 = Dot().rotate(PI/2).set_color(RED_C)

-        alpha2 = ValueTracker(0)

-        vector2 = self.get_vector(alpha2.get_value(),helix2)

-        dot2.add_updater(lambda m: m.move_to(vector2.get_end()))

-        self.play(

-            ShowCreation(helix2),

-            GrowFromCenter(dot2),

-            GrowArrow(vector2)

-            )

-        vector2.add_updater(

-            lambda m: m.become(

-                    self.get_vector(alpha2.get_value()%1,helix2)

-                )

-            )

-        self.add(vector2,dot2)

-        self.play(alpha2.increment_value, 1, run_time=10, rate_func=linear)

-        self.wait()

-

-

-

-    def get_vector(self, proportion, curve):

-        vector = Line(np.array([0,0,0]), curve.point_from_proportion(proportion), color = YELLOW_C, buff=0)

-        return vector
\ No newline at end of file