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| author | Purusharth Saxena | 2020-06-30 02:25:46 +0530 |
|---|---|---|
| committer | GitHub | 2020-06-30 02:25:46 +0530 |
| commit | 95b35efe6166fe145e44314e11e0a7d3ac638874 (patch) | |
| tree | 200eb34921deaae1ba440420d852ad3e82c0b839 /FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential | |
| parent | 8ad6529190a9ee7e3324b71b555c6807c2a8cf15 (diff) | |
| parent | 6eaafd2b199661ba0b2221ed8f75bfc4c5e18514 (diff) | |
| download | FSF-mathematics-python-code-archive-95b35efe6166fe145e44314e11e0a7d3ac638874.tar.gz FSF-mathematics-python-code-archive-95b35efe6166fe145e44314e11e0a7d3ac638874.tar.bz2 FSF-mathematics-python-code-archive-95b35efe6166fe145e44314e11e0a7d3ac638874.zip | |
Merge pull request #43 from vnb09/fsf_tasks
Updated animations
Diffstat (limited to 'FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential')
9 files changed, 89 insertions, 31 deletions
diff --git a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/README.md b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/README.md new file mode 100644 index 0000000..ce4da11 --- /dev/null +++ b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/README.md @@ -0,0 +1,34 @@ +<h1><div align=”center”><b>SubTopic: Total Differential</b></h1></div> +<br/></br> + +<tab>file1_Visualization_of_dz + + +<br/></br> +<br/></br> + +<tab>file2_Differentials + + + +<br/></br> +<br/></br> + +<tab>file3_Total_differential_of_z + + +<br/></br> +<br/></br> + +<tab>file4_total_differential_change + + +<br/></br> +<br/></br> + +<tab>file5_Total_differential_approximation + +  + +<br/></br> +<br/></br> diff --git a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file1_Visualization_of_dz.gif b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file1_Visualization_of_dz.gif Binary files differindex e00a946..2e148af 100644 --- a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file1_Visualization_of_dz.gif +++ b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file1_Visualization_of_dz.gif diff --git a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file1_Visualization_of_dz.py b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file1_Visualization_of_dz.py index a097a96..1fdd0b9 100644 --- a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file1_Visualization_of_dz.py +++ b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file1_Visualization_of_dz.py @@ -1,11 +1,15 @@ from manimlib.imports import* - -class firstScene(ThreeDScene): +#---- visualization of total differential dz between two points lying on the surface of the function +class differentialdz(ThreeDScene): def construct(self): - axes = ThreeDAxes().rotate(1.571) + axes = ThreeDAxes() + label_x = TextMobject("$x$").shift([5.5,-0.5,0]).fade(0.4) #---- x axis + label_y = TextMobject("$y$").shift([-0.5,5.5,0]).rotate(-4.5).fade(0.4) #---- y axis + + #---- surface of the funtion f(x,y) surface = ParametricSurface( lambda u, v: np.array([ u, @@ -13,8 +17,8 @@ class firstScene(ThreeDScene): u**2+v**2 ]),u_min=-1,u_max=1, v_min=-1,v_max=1).set_color("#FF69B4").fade(0.6).scale(2).shift(3*UP+1*LEFT) - d = Dot([1.4,1.75,1],color = '#00FFFF').rotate(1.571,UP) - d2 = Dot([2,2,1],color = '#00FFFF').rotate(1.571,UP) + d = Dot([1.4,1.75,1],color = '#00FFFF').rotate(1.571,UP) #---- point on the surface + d2 = Dot([2,2,1],color = '#00FFFF').rotate(1.571,UP) #---- point on the surface p1 = TextMobject("$P_1$",color ='#ADFF2F').scale(0.6).shift(2*RIGHT+1*UP) p2 = TextMobject("$P_2$",color = '#ADFF2F').scale(0.6).shift(2.6*RIGHT+0.9*UP) @@ -33,8 +37,10 @@ class firstScene(ThreeDScene): label = TextMobject("$z = f(x,y)$").scale(0.6).shift(3.5*RIGHT+1.8*UP) - self.add(axes) self.set_camera_orientation(phi=75*DEGREES,theta=-10*DEGREES) + self.add(axes) + self.add(label_x) + self.add(label_y) self.wait(1) self.play(Write(plane)) self.play(Write(surface)) diff --git a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file2_Differentials.gif b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file2_Differentials.gif Binary files differindex 620b49e..6baf271 100644 --- a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file2_Differentials.gif +++ b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file2_Differentials.gif diff --git a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file2_Differentials.py b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file2_Differentials.py index b40be70..1025210 100644 --- a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file2_Differentials.py +++ b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file2_Differentials.py @@ -1,16 +1,21 @@ from manimlib.imports import* - -class firstScene(ThreeDScene): - +#---- visualization of the differentials along the axes +class differentials(ThreeDScene): def construct(self): - axes = ThreeDAxes() + axes = ThreeDAxes() + label_x = TextMobject("$x$").shift([5.5,-0.3,0]).fade(0.4) #---- x axis + label_y = TextMobject("$y$").shift([-0.5,5.5,0]).rotate(-4.5).fade(0.4) #---- y axis - s = Rectangle(color = '#00FF7F',fill_opacity=0.3).shift(2.3*UP+3.9*LEFT).scale(1).rotate(0.2,UP) #----surface z = f(x,y) + surface = ParametricSurface( + lambda u, v: np.array([ + u, + v, + u**2+v**2 + ]),u_min=-1,u_max=1, v_min=-1,v_max=1).set_color("#FF69B4").shift([0,2.5,0.3]).scale(1.2) #----surface z = f(x,y) - label_y = TextMobject("$y$").shift(5*RIGHT+0.4*DOWN).rotate(1.571) - label_x = TextMobject("$x$").shift(-0.1*UP+5.6*RIGHT).scale(0.5) + plane = Rectangle(color = '#E6E6FA',fill_opacity = 1).scale(3).shift(-1*RIGHT+3*UP).fade(0.9) @@ -27,8 +32,8 @@ class firstScene(ThreeDScene): label_dz= TextMobject("$dz$").scale(0.4).shift(5.3*RIGHT+0.4*UP) - l3 = Line(color = '#FFDAB9').scale(0.8).shift(1.95*UP+0.7*RIGHT).rotate(1.571,DOWN).fade(0.7) - l4 = Line(color = '#FFDAB9').scale(0.6).shift(2.86*UP+0.9*RIGHT).rotate(1.571,DOWN).fade(0.7) + l3 = Line(color = '#FFDAB9').scale(0.8).shift(1.95*UP+0.7*RIGHT).rotate(1.571,DOWN).fade(0.2) + l4 = Line(color = '#FFDAB9').scale(0.6).shift(2.86*UP+0.9*RIGHT).rotate(1.571,DOWN).fade(0.2) line_y1 = DashedLine(color = '#00BFFF').scale(1.3).shift(0.82*UP+3.25*RIGHT).rotate(1.571) line_y2 = DashedLine(color = '#00BFFF').scale(1.7).shift(1.2*UP+2.8*RIGHT).rotate(1.571) @@ -43,12 +48,12 @@ class firstScene(ThreeDScene): label = TextMobject("$f(x,y)$").scale(0.6).shift(4*RIGHT+3*UP) - self.add(axes) self.set_camera_orientation(phi=75*DEGREES,theta=10*DEGREES) + self.add(axes) + self.add(label_x) + self.add(label_y) self.play(Write(plane)) - self.play(ShowCreation(label_y)) - self.add_fixed_in_frame_mobjects(label_x) - self.play(Write(s)) + self.play(Write(surface)) self.add_fixed_in_frame_mobjects(label) self.wait(1) self.play(Write(d),Write(d2)) diff --git a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file3_Total_differential_of_z.gif b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file3_Total_differential_of_z.gif Binary files differindex 5aae2a1..a54d2da 100644 --- a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file3_Total_differential_of_z.gif +++ b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file3_Total_differential_of_z.gif diff --git a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file3_Total_differential_of_z.py b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file3_Total_differential_of_z.py index b29a7a3..b8d6f96 100644 --- a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file3_Total_differential_of_z.py +++ b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file3_Total_differential_of_z.py @@ -1,8 +1,16 @@ from manimlib.imports import* -class firstScene(ThreeDScene): +#---- visualization of total differential definition +class totaldifferential(ThreeDScene): def construct(self): axes = ThreeDAxes().fade(0.5) + surface = ParametricSurface( + lambda u, v: np.array([ + u, + v, + u**2+v**2 + ]),u_min=-1,u_max=1, v_min=-1,v_max=1).set_color("#FF69B4").fade(0.6).shift([1,0.8,1.5]).scale(2) + plane = Rectangle(color = '#E6E6FA',fill_opacity = 1).scale(3).shift(-1*RIGHT+3*UP).fade(0.9) label_x = TextMobject("$x$").shift(5*RIGHT+0.4*DOWN).rotate(1.571) label_y = TextMobject("$y$").shift(0.3*DOWN+5.6*RIGHT).scale(0.5) @@ -57,17 +65,19 @@ class firstScene(ThreeDScene): self.add_fixed_in_frame_mobjects(label_y) self.add_fixed_in_frame_mobjects(label_z) self.wait(1) + self.play(Write(surface)) + self.play(ShowCreation(d1)) + self.add_fixed_in_frame_mobjects(d1_text) + self.play(ShowCreation(d2)) + self.add_fixed_in_frame_mobjects(d2_text) + self.wait(1) self.play(Write(s2)) self.wait(1) self.play(Write(l1),Write(l2),Write(l3)) self.wait(1) self.play(Write(s1)) self.wait(1) - self.play(ShowCreation(d1)) - self.add_fixed_in_frame_mobjects(d1_text) - self.play(ShowCreation(d2)) - self.add_fixed_in_frame_mobjects(d2_text) - self.wait(1) + self.play(FadeOut(surface)) self.play(ShowCreation(d3)) self.add_fixed_in_frame_mobjects(d3_text) self.play(ShowCreation(m1_line)) @@ -88,4 +98,3 @@ class firstScene(ThreeDScene): self.play(ShowCreation(delx)) self.add_fixed_in_frame_mobjects(delx_text) self.wait(1) - diff --git a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file5_Total_differential_approximation.gif b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file5_Total_differential_approximation.gif Binary files differindex 4f4627d..ebbf240 100644 --- a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file5_Total_differential_approximation.gif +++ b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file5_Total_differential_approximation.gif diff --git a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file5_Total_differential_approximation.py b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file5_Total_differential_approximation.py index 83017ed..e7b39bb 100644 --- a/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file5_Total_differential_approximation.py +++ b/FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file5_Total_differential_approximation.py @@ -1,11 +1,14 @@ from manimlib.imports import* - -class firstScene(ThreeDScene): +#---- approximation value of function between two points using total differentials +class approximation(ThreeDScene): def construct(self): - axes = ThreeDAxes().rotate(1.571) + axes = ThreeDAxes() + label_x = TextMobject("$x$").shift([5.5,-0.3,0]).fade(0.4) #---- x axis + label_y = TextMobject("$y$").shift([-0.5,5.5,0]).rotate(-4.5).fade(0.4) #---- y axis + surface = ParametricSurface( lambda u, v: np.array([ np.sin(u), @@ -29,9 +32,10 @@ class firstScene(ThreeDScene): label = TextMobject("$z = f(x,y)$").scale(0.6).shift(4*RIGHT+3*UP) - - self.add(axes) self.set_camera_orientation(phi=75*DEGREES,theta=-10*DEGREES) + self.add(axes) + self.add(label_x) + self.add(label_y) self.wait(1) self.play(Write(plane)) self.wait(1) |
