diff options
| -rw-r--r-- | FSF-2020/calculus-of-several-variables/approximations-and-optimizations/Total-Differential/file5_Total_differential_approximation.py | 14 |
1 files changed, 9 insertions, 5 deletions
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) |