From d19e96406447a0cc155896d6a73c7e9d9647897b Mon Sep 17 00:00:00 2001
From: nishanpoojary
Date: Wed, 1 Jul 2020 11:46:09 +0530
Subject: Delete file3_parabola_example.py

---
 .../scalar-functions/file3_parabola_example.py     | 35 ----------------------
 1 file changed, 35 deletions(-)
 delete mode 100644 FSF-2020/calculus-of-several-variables/multivariable-functions-and-paritial-derivatives/scalar-functions/file3_parabola_example.py

(limited to 'FSF-2020/calculus-of-several-variables/multivariable-functions-and-paritial-derivatives/scalar-functions/file3_parabola_example.py')

diff --git a/FSF-2020/calculus-of-several-variables/multivariable-functions-and-paritial-derivatives/scalar-functions/file3_parabola_example.py b/FSF-2020/calculus-of-several-variables/multivariable-functions-and-paritial-derivatives/scalar-functions/file3_parabola_example.py
deleted file mode 100644
index 74dc063..0000000
--- a/FSF-2020/calculus-of-several-variables/multivariable-functions-and-paritial-derivatives/scalar-functions/file3_parabola_example.py
+++ /dev/null
@@ -1,35 +0,0 @@
-from manimlib.imports import *
-
-class Parabola(ThreeDScene):
-    def construct(self):
-        axes = ThreeDAxes() # creates a 3D Axis
-
-        paraboloid = ParametricSurface(
-            lambda u, v: np.array([
-                2*np.cosh(u)*np.cos(v),
-                2*np.cosh(u)*np.sin(v),
-                2*np.sinh(u)
-            ]),v_min=0,v_max=TAU,u_min=0,u_max=2,checkerboard_colors=[YELLOW_D, YELLOW_E],
-            resolution=(15, 32))
-
-        text3d = TextMobject(r"Plot of $f: \mathbb{R}^2 \rightarrow \mathbb{R}$", "z = f(x,y)")
-        self.add_fixed_in_frame_mobjects(text3d) 
-        text3d[0].move_to(4*LEFT+2*DOWN)
-        text3d[1].next_to(text3d[0], DOWN)
-        text3d[0].set_color_by_gradient(RED, ORANGE, YELLOW, GREEN, BLUE, PURPLE)
-        text3d[1].set_color_by_gradient(RED, ORANGE, YELLOW, GREEN, BLUE)
-
-        #self.set_camera_orientation(phi=0 * DEGREES,theta=270*DEGREES)
-        self.move_camera(phi=110* DEGREES,theta=45*DEGREES)
-        self.add(axes)
-        self.play(ShowCreation(paraboloid))
-        self.play(Write(text3d[0]))
-        self.play(Write(text3d[1]))
-        self.begin_ambient_camera_rotation(rate=0.2)
-        self.wait(3)
-        self.move_camera(phi=0 * DEGREES,theta=180*DEGREES,run_time=3)
-        self.wait(3)
-        self.move_camera(phi=110* DEGREES,theta=90*DEGREES,run_time=3)
-        self.wait(3)
-        
-        
\ No newline at end of file
-- 
cgit 


From 49ced9e502d4c0bb930731d37d1223d9b34d01d5 Mon Sep 17 00:00:00 2001
From: nishanpoojary
Date: Wed, 1 Jul 2020 11:48:28 +0530
Subject: Added updated scalar-functions folder

---
 .../scalar-functions/file3_parabola_example.py     | 47 ++++++++++++++++++++++
 1 file changed, 47 insertions(+)
 create mode 100644 FSF-2020/calculus-of-several-variables/multivariable-functions-and-paritial-derivatives/scalar-functions/file3_parabola_example.py

(limited to 'FSF-2020/calculus-of-several-variables/multivariable-functions-and-paritial-derivatives/scalar-functions/file3_parabola_example.py')

diff --git a/FSF-2020/calculus-of-several-variables/multivariable-functions-and-paritial-derivatives/scalar-functions/file3_parabola_example.py b/FSF-2020/calculus-of-several-variables/multivariable-functions-and-paritial-derivatives/scalar-functions/file3_parabola_example.py
new file mode 100644
index 0000000..63c16b3
--- /dev/null
+++ b/FSF-2020/calculus-of-several-variables/multivariable-functions-and-paritial-derivatives/scalar-functions/file3_parabola_example.py
@@ -0,0 +1,47 @@
+from manimlib.imports import *
+
+class Parabola(ThreeDScene):
+    def construct(self):
+        axes = ThreeDAxes() # creates a 3D Axis
+
+        paraboloid = ParametricSurface(
+            lambda u, v: np.array([
+                2*np.cosh(u)*np.cos(v),
+                2*np.cosh(u)*np.sin(v),
+                2*np.sinh(u)
+            ]),v_min=0,v_max=TAU,u_min=0,u_max=2,checkerboard_colors=[YELLOW_D, YELLOW_E],#
+            resolution=(15, 32))
+
+        text3d = TextMobject(r"Plot of $f: \mathbb{R}^2 \rightarrow \mathbb{R}$", r"$z = f(x,y) = \sqrt{x^2 + y^2 - 4}$") 
+        text3d[0].move_to(4*LEFT+2*DOWN)
+        text3d[1].next_to(text3d[0], DOWN)
+        text3d[0].set_color_by_gradient(RED, ORANGE, YELLOW, GREEN, BLUE, PURPLE)
+        text3d[1].set_color_by_gradient(RED, ORANGE, YELLOW, GREEN, BLUE)
+
+        #self.set_camera_orientation(phi=0 * DEGREES,theta=270*DEGREES)
+        self.move_camera(phi=110* 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]) 
+
+
+        self.play(ShowCreation(paraboloid))
+        self.add_fixed_in_frame_mobjects(text3d)
+        self.play(Write(text3d[0]))
+        self.play(Write(text3d[1]))
+        self.begin_ambient_camera_rotation(rate=0.2)
+        self.wait(3)
+        self.move_camera(phi=0 * DEGREES,theta=180*DEGREES,run_time=3)
+        self.wait(3)
+        self.move_camera(phi=110* DEGREES,theta=90*DEGREES,run_time=3)
+        self.wait(3)
+        
+        
\ No newline at end of file
-- 
cgit