From eaa80a0103a8f84a455c331e3a3684f5ce4382dd Mon Sep 17 00:00:00 2001
From: Somnath Pandit
Date: Thu, 4 Jun 2020 10:50:38 +0530
Subject: updated
---
.../line-integrals/file2_scalar_line_integral.gif | Bin 4833220 -> 5612895 bytes
.../line-integrals/file2_scalar_line_integral.py | 19 ++++++++-----------
2 files changed, 8 insertions(+), 11 deletions(-)
(limited to 'FSF-2020/calculus-of-several-variables/integrals-of-multivariable-functions')
diff --git a/FSF-2020/calculus-of-several-variables/integrals-of-multivariable-functions/line-integrals/file2_scalar_line_integral.gif b/FSF-2020/calculus-of-several-variables/integrals-of-multivariable-functions/line-integrals/file2_scalar_line_integral.gif
index dc4477d..71c97d6 100644
Binary files a/FSF-2020/calculus-of-several-variables/integrals-of-multivariable-functions/line-integrals/file2_scalar_line_integral.gif and b/FSF-2020/calculus-of-several-variables/integrals-of-multivariable-functions/line-integrals/file2_scalar_line_integral.gif differ
diff --git a/FSF-2020/calculus-of-several-variables/integrals-of-multivariable-functions/line-integrals/file2_scalar_line_integral.py b/FSF-2020/calculus-of-several-variables/integrals-of-multivariable-functions/line-integrals/file2_scalar_line_integral.py
index 310cac0..eb5f4ab 100644
--- a/FSF-2020/calculus-of-several-variables/integrals-of-multivariable-functions/line-integrals/file2_scalar_line_integral.py
+++ b/FSF-2020/calculus-of-several-variables/integrals-of-multivariable-functions/line-integrals/file2_scalar_line_integral.py
@@ -52,9 +52,7 @@ class LineIntegrationProcess(SpecialThreeDScene):
)
fn_text=TextMobject("$z=2+x^2y$").set_color(BLUE)
- self.add_fixed_in_frame_mobjects(fn_text)
- fn_text.to_edge(TOP,buff=MED_SMALL_BUFF)
-
+ fn_text.to_corner(UR,buff=.8).shift(DOWN)
#get the surface
surface= self.get_surface(
@@ -69,10 +67,11 @@ class LineIntegrationProcess(SpecialThreeDScene):
)
- # self.play(Write(surface))
- self.add(surface)
- self.get_line_of_int(fn_text)
- self.begin_ambient_camera_rotation(rate=-0.02)
+ # self.play(Write(surface))
+ self.add_fixed_in_frame_mobjects(fn_text)
+ self.play(Write(surface),Write(fn_text))
+ self.get_line_of_int()
+ self.begin_ambient_camera_rotation(rate=-0.035)
self.get_field_values_on_line()
self.wait(1.5)
self.area=self.get_area()
@@ -86,7 +85,7 @@ class LineIntegrationProcess(SpecialThreeDScene):
self.add_fixed_in_frame_mobjects(area_text)
self.play(Write(area_text))
self.play(Write(self.area),run_time=2)
- self.play(FadeOut(surface))
+ self.play(FadeOut(VGroup(surface,fn_text)))
self.wait()
self.stop_ambient_camera_rotation()
@@ -99,9 +98,7 @@ class LineIntegrationProcess(SpecialThreeDScene):
- def get_line_of_int(self,fn_text):
- self.remove(fn_text)
-
+ def get_line_of_int(self):
line_of_int_text=TextMobject(r"Line of integration is\\","$\\vec r(t)=\cos(t)\hat x+\sin(t)\hat y$")
line_of_int_text[1].set_color(PINK)
line_of_int_text.to_edge(TOP,buff=SMALL_BUFF)
--
cgit