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from manimlib.imports import *
import numpy as np
class Duality_in_sets(Scene):
def construct(self):
circle1 = Circle(radius=0.4,color=BLACK).shift(2.3*LEFT)
circle1.set_fill(color=RED,opacity=200)
rect1=Rectangle(height=2,width=2,color=GREY).shift(2*LEFT)
rect1.set_fill(color=DARK_BLUE,opacity=1)
text1 = TextMobject("S").scale(0.7).shift(0.9*UP+0.7*LEFT)
text2 = TextMobject("X",color=BLACK,stroke_width=0.5).scale(0.5).shift(2.3*LEFT)
self.play(ShowCreation(rect1),ShowCreation(text1),ShowCreation(circle1),ShowCreation(text2))
circle2 = Circle(radius=0.4,color=BLACK).shift(1.7*RIGHT)
circle2.set_fill(color=BLACK,opacity=200)
rect2=Rectangle(height=2,width=2,color=GREY).shift(2*RIGHT)
rect2.set_fill(color=DARK_BLUE,opacity=1)
text3 = TextMobject("S").scale(0.7).shift(0.9*UP+3.3*RIGHT)
text4 = TextMobject(r"X$^c$",color=BLACK,stroke_width=0.2).scale(0.5).shift(2.55*RIGHT+0.6*UP)
text5 = TextMobject(r"\text{The subset}",r"\text{X$^c$}",r"\text{is the dual of subset}",r"\text{X}").scale(0.6).shift(2.7*UP+0.5*LEFT)
text5[1].set_color(GREY)
text5[3].set_color(GREY)
self.play(ShowCreation(rect2),ShowCreation(circle2),ShowCreation(text3),ShowCreation(text4))
self.wait(2)
self.play(ShowCreation(text5))
self.wait(3)
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