Python Turtle Graphics Drawing - Heart

 Python Turtle Graphics Drawing - Heart

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Formula reference:

https://mathworld.wolfram.com/HeartCurve.html

Source code:

from turtle import *

from math import sin,cos,radians

setup(640,640)

R = 15

color('#f0a')

up()

begin_fill()

for i in range(360):

    a = radians(i)

    x = R*16*sin(a)**3

    y = R*(13*cos(a)-5*cos(2*a)\

        -2*cos(3*a)-cos(4*a))

    goto(x,y)

    down()

end_fill()

done()