예제 3.
var('t')
f(t)=1+cos(t)
polar_plot(f(t), (t, 0, 2*pi))
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1/2*integral(f(t)^2, t, 0, 2*pi)
3/2*pi 3/2*pi |
예제 4.
var('t')
f(t)=1+cos(t)
p1=polar_plot(f(t), (t, 0, 2*pi))
p2=polar_plot(1, (t, 0, 2*pi), color='red')
p1+p2
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1/2*integral(1^2-f(t)^2, t, pi/2, 3*pi/2)
-1/4*pi + 2 -1/4*pi + 2 |
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