> with(plots); -1
 

 

> polarplot(`+`(`*`(2, `*`(cos(theta)))), theta = 0 .. Pi)
 

Plot_2d
 

> polarplot(`+`(`*`(2, `*`(sin(theta)))), theta = 0 .. Pi)
 

Plot_2d
 

> display(%, `%%`)
 

Plot_2d
 

> polarplot(`+`(1, sin(t)), t = 0 .. `+`(`*`(2, `*`(Pi))))
 

Plot_2d
 

> polarplot(`+`(exp(cos(theta)), `-`(`*`(2, `*`(cos(`+`(`*`(4, `*`(theta))))))), `*`(`^`(sin(`+`(`*`(`/`(1, 4), `*`(theta)))), 3))), theta = 0 .. `+`(`*`(8, `*`(Pi))))
 

Plot_2d
 

>