
a = 10
for theta = 0.0 to 20 * 3.141593 step 0.01
r = a * theta
x = 100 + r * cos(theta)
y = 100 - r * sin(theta)
...
next theta
阿基米德螺线 是所有形式为
(极坐标方程)
r = aθ
cool....
帮不了你

a = 10
for theta = 0.0 to 20 * 3.141593 step 0.01
r = a * theta
x = 100 + r * cos(theta)
y = 100 - r * sin(theta)
...
next theta
阿基米德螺线 是所有形式为
(极坐标方程)
r = aθ
cool....
帮不了你