31.蔓叶线
笛卡儿坐标系
a=10
y=t*100-50
solve
x^3 = y^2*(2*a-x)
for x
32.tan曲线
笛卡儿坐标系
x = t*8.5 -4.25
y = tan(x*20)
33.双曲余弦
x = 6*t-3
y = (exp(x)+exp(0-x))/2
34.双曲正弦
x = 6*t-3
y = (exp(x)-exp(0-x))/2
35.双曲正切
x = 6*t-3
y = (exp(x)-exp(0-x))/(exp(x)+exp(0-x))
36.一峰三驻点曲线
x = 3*t-1.5
y=(x^2-1)^3+1
37.八字曲线
x = 2 * cos ( t *(2*180))
y = 2 * sin ( t *(5*360))
z = 0
38.螺旋曲线
r=t*(10*180)+1
theta=10+t*(20*180)
z=t
39.圆
x = cos ( t *(5*180))
y = sin ( t *(5*180))
z = 0
40.封闭球形环绕曲线
rho=2
theta=360*t
phi=t*360*10
41.柱坐标螺旋曲线
x = 100*t * cos ( t *(5*180))
y = 100*t * sin ( t *(5*180))
z = 0
42.蛇形曲线
x = 2 * cos ( (t+1) *(2*180))
y = 2 * sin ( t *(5*360))
z = t*(t+1)
43.8字形曲线
柱坐标
theta = t*360
r=10+(8*sin(theta))^2
44.椭圆曲线
笛卡尔坐标系
a = 10
b = 20
theta = t*360
x = a*cos(theta)
y = b*sin(theta)
45.梅花曲线
柱坐标
theta = t*360
r=10+(3*sin(theta*2.5))^2
46.另一个花曲线
theta = t*360
r=10-(3*sin(theta*3))^2
z=4*sin(theta*3)^2
47.改一下就成为空间感更强的花曲线了;)
theta = t*360
r=10-(3*sin(theta*3))^2
z=(r*sin(theta*3))^2
48.螺旋上升的椭圆线
a = 10
b = 20
theta = t*360*3
x = a*cos(theta)
y = b*sin(theta)
z=t*12
49.甚至这种螺旋花曲线
theta = t*360*4
r=10+(3*sin(theta*2.5))^2
z = t*16
50 鼓形线
笛卡尔方程
r=5+3.3*sin(t*180)+t
theta=t*360*10
z=t*10
51 长命锁曲线
笛卡尔方程:
a=1*t*359.5
b=q2*t*360
c=q3*t*360
rr1=w1
rr2=w2
rr3=w3
x=rr1*cos(a)+rr2*cos(b)+rr3*cos(c)
y=rr1*sin(a)+rr2*sin(b)+rr3*sin(c)
52 簪形线
球坐标
rho=200*t
theta=900*t
phi=t*90*10
53.螺旋上升曲线
r=t^10
theta=t^3*360*6*3+t^3*360*3*3
z=t^3*(t+1)
54.蘑菇曲线
球坐标
rho=t^3+t*(t+1)
theta=t*360
phi=t^2*360*20*20
55. 8字曲线
a=1
b=1
x=3*b*cos(t*360)+a*cos(3*t*360)
Y=b*sin(t*360)+a*sin(3*t*360)
56.梅花曲线
theta=t*360
r=100+50*cos(5*theta)
z=2*cos(5*theta)
57.桃形曲线
rho=t^3+t*(t+1)
theta=t*360
phi=t^2*360*10*10
58.碟形弹簧
圆柱坐
r = 5
theta = t*3600
z =(sin(3.5*theta-90))+24
59 环形二次曲线
笛卡儿方程:
x=50*cos(t*360)
y=50*sin(t*360)
z=10*cos(t*360*8)
60 蝶线
球坐标:
rho=4*sin(t*360)+6*cos(t*360^2)
theta=t*360
phi=log(1+t*360)*t*360
61.正弦周弹簧
笛卡尔:
ang1=t*360
ang2=t*360*20
x=ang1*2*pi/360
y=sin(ang1)*5+cos(ang2)
z=sin(ang2)
62.环形螺旋线
笛卡尔:
x=(50+10*sin(t*360*15))*cos(t*360)
y=(50+10*sin(t*360*15))*sin(t*360)
z=10*cos(t*360*5)
63.内接弹簧
笛卡尔:
x=2*cos(t*360*10)+cos(t*180*10)
y=2*sin(t*360*10)+sin(t*180*10)
z=t*6
64.多变内接式弹簧
笛卡尔:
x=3*cos(t*360*8)-1.5*cos(t*480*8)
y=3*sin(t*360*8)-1.5*sin(t*480*8)
z=t*8
65.柱面正弦波线
柱坐标
r=30
theta=t*360
z=5*sin(5*theta-90)
66.漩涡线
球坐标:
rho=t*20^2
theta=t*log(30)*60
phi=t*7200