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抛物柱面

2009-07-14 17:56:19| 分类：高等数学图形动画 | 标签： |举报 |字号大中小订阅

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所有图形见：数学图形目录

抛物柱面:x=y^2

with(plots):

p:=1.5:

qumian:=plot3d([2*p*u^2,2*p*u,v],u=-1..1,v=0..4):

display(qumian,tickmarks=[4,4,4],scaling=constrained);

抛物柱面:z=x^2

with(plots):

qumian:=plot3d([2*u,v,2*u^2],u=-1..1,v=-2..3.6,grid=[30,30]):

display(qumian,scaling=constrained);

with(plots):

qumian:=plot3d(x^2,x=-2..2,y=-1..3):

x_axis:=plot3d([u,0,0],u=-2..2,v=0..0.01,thickness=3):

y_axis:=plot3d([0,u,0],u=-2..4,v=0..0.01,thickness=3):

z_axis:=plot3d([0,0,u],u=-1..4,v=0..0.01,thickness=3):

xyz:=display(x_axis,y_axis,z_axis):

display(qumian,xyz,tickmarks=[4,4,4],axes=none,grid=[40,40],scaling=constrained);

抛物柱面:z=y^2

with(plots):

qumian:=plot3d([v,u,u^2],u=-1..1,v=-2..3.6,grid=[30,30]):

x_axis:=plot3d([u,0,0],u=-2.2..4,v=0..0.01,thickness=3):

y_axis:=plot3d([0,u,0],u=-2.2..2,v=0..0.01,thickness=3):

z_axis:=plot3d([0,0,u],u=-0.2..3,v=0..0.01,thickness=3):

xyz:=display(x_axis,y_axis,z_axis):

display(qumian,xyz,tickmarks=[4,4,4],axes=none,scaling=constrained);

with(plots):

qumian:=plot3d(y^2,x=-2..1.1,y=-1.1..1.1):

display(qumian,tickmarks=[4,4,4],axes=none,grid=[40,40],scaling=constrained);

返回：数学图形目录

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