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标题: Problem with circle! [打印本页]

作者: namtran    时间: 2009-7-22 14:47     标题: Problem with circle!

本帖最后由 namtran 于 2009-7-22 15:00 编辑

Please help me how to construct circle in the plane with a point by center and radius; circle with a point by center and point in this circle.
Thanks!
作者: Iris    时间: 2009-7-22 15:42

本帖最后由 Iris 于 2009-7-22 15:44 编辑

This is a demo:

图片附件: Default.PNG (2009-7-22 15:44, 20.86 KB) / 下载次数 0
http://forums.netpad.net.cn/attachment.php?aid=315&k=0e5c99db90616a23ac564a3d21328d5a&t=1782289397&sid=OQyoUk


作者: namtran    时间: 2009-7-22 16:04

I can't edit radio like you and your test isn't true of me to ask.
I need circle  with center and  the measure given radius.

Thanks!
作者: inRm    时间: 2009-7-22 16:11

See this demo:

图片附件: Default.PNG (2009-7-22 16:11, 17.99 KB) / 下载次数 0
http://forums.netpad.net.cn/attachment.php?aid=316&k=f5bbe8ac52fe7cc290f0a52dd251bafc&t=1782289397&sid=OQyoUk


作者: namtran    时间: 2009-7-22 17:49

Thank you!
作者: hhhzh    时间: 2009-7-22 19:50

有一种鬼子进村了的感觉!:o
作者: namtran    时间: 2009-7-22 20:50

BUG! I used tool locus line for locus of y = x^2 around Oy axis..

图片附件: untitled.JPG (2009-7-22 20:50, 36.48 KB) / 下载次数 0
http://forums.netpad.net.cn/attachment.php?aid=317&k=e9483122e63d31ab4349b405e562d999&t=1782289397&sid=OQyoUk


作者: inRm    时间: 2009-7-23 09:09

This is a BUG indeed. But I don't understand the purpose of your.
Please paste the document here.
作者: namtran    时间: 2009-7-23 09:33

本帖最后由 namtran 于 2009-7-23 09:41 编辑

I make file aa.sgt and then I use tool "locus line" .... Bug!
I want to make it look like this file GSP.
Wait for you!:sleepy:
Ah! Have you had file English help? Ìf you had, please send to me. I need it so much to understand this software more. Thank you!

附件: aa.sgf (2009-7-23 09:33, 2.55 KB) / 下载次数 9
http://forums.netpad.net.cn/attachment.php?aid=318&k=38a5370de6a41c683db0e3974304f2f9&t=1782289397&sid=OQyoUk

附件: TT y = f(x).gsp (2009-7-23 09:33, 7.29 KB) / 下载次数 9
http://forums.netpad.net.cn/attachment.php?aid=319&k=630c28a5441476de828c94d021284586&t=1782289397&sid=OQyoUk
作者: inRm    时间: 2009-7-23 09:48

I see this BUG. Thank's very much!
Please wait a moment...
作者: 周传高    时间: 2009-7-23 09:55

It should be this kind of condition.

图片附件: Snap1.gif (2009-7-23 09:55, 36.2 KB) / 下载次数 0
http://forums.netpad.net.cn/attachment.php?aid=320&k=cbbe85fae7243f433f35f5695a9f65ad&t=1782289397&sid=OQyoUk



图片附件: Snap3.gif (2009-7-23 09:55, 22.07 KB) / 下载次数 0
http://forums.netpad.net.cn/attachment.php?aid=321&k=b3f70f034863a6d119381d4929b0833d&t=1782289397&sid=OQyoUk



附件: aa.sgf (2009-7-23 09:55, 1006 Bytes) / 下载次数 1
http://forums.netpad.net.cn/attachment.php?aid=322&k=db9405b2b7d359012a81b8ebaddd1e82&t=1782289397&sid=OQyoUk

附件: 11.sgf (2009-7-23 09:55, 3.12 KB) / 下载次数 1
http://forums.netpad.net.cn/attachment.php?aid=323&k=781e5ccb3d0aeb2a457d8c8d3d21ddd5&t=1782289397&sid=OQyoUk
作者: 周传高    时间: 2009-7-23 09:56

Are you to want a development course?
作者: namtran    时间: 2009-7-23 10:27

Yes, I want.
Thanks!
作者: 周传高    时间: 2009-7-23 10:46

Please see.

图片附件: Snap1.gif (2009-7-23 10:46, 9.11 KB) / 下载次数 0
http://forums.netpad.net.cn/attachment.php?aid=324&k=12e43b2f55ef3cb80d67a28171baf48b&t=1782289397&sid=OQyoUk



附件: 22.sgf (2009-7-23 10:46, 2.33 KB) / 下载次数 5
http://forums.netpad.net.cn/attachment.php?aid=325&k=215f72d9fbf345c861fa03238fa8deed&t=1782289397&sid=OQyoUk
作者: 周传高    时间: 2009-7-23 10:46

Continue .
作者: inRm    时间: 2009-7-23 10:58

Has been repaired and updated.
作者: namtran    时间: 2009-7-23 12:47

本帖最后由 namtran 于 2009-7-23 12:49 编辑

14# 周传高

Oh no! I want locus of graph rotate around Ox axis or Oy axis. You maked the circle trace of graph.
Please see my GSP file.
Thank!
作者: inRm    时间: 2009-7-23 13:53

本帖最后由 inRm 于 2009-7-23 13:59 编辑

这是要曲面的痕迹啊
作者: 周传高    时间: 2009-7-23 14:34

14# 周传高

Oh no! I want locus of graph rotate around Ox axis or Oy axis. You maked the circle trace of graph.
Please see my GSP file.
Thank!
namtran 发表于 2009-7-23 12:47
Problem is solving. Wait.
作者: namtran    时间: 2009-7-23 15:30

本帖最后由 namtran 于 2009-7-23 15:47 编辑

Point on circle maked locus but when point move on circle then trace of locus and locus don't move with it. Why? Can locus move in InRm3D ?

附件: aa.sgf (2009-7-23 15:47, 3.21 KB) / 下载次数 8
http://forums.netpad.net.cn/attachment.php?aid=330&k=60827bdd089ee49d48369160ccc4cfbe&t=1782289397&sid=OQyoUk
作者: 周传高    时间: 2009-7-23 15:35

Please see.

图片附件: Snap1.gif (2009-7-23 15:35, 10.1 KB) / 下载次数 0
http://forums.netpad.net.cn/attachment.php?aid=328&k=202fb5c8c23d92b4fc801174288de98a&t=1782289397&sid=OQyoUk



附件: 33.sgf (2009-7-23 15:35, 3.54 KB) / 下载次数 1
http://forums.netpad.net.cn/attachment.php?aid=329&k=c0b53a057b0da95f42d8e069219afb30&t=1782289397&sid=OQyoUk
作者: 周传高    时间: 2009-7-23 16:06

Come again a direct curve map picture spin!

图片附件: Snap3.gif (2009-7-23 16:06, 9.81 KB) / 下载次数 0
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附件: aa.sgf (2009-7-23 16:06, 2.5 KB) / 下载次数 3
http://forums.netpad.net.cn/attachment.php?aid=332&k=9179d5d08bf9a7390d6ac3693f4c5444&t=1782289397&sid=OQyoUk
作者: 周传高    时间: 2009-7-23 16:07

What do you do not satisfy in addition?
作者: 榕坚    时间: 2009-7-25 09:20

Point on circle maked locus but when point move on circle then trace of locus and locus don't move with it. Why? Can locus move in InRm3D ?
namtran 发表于 2009-7-23 15:30
从附件中看这里有几个问题:
1、由输入方程构造的曲线不能保留痕迹,因此想构造一条圆上的点的轨迹来替代。但是圆上的点也是动点,这样轨迹线不能跟着该点动;
2、多点驱动轨迹这是目前所有画板中的难题。
要是应该是这样的效果:

图片附件: 1.jpg (2009-7-25 09:20, 11.04 KB) / 下载次数 0
http://forums.netpad.net.cn/attachment.php?aid=340&k=2e6c1b44d05cdba7c8114d6c33d5f1a6&t=1782289397&sid=OQyoUk


作者: namtran    时间: 2009-7-25 09:49

Can you upload your file?Thx!
作者: 周传高    时间: 2009-7-25 09:59

Point on circle maked locus but when point move on circle then trace of locus and locus don't move with it. Why? Can locus move in InRm3D ?
namtran 发表于 2009-7-23 15:30
On your file, summary is altered , please see.

附件: aa.sgf (2009-7-25 09:59, 3.5 KB) / 下载次数 4
http://forums.netpad.net.cn/attachment.php?aid=341&k=b3462c45673fd93f5fd234aed2cf3b61&t=1782289397&sid=OQyoUk
作者: 周传高    时间: 2009-7-25 10:01

In fact, your those locus practice is still non-standard.
作者: 榕坚    时间: 2009-7-25 10:48

Can you upload your file?Thx!
namtran 发表于 2009-7-25 09:49
稍稍变通一下。

附件: 1.sgf (2009-7-25 10:48, 4.34 KB) / 下载次数 10
http://forums.netpad.net.cn/attachment.php?aid=342&k=dab1478dd05cbc52387abdb19a66f4a9&t=1782289397&sid=OQyoUk
作者: namtran    时间: 2009-7-25 11:00

Good! Very cool! Thanks!
作者: inRm    时间: 2009-7-25 12:48

从附件中看这里有几个问题:
1、由输入方程构造的曲线不能保留痕迹,因此想构造一条圆上的点的轨迹来替代。但是圆上的点也是动点,这样轨迹线不能跟着该点动;
2、多点驱动轨迹这是目前所有画板中的难题。
要 ...
榕坚 发表于 2009-7-25 09:20
“多点驱动轨迹”是什么意思?
作者: 榕坚    时间: 2009-7-25 16:52

“多点驱动轨迹”是什么意思?
inRm 发表于 2009-7-25 12:48
即多个约束点带动一个轨迹点的轨迹,实际上本问题即为一例。包括弹簧的构造。实际上就是轨迹法构造空间曲线。




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