Is there a name for a 3D shape that looks like a circle when viewed from one axis, a square from another, and...
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The shape can be constructed by taking a cylinder with its height equal to its diameter and cutting a triangle out of it when viewing it from the side with the base of the triangle matching one end of the cylinder and the opposite point of the triangle in the center of where the opposite end of the cylinder was.
Is there a name for this shape?
geometry 3d
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The shape can be constructed by taking a cylinder with its height equal to its diameter and cutting a triangle out of it when viewing it from the side with the base of the triangle matching one end of the cylinder and the opposite point of the triangle in the center of where the opposite end of the cylinder was.
Is there a name for this shape?
geometry 3d
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add a comment |
$begingroup$
The shape can be constructed by taking a cylinder with its height equal to its diameter and cutting a triangle out of it when viewing it from the side with the base of the triangle matching one end of the cylinder and the opposite point of the triangle in the center of where the opposite end of the cylinder was.
Is there a name for this shape?
geometry 3d
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The shape can be constructed by taking a cylinder with its height equal to its diameter and cutting a triangle out of it when viewing it from the side with the base of the triangle matching one end of the cylinder and the opposite point of the triangle in the center of where the opposite end of the cylinder was.
Is there a name for this shape?
geometry 3d
geometry 3d
asked Sep 30 '16 at 0:32
m_duranm_duran
261
261
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4 Answers
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Like this?
It has three Forms depending from which side you look:
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Very nice. Just curious how did you draw this?
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– yoyostein
Sep 30 '16 at 1:49
1
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I used Mathematica's RegionPlot3D and added three constraints for the three planes accordingly. In the end i just increased the plotpoints and voilá
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– Julien Kluge
Sep 30 '16 at 10:22
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Yes exactly like this. Does this have a name?
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– m_duran
Sep 30 '16 at 17:17
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The shape displayed in Julien Kluge's answer may be seen as a special version of a cylindrical segment, which MathWorld describes as the solid cut from a circular cylinder by two (or more) planes.
In any case, it can be made by removing two cylindrical hooves from a cylinder. No idea whether there is a distinctive name for what is left, but the name cylindrical wedge is already reserved for the version with only one slanted cut through the cylinder base, examples of which are the cylindrical hooves mentioned above.
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It is called a chisel tip. A round chisel. However, not all chisels are round.
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For a circular base it is like a pencil lead sharp chisel line edge cut/ground by sandpaper that way for drawing thin lines. Elliptic arc intersection lines on side view appear together with square border.
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4 Answers
4
active
oldest
votes
4 Answers
4
active
oldest
votes
active
oldest
votes
active
oldest
votes
$begingroup$
Like this?
It has three Forms depending from which side you look:
$endgroup$
$begingroup$
Very nice. Just curious how did you draw this?
$endgroup$
– yoyostein
Sep 30 '16 at 1:49
1
$begingroup$
I used Mathematica's RegionPlot3D and added three constraints for the three planes accordingly. In the end i just increased the plotpoints and voilá
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– Julien Kluge
Sep 30 '16 at 10:22
$begingroup$
Yes exactly like this. Does this have a name?
$endgroup$
– m_duran
Sep 30 '16 at 17:17
add a comment |
$begingroup$
Like this?
It has three Forms depending from which side you look:
$endgroup$
$begingroup$
Very nice. Just curious how did you draw this?
$endgroup$
– yoyostein
Sep 30 '16 at 1:49
1
$begingroup$
I used Mathematica's RegionPlot3D and added three constraints for the three planes accordingly. In the end i just increased the plotpoints and voilá
$endgroup$
– Julien Kluge
Sep 30 '16 at 10:22
$begingroup$
Yes exactly like this. Does this have a name?
$endgroup$
– m_duran
Sep 30 '16 at 17:17
add a comment |
$begingroup$
Like this?
It has three Forms depending from which side you look:
$endgroup$
Like this?
It has three Forms depending from which side you look:
answered Sep 30 '16 at 0:45


Julien KlugeJulien Kluge
22417
22417
$begingroup$
Very nice. Just curious how did you draw this?
$endgroup$
– yoyostein
Sep 30 '16 at 1:49
1
$begingroup$
I used Mathematica's RegionPlot3D and added three constraints for the three planes accordingly. In the end i just increased the plotpoints and voilá
$endgroup$
– Julien Kluge
Sep 30 '16 at 10:22
$begingroup$
Yes exactly like this. Does this have a name?
$endgroup$
– m_duran
Sep 30 '16 at 17:17
add a comment |
$begingroup$
Very nice. Just curious how did you draw this?
$endgroup$
– yoyostein
Sep 30 '16 at 1:49
1
$begingroup$
I used Mathematica's RegionPlot3D and added three constraints for the three planes accordingly. In the end i just increased the plotpoints and voilá
$endgroup$
– Julien Kluge
Sep 30 '16 at 10:22
$begingroup$
Yes exactly like this. Does this have a name?
$endgroup$
– m_duran
Sep 30 '16 at 17:17
$begingroup$
Very nice. Just curious how did you draw this?
$endgroup$
– yoyostein
Sep 30 '16 at 1:49
$begingroup$
Very nice. Just curious how did you draw this?
$endgroup$
– yoyostein
Sep 30 '16 at 1:49
1
1
$begingroup$
I used Mathematica's RegionPlot3D and added three constraints for the three planes accordingly. In the end i just increased the plotpoints and voilá
$endgroup$
– Julien Kluge
Sep 30 '16 at 10:22
$begingroup$
I used Mathematica's RegionPlot3D and added three constraints for the three planes accordingly. In the end i just increased the plotpoints and voilá
$endgroup$
– Julien Kluge
Sep 30 '16 at 10:22
$begingroup$
Yes exactly like this. Does this have a name?
$endgroup$
– m_duran
Sep 30 '16 at 17:17
$begingroup$
Yes exactly like this. Does this have a name?
$endgroup$
– m_duran
Sep 30 '16 at 17:17
add a comment |
$begingroup$
The shape displayed in Julien Kluge's answer may be seen as a special version of a cylindrical segment, which MathWorld describes as the solid cut from a circular cylinder by two (or more) planes.
In any case, it can be made by removing two cylindrical hooves from a cylinder. No idea whether there is a distinctive name for what is left, but the name cylindrical wedge is already reserved for the version with only one slanted cut through the cylinder base, examples of which are the cylindrical hooves mentioned above.
$endgroup$
add a comment |
$begingroup$
The shape displayed in Julien Kluge's answer may be seen as a special version of a cylindrical segment, which MathWorld describes as the solid cut from a circular cylinder by two (or more) planes.
In any case, it can be made by removing two cylindrical hooves from a cylinder. No idea whether there is a distinctive name for what is left, but the name cylindrical wedge is already reserved for the version with only one slanted cut through the cylinder base, examples of which are the cylindrical hooves mentioned above.
$endgroup$
add a comment |
$begingroup$
The shape displayed in Julien Kluge's answer may be seen as a special version of a cylindrical segment, which MathWorld describes as the solid cut from a circular cylinder by two (or more) planes.
In any case, it can be made by removing two cylindrical hooves from a cylinder. No idea whether there is a distinctive name for what is left, but the name cylindrical wedge is already reserved for the version with only one slanted cut through the cylinder base, examples of which are the cylindrical hooves mentioned above.
$endgroup$
The shape displayed in Julien Kluge's answer may be seen as a special version of a cylindrical segment, which MathWorld describes as the solid cut from a circular cylinder by two (or more) planes.
In any case, it can be made by removing two cylindrical hooves from a cylinder. No idea whether there is a distinctive name for what is left, but the name cylindrical wedge is already reserved for the version with only one slanted cut through the cylinder base, examples of which are the cylindrical hooves mentioned above.
edited Sep 30 '16 at 1:50
answered Sep 30 '16 at 1:09


ccornccorn
8,25822047
8,25822047
add a comment |
add a comment |
$begingroup$
It is called a chisel tip. A round chisel. However, not all chisels are round.
$endgroup$
add a comment |
$begingroup$
It is called a chisel tip. A round chisel. However, not all chisels are round.
$endgroup$
add a comment |
$begingroup$
It is called a chisel tip. A round chisel. However, not all chisels are round.
$endgroup$
It is called a chisel tip. A round chisel. However, not all chisels are round.
edited Feb 2 at 18:40
answered Sep 30 '16 at 1:35


Sohail SiSohail Si
15617
15617
add a comment |
add a comment |
$begingroup$
For a circular base it is like a pencil lead sharp chisel line edge cut/ground by sandpaper that way for drawing thin lines. Elliptic arc intersection lines on side view appear together with square border.
$endgroup$
add a comment |
$begingroup$
For a circular base it is like a pencil lead sharp chisel line edge cut/ground by sandpaper that way for drawing thin lines. Elliptic arc intersection lines on side view appear together with square border.
$endgroup$
add a comment |
$begingroup$
For a circular base it is like a pencil lead sharp chisel line edge cut/ground by sandpaper that way for drawing thin lines. Elliptic arc intersection lines on side view appear together with square border.
$endgroup$
For a circular base it is like a pencil lead sharp chisel line edge cut/ground by sandpaper that way for drawing thin lines. Elliptic arc intersection lines on side view appear together with square border.
answered Oct 23 '16 at 20:16


NarasimhamNarasimham
21.2k62258
21.2k62258
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