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Unexpected black lines on the edge of a RegionPlot3D

Since ...
cvgmt's user avatar
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2 votes

3DPlot gluing several tubes

Try to answer the first question. Updated later. ...
cvgmt's user avatar
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0 votes

Quality of RegionIntersection[]: How to control?

The updated version 14.1.0 solved such problem. $Version a = {-1/2, -1/2, -1/2}; b = {1/2, 1/2, 1/2}; R = RegionIntersection[Ball[a, 1], Ball[b, 1]]; Region[R]
cvgmt's user avatar
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2 votes

Strange behavior of Polygon with a hole

The behaviour is explained in the documentation for RenderingOptions: Nearly coplanar polygons may be rendered inconsistently by default rendering methods. You ...
Domen's user avatar
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3 votes

Strange behavior of Polygon with a hole

Edit For version 14.1.0, we can use DiscreteRegioin+RegionPlot3D ( but version 14.0.0 does not work) ...
cvgmt's user avatar
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2 votes

In 3D plotting, how get traditional position and orientation of xyz-axes

You are wrong, both set of axes are "right handed". What you call "traditional format" is simply a rotation of the axes around the z-axis by Pi/4. You can achieve this by setting ...
Daniel Huber's user avatar
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3 votes

Find Way to Make Solid 3D from ParametricPlot3D and Also Finding the Moment of Inertia and Center of Mass

Similar with my previous answer (method-2). https://mathematica.stackexchange.com/a/306028/72111 ...
cvgmt's user avatar
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2 votes

How can I use DihedralAngle to get correct result?

Update 2: For OP's original problem, if only angles in range (0, Pi) are required simply use Pi - Abs[# - Pi] & on output of ...
azerbajdzan's user avatar
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5 votes
Accepted

How can I use DihedralAngle to get correct result?

Edit The definition of the DihedralAngle is not Well Defined ! For the same two halfplanes HalfPlane[{p1,p2},v1] and ...
cvgmt's user avatar
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3 votes
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How can I draw intersection of a sphere and a plane?

Region[Style[ RegionIntersection[InfinitePlane[verticesBase[[1 ;; 3]]], circumsphere], Directive@{Thick, Red}]]
cvgmt's user avatar
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8 votes
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A truncated pyramid with a square base and level water

Illustrate the principles by the picture. The main equation is (ρSolid and ρWater are the density of the solid and water ...
cvgmt's user avatar
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2 votes

How can I draw water level in a cylinder like this?

No new updates, just some errors fixed I tried to solve the equation for the horizontal plane with mma. if the cup is cuboid : ...
babyK's user avatar
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27 votes
Accepted

How can I draw water level in a cylinder like this?

Edit To speed up the animation, we fixed the cylinder and moving the HalfSpace to cut the 30% of the cylinder,after that we rotate the graphics3d to view the ...
cvgmt's user avatar
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12 votes

How can I draw water level in a cylinder like this?

You could try something like this: ...
lericr's user avatar
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5 votes

How to make a ParametricPlot3D into solid shape

You could use ImplicitRegion, e.g. ...
ubpdqn's user avatar
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7 votes

How to make a ParametricPlot3D into solid shape

Edit Another way is similar with https://mathematica.stackexchange.com/a/302959/72111 ...
cvgmt's user avatar
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5 votes

How to make a ParametricPlot3D into solid shape

Start your calculation with a Region instead of a Graphics3D: ...
Daniel Huber's user avatar
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