# Tag Info

Since ...
• 79.5k

### 3DPlot gluing several tubes

Try to answer the first question. Updated later. ...
• 79.5k

### 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]
• 79.5k

### 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 ...
• 31k

### 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) ...
• 79.5k

### 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 ...
• 54.6k

### 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 ...
• 79.5k

### 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 ...
• 21.3k
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 ...
• 79.5k
Accepted

### How can I draw intersection of a sphere and a plane?

Region[Style[ RegionIntersection[InfinitePlane[verticesBase[[1 ;; 3]]], circumsphere], Directive@{Thick, Red}]]
• 79.5k
Accepted

### 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 ...
• 79.5k

### 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 : ...
• 347
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 ...
• 79.5k

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

You could try something like this: ...
• 31.7k

### How to make a ParametricPlot3D into solid shape

You could use ImplicitRegion, e.g. ...
• 63.1k

### How to make a ParametricPlot3D into solid shape

Edit Another way is similar with https://mathematica.stackexchange.com/a/302959/72111 ...
• 79.5k