# Questions tagged [rotation]

Questions regarding built-in methods to rotate objects and how to perform them: Rotate, RotationTransform, ImageRotate, RotationMatrix etc.

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### Trying to rotate a graphic over a field of parallel lines

I have a 10x10 grid of unit squares (picture a partial coordinate grid bounded by (0,0) and (10,10)) given by ...
131 views

### Change in direction when a line hits an ellipse? [duplicate]

I'm trying to simulate reflecting light off an elliptical mirror. I currently store the ellipse in the form {center,{radii},rotationAngle} and the ray of light is ...
740 views

### Compose many Geometric Transformations for 3D Graphics

I'm struggling to understand what would be a good way to compose several geometrical transformations to create a single TransformationFunction to be applied to a <...
407 views

### Rotation of a graph using manipulate

I'd like to look at some group transformation of curves in the plane. As a start, I'd like to try to do use the rotation group. Here's the code I tried to rotate a parabola so that I can watch the ...
2k views

### How to combine one or more rotated graphics objects?

I wish to produce an image with more than one composite graphics objects which have been modified using Rotate. I feel this should not be difficult, but haven't yet found a solution. A simple example ...
218 views

### Why does Rotate in PlotMarkers behave strangely?

Bug introduced in 9.0 or earlier and persisting through 12.0 While answering Change the inner color of markers I came across a behavior that may be a bug. I would like to know if there is another ...
2k views

### Converting a rotation matrix to a quaternion

I found a very good link about quaternions in Mathematica , but I don't know how to create a quaternion from a rotation matrix. Can anyone help me, please? Update I need this: A rotation may be ...
579 views

### Is it possible to specify the direction of rotation in VectorAngle function?

If I use the function VectorAngle[{1,0},{1,-1}], is it possible to obtain the angle generated by rotating around the axis counter clock wise? In other words, I would move from the first vector to the ...
193 views

### Randomly generated polymer with certain spatial density

For simplicity's sake, let the polymer's composing particle be integer 3-tuples (on 3D Cartesian grid), such that: Polymer-ness -- for all particle there is an directly adjacent neighbor. i.e in ...
3k views

### 3D plot of a solid of revolution [closed]

I'm trying to rotate the area between the graphs of $y=3$ and $y=x^2$ around $y=1$. I'm not attempting to just find the area as that would just be ...
277 views

### how to distinguish clockwise from counterclockwise rotation

I need to distiguish the true rotation of a vector (time dependent, solution of a system of two coupled differential equation) respect a fixed vector. As showed in the follow,neither ...
461 views

### need help rotating an object about the z-axis using animation

This should be an easy question for anyone familiar with 3D animations. I have a 2D shape denoted by the equation $$((x-1)^2+y^2) ((x+1)^2+y^2)=1$$ and I want to illustrate its relation to a horn ...
475 views

### Revolving the area between two functions about an axis

I'm trying to graph the revolution of the area between two functions about an axis, but I'm new to Mathematica, and not sure how to proceed. My area is defined by ...
858 views

### Problem with convert matlab function into mathematica version of euler angle

I've wrote a function that will extract euler angle from matrix according to Matlab's function in AeroSpace toolbox's dcm2angle package file. But not quite right. ...