{pst-eucl} package allow the drawing of Euclidean geometric figures using LaTeX macros for specifying mathematical constraints. It is thus possible to build point using common transformations or intersections. The use of coordinates is limited to points which controlled the figure.

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7
votes
2answers
1k views

spherical coordinates in tikz 3d

Can we specify direction in spherical coordinates? I know we can do polar (angle:radius) but what is we are using tikz-3d and want to specify (r, theta, phi) where theta is the azimuthal angle?
23
votes
3answers
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big angle brackets

I know that \langle and \rangle creates left and right angle brackets. But they don't seem to adopt to the size of the expression inside. For example, if I have a big matrix, I would like to angle ...
10
votes
3answers
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Mark 90 degree angle in tikz in german convention

What's the best way to denote a 90 degree angle with german convention like on the following picture in tikz: Suppose I start with something like this: \documentclass{article} \usepackage{tikz} ...
7
votes
3answers
3k views

How to Intersect an arc with a line without calculating the angle

I'd like to draw an optics-related figure, for which I need to draw several beams with varying opening angles, which will need to be labeled. What I've come up at the moment (boiled down to a minimal ...
4
votes
1answer
128 views

how to draw an angle with tikz

I have to draw an angle like this picture. I would like to know how can i add a color inside the angle, like the second one picture My code is: \noindent\begin{tikzpicture}[> = stealth] ...
7
votes
1answer
601 views

coordinate number format \ang{}

In a table, I am listing several coordinates. I want to use a number format such as this W 95°13'14'' W 95°03'00'' ... I am using the \ang{} environment of the siunitx package. ...