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4 votes
Accepted

Intersection of two extended lines in TikZ without having to draw them

TikZ has an by now undocumented intersection coordinate system that can implicitly used as (intersection of <c11>--<c12> and <c21>--<c22>) which finds the intersections of a ...
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4 votes

How to automatize to draw a broken line with intersections with two straight lines

Besides a mathematical solution by Symbol 1 in the comments you can of course let PGF/TikZ do the math. If you don't need the zig-zag lines to be on one path you can just use one loop that finds the ...
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5 votes

Dimension too large for a simple 3D picture

You can use 3dtools \documentclass[tikz,border=3mm]{standalone} \usetikzlibrary{3dtools}%https://github.com/marmotghost/tikz-3dtools \begin{document} \begin{tikzpicture}[3d/install view={phi=140,...
3 votes
Accepted

Dimension too large for a simple 3D picture

This is a strange thing. I suspect the following: Both your paths contain two segments: the one along the x axis and the one along the y axis. That means that each path contains segments that are ...
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