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### How to take out two arrows from the same line? [duplicate]

Possible Duplicate: List of available TikZ libraries with a short introduction Multiple arrows between nodes I am new to tikz. I want to know how to draw this kind(given in the figure) of ...
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### Vertical and horizontal lines in pgf-tikz

It is easy to produce a path between two nodes consisting of a single horizontal and a single vertical line (from the manual): \begin{tikzpicture} \draw (0,0) node(a) [draw] {A} (1,1) node(b) [...
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### How to draw a irregular circle(shape)?

I want to draw some irregular circle(shape) in my wireless scenario. with a basestation in the center. around is some irregular circle(shape). I find something(could be used) in this web(but I feel ...
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### How to draw a return arrow from node-3 to node-1

Say I have a code to draw a flow chart, I want now a arrow from node 3 to node 1, how can I do that? 1<--| | | 2 | | | 3---- MWE \documentclass[class=article,border=0pt]{standalone} \...
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### Draw crosses in tikz

If I do \draw (1,1) circle (1pt) tikz draw a little circle with diameter 1pt at (1,1). How can I define a path cross such that \draw (1,1) cross (1pt) draws a little cross with diameter 1pt (...
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### Understanding the math tikzlibrary

In my question The Spiral of Roots in TikZ, the answer by Mark Wibrow caught my attention but while trying to edit the code I found myself struggling with an ifelse statement. What I am trying to ...
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### How to create simple causal chains with TikZ

I have a problem trying to create a simple causal chain, as it can be seen on the attached file: List of available TikZ libraries with a short introduction. I'm having two main issues: I would like ...
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### Dependent node size in TikZ

I'm producing some control theory flow sheets in TikZ where I have specified the node box size. Since I'm making a lot of these flow sheets, I have set global styles for them, for instance the box ...
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### How to create a electromagnetic spectrum using pgfplots package (together with colormaps)

In my search of a good electromagnetic spectrum using LaTeX I came up short and thus I needed to create my own image. Here's how I did it.
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### TikZ: Define pattern with reference to external picture

I want to fill a tikz-picture with a pattern, based on an external picture. Is this possible? If yes, how? I tried to define a new pattern with \pgfdeclarepatternformonly, but \pgfuseimage seems to ...
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### Help with drawing tikz diagrams of worldsheet topologies

Can someone help me reproduce the following images - or parts of them - with tikz. (In case it helps to clarify my intent: I am trying to draw the worldsheet topologies for the vacuum diagram of the ...
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### How can I draw tikz arrows on a calculated triangle?

I am going to need a lot of vector triangles and would like to do them with TikZ. My TikZ experience is close to not existing. Therefore I would like to ask you, if there is a possibility to draw ...
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### Big diagram in LaTeX with the help of PGF/TikZ

I managed to make this big diagram in Inkscape adding the codes in LaTeX using the plugin textext. See this question for more. I wish I knew how to draw the big diagram about dual linear spaces with ...