6
votes
1answer
96 views

Strange result in plotting data using pgfplots

I'm trying to plot this: \begin{tikzpicture} \begin{axis}[ height=5cm, width=\linewidth] \addplot[smooth,blue] plot coordinates { (27,177) (28,223) (29,240) (30,227) ...
17
votes
2answers
4k views

Is plotting exponential graphs a known source of bugs in TikZ?

I want to plot $y = 2^x$ over a small domain. Unfortunately, even though tikz (v 2.1) seems to be able to calculate 2^{negative numbers} it is not plotting them correctly. My minimal example is: ...
9
votes
1answer
512 views

Using pgfplots with a0poster

I want to use tikz/pgf to plot some graphs in a poster done with a0poster. That is the code: \begin{tikzpicture} \begin{axis}[xlabel=lambda, ylabel=int] \addplot[blue] table [mark=none, col ...