5
votes
2answers
121 views

Is it possible to extrapolate data for a 3d-plot in pgfplots?

I am having several measurements to plot and would like to use something like a 3d surface from pgfplots. I am having a frame as outer border and a grid as measurement raster. The measured values are ...
15
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: ...