Tool of the Day: gnuplot
Gnuplot is a portable command-line driven interactive data and
function plotting utility that supports lots of output formats, including
drivers for many printers, (La)TeX, (x)fig, Postscript, and so on.
The X11-output is packaged in gnuplot-x11. Data files and self-defined
functions can be manipulated by the internal C-like language. Can perform
smoothing, spline-fitting, or nonlinear fits, and can work with complex
numbers.
This package is for transition and to install a full-featured gnuplot
supporting the X11-output.
features:
? gnuplot can produce output directly on screen, or in many formats of
graphics files,
including Portable Network Graphics (PNG), Encapsulated PostScript (EPS),
Scalable Vector
Graphics (SVG), JPEG and many others.
? It is also capable of producing LaTeXcode that can be included directly
in LaTeX
documents, making use of LaTeX's fonts and powerful formulae abilities.
The program can
be used both interactively and in batch mode using scripts.
? The program is well supported and documented. Extensive help can also be
found on the
Internet.
? gnuplot is used as the plotting engine of Maxima, and gretl, and it can
be used from
various languages, including Perl (via CPAN),Python (via Gnuplot-
py and SAGE), Java (via jgnuplot), Ruby (via Ruby Gnuplot), Ch (via Ch
Gnuplot),
and Smalltalk (Squeakand GNU Smalltalk). gnuplot also supports piping.
? gnuplot is programmed in C.
version: gnuplot 4.4.3-0ubuntu3
size: 9.3 MB to download, 24.6 MB when installed
Home page: http://www.gnuplot.info/
screen shots: http://gnuplot.sourceforge.net/demo/showcase_plot.2.png
regards,
dhanasekar
