Use of software like gnuplot, matlab, mayavi, opendx, paraview etc. to visualize data.
==== Software ====
[[http://www.mathworks.com/
Matlab]]: Commercial software for all platforms.
[[http://www.originlab.com
Origin]]: Commercial software for windows platform.
[[http://www.systat.com/products/SigmaPlot/
SigmaPlot]]
[[http://www.tecplot.com/
Tecplot]]: Commercial software for all platforms. Particularly useful for CFD.
[[http://www.gnuplot.info/
Gnuplot]]: Open source software for all platforms, free of cost.
[[http://www.visualstats.org/
viSta]]: An excellent software for statistical data analysis, ViSta (Visual Statistics, Seeing Data with Dynamic Interactive Graphics) is available free.
===== Working with analytical expressions =====
Mathematics is the language of engineers
Nature of functions, Minima, Maxima, Integration, Differentiation etc.,
Microsoft Word]]: WYSIWYG interface, for windows platform, commercial.
[[http://www.ctan.org/
Latex]]: Programmable, available for all platforms, open source and free of cost for professional looking output. Warning: you may need to use your brain. Take a look at [[http://www-cs-faculty.stanford.edu/~knuth/
who]] wrote it.
===== Other tools =====
Digitizing data from literature: e.g., Windig
Schematics and Flow charts: e.g., OpenOffice.Org Dia, Draw, Microsoft Word as a drawing tool, xfig
Accurate diagrams: autoCAD etc.,
Working with a server: eXceed to display remote windows on your m/c