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Re: Difference between two commands.
Budaoy schrieb: > What's the difference between these two commands: << and Needs? > Sometimes we use <<Graphics` and sometimes we use > Needs["ComputerArithmetic`"]. Where do they distinguish from each > other? > << Package` always loads the package, whereas Needs first looks if the packages isn't already loaded and only then reads in the package. Gruss Peter -- ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-== Peter Breitfeld, Bad Saulgau, Germany -- http://www.pBreitfeld.de