Re: N00b help needed: Graphics

*To*: mathgroup at smc.vnet.net*Subject*: [mg96862] Re: N00b help needed: Graphics*From*: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>*Date*: Thu, 26 Feb 2009 07:56:50 -0500 (EST)*Organization*: Uni Leipzig*References*: <go319k$f2n$1@smc.vnet.net>*Reply-to*: kuska at informatik.uni-leipzig.de

Hi, data1 = Table[{x, Sin[x]}, {x, 0, 2 Pi, 2 Pi/64}] // N; f = Interpolation[data1]; data2 = Table[{x, Sin[x] + RandomReal[{-0.1, 0.1}]}, {x, 0, 2 Pi, 2 Pi/64}] // N; Plot[f[t], {t, 0, 2 Pi}, Epilog -> Point /@ data2] ?? Regards Jens Hauke Reddmann wrote: > Hello, > > I have a very simple problem: Visualization of > two data sets f={{x1,y1},{x2,y2},...} and > g={{X1,Y1},{X2,Y2},...}. > The first set shall be replaced by an interpolated curve: > F=Interpolation[f]. OK, that was trivial :-) > The second shall be shown as small dots overlayed on the graph > of f. Where is the problem, you ask? The problem is > my uni has version 5 and all the Graphics primitives > as shown on the Wolfram Internet site give no visible > output or even error messages! > Surely you have a command Plot[something_with_f_and_g] > for me working for any data lists? (Spline madness is > no issue, F is very smooth with my actual test data set f.) > > THX,