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Re: Troubleshooting Mathematic's Help


<<Graphics`Arrow`

x={3,4}; tail={0,0};
Show[Graphics[{Arrow[tail,x],Blue}],
    Axes->True,AxesLabel->{"x","y"}];


Bob Hanlon

---- Steven Shippee <slshippee at comcast.net> wrote: 
> In an old, old book by Bill Davis, Horacio Porta, & Jerry Uhl I saw an 
> example of how to draw a vector, e.g.,
> 
> << Graphics`Arrow`
> 
> X = {3, 4};
> Show[Arrow[X, Tail -> {0, 0}, Blue],
> Axes -> True,
> PlotRange -> All,
> AxesLabel -> {"x", "y"},
> AxesOrigin -> {0, 0}];
> 
> Not being that familiar with Mathematica, where would be the best place to 
> start to debug this?  Error message indicates it could be a problem with 
> Tail and/or with Arrow, looking at master index Arrow looks OK, unless it 
> needs to be embedded within the Graphics command?  Thanks in advance,
> 
> Steven Shippee
> 
> slshippee at comcast.net
> 


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