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Topic: how to enter into vector with variables
Replies: 4   Last Post: Nov 7, 2013 1:20 PM

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Posts: 2
Registered: 11/7/13
Re: how to enter into vector with variables
Posted: Nov 7, 2013 1:20 PM
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"someone" wrote in message <l5gl24$j1l$>...
> "goatfish" wrote in message <l5gk25$rck$>...
> > how do i create an 11-entry vector x given by
> >
> > x=[a, a+1*(0.5), a+2*(0.5)........ a+10*(0.5)]
> >
> > I know that something like x=1:1:5 gives x=[1,2,3,4,5]. But i am confused how to increment something with only some of the variables increasing while the others stay the same. i.e 0.5 and a is constant and 0:10 is increasing.

> % Here's one way (showing all the steps)
> x = 0:1:10;
> x = 0.5*x;
> x = a + x;
> % All together now:
> x = a +0.5*(0:10)

Thank you very much. I now understand how it works. Much appreciated!
> % or
> x = a + (0:0.5:5)

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